russia how to play edison diamond disc reliable performance

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  • EDISON DIAMOND DISC – The 78 rpm Club

    The Edison Diamond Disc Record is a type of phonograph record marketed by Edison Records from 1912 to 1929. They were named Diamond Discs because the matching Edison Disc Phonograph was fitted with a precision-made semi-permanent diamond stylus for playing them. Diamond Discs were incompatible with ordinary disc record players, the disposable ...

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  • Overview of the Diamond Disc Recordings by Genre (1912 ...

    2021-8-15 · Instrumental Selections on the Edison Diamond Discs (1912 - 1929)—Overview A wide array of instrumentals were offered in the Edison Diamond Disc catalogs. Many featured artists proficient with various musical instruments, performing …

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  • Taking Care of your Diamond Disc Reproducer - Phonographs

    2015-1-18 · In the picture above, location 3 is where the diamond stylus is located. First and foremost: only Edison Diamond Disc records can be played with this reproducer. …

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  • History of the Edison Disc Phonograph

    2021-8-13 · Photograph of Thomas A. Edison listening to the New Edison Diamond Disc Phonograph. Advertisement in The Gramophone, December 1923. Cylinders peaked in popularity around 1905. After this, discs and disc players, most notably the Victrolas, began to dominate the market. Columbia Records, an Edison …

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  • The Edison Diamond Disc Phonograph. - Intertique

    2018-5-13 · The new Diamond Disc phonographs were unveiled in 1911 but didn't really work their way to the dealers until late 1912. The initial models included the A-60, A-150 and A-200. In 1916 the Diamond Disc was renamed 'The New Edison.'

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  • Home

    To play, press and hold the enter key. To stop, release the enter key. NEW PARTS AVAILABLE! Currently available:-7/32 and 5/16' cylinder phonograph leather belting-NEW USA MADE Edison diamond stylus tips-NEW white rubber 'Exhibition' type rubber tubing-NEW rubber Victor Exhibition back flange rubber-'Figure6' Edison Diamond Disc …

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  • PHONO PHONOGRAPH PICKUP CARTRIDGES, 78 RPM

    2021-7-30 · D5130EJ - 3.0 X 0.5 mil elliptical diamond - most 30's-50's, slightly worn 78s & transcriptions, and Edison discs. D5135EJ - 3.5 X 0.8 mil elliptical diamond - old or worn 78s, transcriptions. D5140EJ - 4.0 X 1.0 mil elliptical diamond - very old or worn discs, non-coated aluminum, RCA home recordings.

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  • A Brief History of Recording to ca. 1950

    2021-6-18 · A Brief History of Recording to ca. 1950. The story of sound recording, and reproduction, began in 1877, when the man of a thousand patents, Thomas Edison, invented the phonograph. In essence, his machine consisted of a sheet of tinfoil wrapped around a cylindrical drum which, when turned by a handle, both rotated and moved laterally.

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  • Home [www.halliburton.com]

    2021-8-23 · Combining premier engineering with industry-trusted technology, the Velocity perforating gun system provides safe, fast, efficient, and reliable operations. Shorter and lighter in design, Velocity is engineered for the fast-paced pump-down perforating environment. It minimizes pump-down equipment complexity and improves vital run rate efficiencies.

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  • Victor, Edison, Columbia and other antique outside horn ...

    2021-8-10 · Victor, Edison, Columbia and other antique outside horn phonographs for sale. Item no 1026. Columbia BN With Nickel Horn. This later version of Columbia's BN was equipped with a double spring motor. The cabinet here has exceptionally handsome original golden oak finish, and colorful banner decal. More info. 1250. Item no 1025.

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  • Victor, Edison, Columbia and other antique outside horn ...

    2021-8-10 · Victor, Edison, Columbia and other antique outside horn phonographs for sale. Item no 1026. Columbia BN With Nickel Horn. This later version of Columbia's BN was equipped with a double spring motor. The cabinet here has exceptionally handsome original golden oak finish, and colorful banner decal. More info. 1250. Item no 1025.

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  • The Edison Diamond Disc Phonograph. - Intertique

    2018-5-13 · The new Diamond Disc phonographs were unveiled in 1911 but didn't really work their way to the dealers until late 1912. The initial models included the A-60, A-150 and A-200. In 1916 the Diamond Disc was renamed 'The New Edison.'

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  • Some of the First Diamond Discs - Gracyk

    Diamond Discs were issued from 1912 to 1929. You can determine the decade in which an Edison disc was manufactured by knowing about the two basic labels. From 1912 to mid-1921, Edison relied on 'molded labels.' A prepared plate was pressed into the record surface, leaving an engraved impression.

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  • Diamond Disc Stylus Question - Diamond Cut User Forum

    2009-12-14 · The subject of 'what stylus to use' to play back the Edison Diamond Disc's has been brought up before. I have, though, I slightly different question. In the Diamond Cut User's guide (Nicely written, I might add), the stylus called out for the Diamond Disc…

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  • Pathé and Edison Hill-and-Dale discs - Pspatial Audio

    2020-1-10 · Turning at a 80 RPM, the Edison groove pitch was 150/inch, a much finer thread than that on lateral discs of the same period, so that a 10' Diamond Disc will play for nearly five minutes per side. Towards the end of their commercial life, Edison introduced several long-playing Diamond Discs which - with a groove pitch to 450 threads per inch ...

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  • Edison Disc Record - Maksim's On-Line Museum

    One Edison Diamond Disc is owned, which I believe was produced in 1913. One side of the disc is number 50100-R, with the song “Any Rags” performed by Arthur Collins. The reverse of the disc is 50100-L, with the song “My Bambazoo” a duet performed by …

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  • Edison Records Label

    The most striking feature of Edison Diamond Disc records is their thickness. Most of this thickness is due to the presence of a core of material, called a 'powder blank', consisting of a mixture of wood flour or china clay, phenol resin, denatured alcohol, soot and …

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  • Frequently Asked Questions - Nipperhead

    Nipperhead Antique Phonograph is one of the leading web sites for information pertaining to antique phonographs, gramophones, records, Victor, Edison, Columbia, and of course, Nipper. Contains cylinder and disc sound recordings, a Phonograph Gallery, repair instructions, and resource listings.

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  • Edison Diamond Disc for sale

    Edison Diamond Disc Record 51692 Irish Jigs Irish Reels. 7.50. 2 bids. 3.45 shipping. Ending Wednesday at 9:28AM PDT. 2d 11h.

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  • Vintage Edison Diamond Disc Record Poor Butterfly Fox Trot ...

    2021-7-3 · This Diamond Disc was made by the Edison Company in the 1920s. It shows only minor wear and is in very good condition for its age, over 100 years old!!! This is a piece of history. This record would be a good decoration for a family or music room, or will play on your phonograph. This record is in

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  • Audio Restoration of Edison Diamond Discs and Historical L ...

    2013-9-20 · Edison Diamond Disc Re-Creations play at 80 rpm’s (not the standard 78 rpms of the day). To overcome this problem, I used a Technics SL-1200MK2 record player. It has the ability to dial in the exact rpm’s, as well as the ability to adjust to the thickness of each record (or disc height). Normal records are approximately 1 mm thick, however ...

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  • Edison Diamond Disc records for sale - Intertique

    2021-2-12 · Edison Diamond Disc records for sale. ... refer to these as Edison Diamond Discs to distinguish them from Edison cylinder records. The Diamond Discs, which were engineered to run at 80 (not 78) rpm, should best be played on an Edison machine with an Edison reproducer and an Edison diamond stylus. Whatever you do, do not play …

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  • Tim Gracyk's Phonographs, Singers, and Old Records -- The ...

    Edison Reproducers (Disc Only--Not Cylinder) The Edison company used an unusual diaphragm made of seven layers of rice paper impregnated with shellac. The rice paper used was not the rice paper made from edible rice, but from the rice paper plant, Tetrapanax papyriferum, a member of the Ginseng plant family. This rice paper contains strong fibers.

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  • Edison Long Playing Record Label

    Imprint used by Edison Records for their Long-Playing, Vertical-Cut ('Diamond') Discs. Active only between 1926-27. Discs of that kind were notable, for being the world's first ever LPs, to be produced and sold (predating Columbia's LP format by 22 years). The way it was achieved however was very different: instead of reducing the record's speed (as it was done by Columbia [and even by RCA ...

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  • Edison Diamond Disc

    2014-8-12 · Edison Diamond Disc found here at a competitive price. In today's economy it's vital to get the most you can for your purchasing dollar when searching for what you need. The ultimate way to get the most for your money these days in by buying online. eBay is recognized as the best internet shopping site with all the most competitive pricing, fastest shipping and best customer service.

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  • Edison Disc Records

    Edison Disc Records: lt;p|>The |Edison Disc|, also known as a |Diamond Disc| record, was a type of audio |disc record|... World Heritage Encyclopedia, the aggregation of the largest online encyclopedias available, and the most definitive collection ever assembled.

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  • Adapter - Regular 78rpm records to Edison phonograph for

    2018-5-13 · Why can't you play regular 78rpm records on an Edison Diamond Disc phonograph? Why is the earth 93 million from the sun? Why is everyone so grumpy? I can't answer the latter two questions, but I can answer the first one: for patent reasons. Edison didn't …

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  • Disc Search - Discography of American Historical Recordings

    2021-8-21 · Recording Studio Honolulu, Hawaii. Royal Hawaiian Hotel, Waikiki Beach Honolulu, Hawaii. The Barefoot Bar Hot Springs, Virginia Houston, Texas Houston, Texas [unconfirmed] Houston, Texas. Rice Hotel Hungary Hungary [unconfirmed] Indianapolis, Indiana Interlochen, Michigan.

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  • Reproducer Made To Play 78 RPM Records on an Edison ...

    THE ORO-TONE Brand REPRODUCER, Manufactured by The ORO-TONE CO., CHICAGO, IL. If you have an Antique Edison Diamond Disc Phonograph Record Player ('Victrola' as some call them, just because most are a floor model machine) which came with the Diamond needle stylus that only plays the thick Edison Diamond Disc Records (1/4' thick), this Playing Head (Reproducer) is designed to be …

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  • Reproducer Made To Play 78 RPM Records on an Edison ...

    2021-3-15 · Find many great new & used options and get the best deals for Reproducer Made To Play 78 RPM Records on an Edison Diamond Disc Phonograph at the best online prices at eBay! Free shipping for many products!

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  • Antique phonograph, Edison, Victrola, and music box parts ...

    2021-8-18 · Edison recorder. Edison two minute recorder for use in recording your own two minute cylinders. More info. sold: Item no 901: Adapter - 78rpm records to Edison Diamond Disc Phonograph. This aftermarket adapter will allow you to play regular, lateral cut 78rpm records on your Edison Diamond Disc phonograph.

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  • R-115-Y Edison DD ADAPTER and REPRODUCER to play 78s ...

    R-115-Y Edison DD ADAPTER and REPRODUCER to play 78s. This unit slides into the horn in the same way as the diamond disc reproducer does. The tone arm part is completely free of tight joints. The reproducer is a VICTOR EXHIBITION reproducer that uses common steel needles to play …

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  • The California Ramblers (Edison Diamond Disc Recordings ...

    Listen to The California Ramblers (Edison Diamond Disc Recordings) [1920's Jazz Band] [Recorded 1925] [Encore 1] on Spotify. The California Ramblers · Album · 2020 · 17 songs.

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  • A complete manual of the Edison phonograph : Tewksbury ...

    2015-10-19 · Portrait of Mr. Edison Frontispiece Standard Electric Phonograph, Type M 8, 14 Standard Spring Motor Phonograph 16 Phonograph Body 18, 20 Electric Motor 24 Electric Governor 27 Putting on Cylinder 31 Recording Position 31 Reproducing Position 32 Position for Shaving 34 Edison …

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  • Edison Phonograph Parts

    2014-8-12 · Edison Phonograph Parts found here at the best price. In today's economy it's critical to get the most you can for your purchasing dollar when searching for what you need. The ultimate way to get the most for your money these days in by shopping on the internet. eBay is recognized as the very best internet shopping site with the most competitive price tags, swiftest shipping and delivery and ...

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  • Edison Diamond Disc conversion arm to play 78 RPM records ...

    2021-7-25 · Conversion arm to play 78 RPM records on Edison Diamond Disc machines. There are two parts which attach to the main connector - one nickel and one gold plated. Included is a new old stock reproducer and a new tin of 200 needles, so ready to set up and play.

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  • Thomas Alva Edison – Wikipedia

    2021-8-18 · Thomas Alva Edison (* 11.Februar 1847 in Milan, Ohio; † 18. Oktober 1931 in West Orange, New Jersey) war ein US-amerikanischer Erfinder, Elektroingenieur und Unternehmer mit dem Schwerpunkt auf dem Gebiet der Elektrizität und Elektrotechnik.Seine Verdienste gründen in erster Linie auf der Marktfähigkeit seiner Erfindungen, die er zu einem System von Stromerzeugung, …

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  • Reproducer Made To Play 78 RPM Records on an Edison ...

    Find many great new & used options and get the best deals for Reproducer Made To Play 78 RPM Records on an Edison Diamond Disc Phonograph at the best online prices at eBay!

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  • Computer Systems and Devices Powered by Intel

    2021-8-21 · Computer Systems and Devices Powered by Intel. Intel-powered computer systems and electronics provide business users, gamers, content creators, and everyday users with a wide range of powerful, reliable, and highly configurable options. Desktops Shop Intel®-based desktops and …

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  • Download Latest Drivers for your Windows PC

    Download Time: Under 1 minute Finding and installing all the latest drivers for your PC can be a time consuming and often frustrating task. There is a risk of downloading incorrect or incompatible drivers, infected drivers from unverified sources and installing drivers that are not certified for your Windows PC.

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  • Tim Gracyk's Phonographs, Singers, and Old Records -- The ...

    B) Edison Disc Machines. Edison Diamond Disc records are thick because Edison needed a flat surface for the diamond stylus installed on a horizontal sound box to play them. Edison used an unusual diaphragm made of seven layers of rice paper impregnated with shellac.

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  • Antique phonograph, Edison, Victrola, and music box parts ...

    2021-8-18 · Edison recorder. Edison two minute recorder for use in recording your own two minute cylinders. More info. sold: Item no 901: Adapter - 78rpm records to Edison Diamond Disc Phonograph. This aftermarket adapter will allow you to play regular, lateral cut 78rpm records on your Edison Diamond Disc phonograph.

    Get Price
  • History of the Cylinder Phonograph

    2021-8-14 · Edison conceded to this reality in 1913 when he announced the manufacture of the Edison Disc Phonograph. The Edison Company did not desert its faithful cylinder customers, however, and continued to make Blue Amberol cylinders until the demise of the company in 1929, although most from 1915 on were dubbed from the Diamond …

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  • Antique Edison phonograph repair - Intertique

    2018-5-13 · Antique Edison phonographs used a jeweled stylus, saphire or diamond. Although you can rotate the stylus on a C reproducer it's usually easier to purchase a new stylus mounted in a bar and replace the whole assembly. The instructions and pictures …

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  • Antique Radio Forums • View topic - edison C-150??

    The Edison C-150 aka (Sheraton Design) was introduced in 1915, priced at 150, mahogany was the most common finish, metal parts are nickel plated. If this is your first Edison Diamond Disc machine, it’s a great machine to start learning. Parts are widely available and the machine is very reliable.

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  • D-112 Edison A-100 Diamond Disc Phonograph -

    D-112 Edison A-100 Diamond Disc Phonograph. 375.00. 1 in stock. Add to cart. Add to Wishlist. SKU: D-112 Category: Disc Phonographs. Featured Products. RS-50 Fifty RECORD SLEEVES (folders, jackets) for 10' 78s 24.00. R-130X Edison Oxidized Diamond Disc …

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  • PHONO PHONOGRAPH PICKUP CARTRIDGES, 78 RPM

    2021-7-30 · D5130EJ - 3.0 X 0.5 mil elliptical diamond - most 30's-50's, slightly worn 78s & transcriptions, and Edison discs. D5135EJ - 3.5 X 0.8 mil elliptical diamond - old or worn 78s, transcriptions. D5140EJ - 4.0 X 1.0 mil elliptical diamond - very old or worn discs, non-coated aluminum, RCA home recordings.

    Get Price
  • A Brief History of Recording to ca. 1950

    2021-6-18 · A Brief History of Recording to ca. 1950. The story of sound recording, and reproduction, began in 1877, when the man of a thousand patents, Thomas Edison, invented the phonograph. In essence, his machine consisted of a sheet of tinfoil wrapped around a cylindrical drum which, when turned by a handle, both rotated and moved laterally.

    Get Price
  • A complete manual of the Edison phonograph : Tewksbury ...

    2015-10-19 · Portrait of Mr. Edison Frontispiece Standard Electric Phonograph, Type M 8, 14 Standard Spring Motor Phonograph 16 Phonograph Body 18, 20 Electric Motor 24 Electric Governor 27 Putting on Cylinder 31 Recording Position 31 Reproducing Position 32 Position for Shaving 34 Edison …

    Get Price
  • Diamond power devices: state of the art, modelling ...

    2019-12-17 · Nevertheless, substrates are still limited in terms of cost and availability, and the resistivity of diamond layers is affected by the partial ionization of the dopants. More specifically, the lack of shallow dopant species is the main reason behind the poor room-temperature performance of bulk diamond devices (see figure 1).

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  • Edison Diamond Disc Phonograph - Model # C150

    2011-12-6 · The Edison Diamond Disc Phonographs were made to play Diamond Discs. These records are vertically grooved, as compared to other phonograph manufacturers who horizontally grooved their records. The records are played by a Diamond stylus suspended from the Edison reproducer. The Edison Diamond Disc …

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  • Edison Diamond Disc Long Play Listing - The Antique ...

    Edison Diamond Disc Long Play Listing Click Here for the Listing. About Us. We are a worldwide society of 1000+ members who share a passion for the preservation of antique phonographs, gramophones and records. We encourage, promote, publish and present research on the history of sound recording and reproduction, including the machines that ...

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  • History of the Cylinder Phonograph

    2021-8-14 · Edison conceded to this reality in 1913 when he announced the manufacture of the Edison Disc Phonograph. The Edison Company did not desert its faithful cylinder customers, however, and continued to make Blue Amberol cylinders until the demise of the company in 1929, although most from 1915 on were dubbed from the Diamond …

    Get Price
  • Tim Gracyk's Phonographs, Singers, and Old Records ...

    Information about Victrola Needles. by Tim Gracyk. Steel needles were needed for nearly all disc machines made from 1900 to the 1930s! Above is a Victor machine circa 1910 with a steel needle inserted in a soundbox. The soundbox is the circular device at the end of the tonearm. I'll start with a joke.

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  • Diamond power devices: state of the art, modelling ...

    2019-12-17 · Nevertheless, substrates are still limited in terms of cost and availability, and the resistivity of diamond layers is affected by the partial ionization of the dopants. More specifically, the lack of shallow dopant species is the main reason behind the poor room-temperature performance of bulk diamond devices (see figure 1).

    Get Price
  • PHONO PHONOGRAPH PICKUP CARTRIDGES, 78 RPM

    2021-7-30 · D5130EJ - 3.0 X 0.5 mil elliptical diamond - most 30's-50's, slightly worn 78s & transcriptions, and Edison discs. D5135EJ - 3.5 X 0.8 mil elliptical diamond - old or worn 78s, transcriptions. D5140EJ - 4.0 X 1.0 mil elliptical diamond - very old or worn discs, non-coated aluminum, RCA home recordings.

    Get Price
  • How Van Cleef & Arpels put a ballet inside a watch ...

    “Diamonds” is an evocation of Russian imperial ... and ensure that it can play up to 90 notes”. The snappy Stravinsky actually fits 92 rapidly played notes into its micro performance; while ...

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  • Golden Gate Orchestra – Sweet Man Brown Eyes, Why

    2021-4-29 · Take combination = A/B Fox trots. Recorded September 15, 1925, New York, NY. L side also released on Edison Blue Amberol Cylinder 5069. Two-digit number '16' stamped into R-side label indicates a pressing date of January, 1926.

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  • Russia banned for four years to include 2020 Olympics and ...

    Russia is handed a four-year ban from all major sporting events - including the Tokyo 2020 Olympics and Paralympics - by the World Anti-Doping Agency.

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  • Detroit Edison puts talent on diamond, will play any team ...

    2021-5-12 · Detroit Edison puts talent on diamond, will play any team at any time. Detroit — Mark Brown knows all about Detroit’s reputation of having athletes enjoy outstanding college and professional ...

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  • 1926 EDISON LONG PLAY DIAMOND DISC PHONOGRAPH

    2010-12-12 · Edison’s amazing new Long Playing Diamond Disc would hold 24 minutes for a 10” record, and 40 minutes on a 12” record. Still running at 80 rpm, the playing time of these innovative records is comparable to a modern Vinyl LP. The idea was that people could sit down for dinner, wind up the Edison Phonograph, and enjoy uninterrupted pleasant ...

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  • Edison Diamond Disc Phonograph - Model # C150

    2011-12-6 · The Edison Diamond Disc Phonographs were made to play Diamond Discs. These records are vertically grooved, as compared to other phonograph manufacturers who horizontally grooved their records. The records are played by a Diamond stylus suspended from the Edison reproducer. The Edison Diamond Disc …

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  • Phonograph, Console - Edison phonograph

    Description. Edison Diamond Disc Phonograph, Model C-250, in mahogany wood cabinet with red cloth under front decorative speaker panel. Lift-up lid discloses turntable and diamond stylus suspended from Edison reproducer, controls for start, stop & arm movement onto a record. There is a side crank handle for winding and the bottom cabinet door ...

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  • Recording Technology History - Regency TR-1

    2012-6-8 · with a diamond stylus, the new cylinder had low surface noise that resulted in higher acoustic quality than flat discs. 1913 - Edison finally conceded victory to the flat disc when he began to sell the Diamond-Disc players and recordings. The Diamond discs had a surface of Condensite plastic laminated to a solid core and a thickness of 1/4 inch.

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  • 19 I just found some 'thick' records. How can I play them?

    try to play a diamond disc record with a Victrola steel needle machine. It will ruin the record and it will not play. The DDs were recorded vertically, using the hill and dale method. They were played with a special diamond needle. You can play such records today at 78 rpm on with a stereo catridge using either the LP needle or a 78 (3 mil) needle.

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  • R-115-W Adapter (Attachment) with Reproducer to play

    R-115-W Adapter (Attachment) with Reproducer to play 78’s on Edison DD Phonograph. 175.00. Out of stock. Add to Wishlist. SKU: R-115-W Categories: Disc/Flat, Needles Styluses, Reproducers & Related Parts. Featured Products. RS-50 Fifty RECORD SLEEVES (folders, jackets) for 10' 78s 24.00. R-130X Edison Oxidized Diamond Disc Reproducer ...

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  • ARCHIVE OF RECORDED 78 RPM RECORDS

    2019-7-1 · CLICK HERE for my first Black Swan label record, this one featuring gospel music by Herbert Black.; CLICK HERE for a comparison of a Batwing and Scroll Victor 12 inch blue label 78 rpm with the same pressings, the first originally issued about 1926, the 2nd about 1935.; CLICK HERE for Cy Walters' first solo album recorded and issued by the Liberty Music Shop in New York, c.1942 or so.

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  • Russia Natural Resources - Advantour

    Russia also occupies a leading position in the world in wood provision. In 2005 Russia was the richest country in gold reserves. In Russia there are five major oil and gas provinces located in European part of the country and in Western Siberia in 10 regions and 11 provinces and republics: West Siberian, Volga-Urals, Timan-Pechora, the North ...

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  • Index

    2019-11-4 · Digital collection of 6,000 cylinder records from 1895-1920s with downloadable and streaming audio held by the Department of Special Collection, University of California, Santa Barbara.

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  • wikiHow: How-to instructions you can trust.

    2021-8-23 · Since 2005, wikiHow has helped billions of people to learn how to solve problems large and small. We work with credentialed experts, a team of trained researchers, and a devoted community to create the most reliable, comprehensive and delightful how-to content on the Internet. Authoritative 90,000 academically researched articles. Trustworthy

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  • Playing an Edison Diamond Disc on a modern turntable ...

    2011-10-19 · For most Edison Diamond discs I use a 300 Hz bass turn to enhance the bass and 3180 Hz treble roll-off to reduce the high frequency noise. For a very clean disc you would use a higher treble roll-off and for very bad discs you would make it lower. Phil

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  • Phonograph Books & Manuals - VICTROLA REPAIR SERVICE

    Edison Disc Phonographs and the Diamond Discs By George L Frow This book contains detailed descriptions of the diamond disc phonographs, various models, and the records that play on the machine. Now available in paperback, 293 pages. Price: 24.95 Edison Blue Amberol Recordings 1912-1914 by Ronald Dethlefson

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  • 78 RPM, 78RPM, 78's and how to play them, Technics SL

    2018-12-11 · D5130EJ - 3.0 X 0.5 mil elliptical diamond stylus - most 1905 to 1940's, slightly worn 78s & transcriptions, & some Edison discs £160.00 D5140EJ - 4.0 X 1.0 mil elliptical diamond - Edison Diamond & very old/worn discs, raw aluminium, RCA home …

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  • Russia’s Alrosa sees nearly tenfold surge in diamond sales ...

    2021-6-12 · Also on rt.com Shine bright: Russia’s largest-ever cut diamond goes for 14.1 million at Swiss auction house after almost two years of polishing The company reportedly sold 1,926-million-worth of rough and polished diamond in the first five months of the current year compared to the 960-million proceeds recorded in the same period in 2020.

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  • Shine bright: Russia’s largest-ever cut diamond goes for ...

    2021-5-13 · A flawless rectangular step-cut 100.94-carat diamond, mined in Russia and thought to be the country’s biggest-ever polished gem, has sold for 12.8 million Swiss francs (14.1 million) at Christie’s auction house in Geneva.

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  • How to Play 78s

    Most people also know that records come in two different speeds – the majority records are played at 33 1/3 Revolutions Per Minute (RPM), while some, usually singles or special editions, are played at 45 RPM. Some older formats, though, run at 78 RPM. This was …

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  • Russia’s Alrosa sees diamond sales triple for second month ...

    2021-4-10 · Also on rt.com Russian diamond sales triple as demand in key markets recovers – Alrosa In February, Alrosa – the world’s leading diamond-mining company by volume – sold 361-million-worth of rough diamonds and 12-million-worth of polished …

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  • Magnetometry with nitrogen-vacancy defects in diamond ...

    2014-5-6 · The NV defect consists of a substitutional nitrogen atom (N) combined with a vacancy (V) in one of the nearest neighbouring sites of the diamond crystal lattice (figure 2()).Two different forms of this defect have been identified to date, namely the neutral …

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  • Labotom cutting equipment

    Labotom-15 is a high-capacity cut-off machine with a powerful motor. It features an extra-large cutting table that enables quality cutting of all kinds of workpieces, including large and odd-size items. Powerful, strong, and easy to use, Labotom-15 is a cost-effective …

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  • 'Vicious' sanctions are hurting Russia, but Moscow has ...

    2021-5-3 · Facing harsh economic measures imposed by Washington and its allies in Europe, Russia is working to cut Western influence out of its economy, Foreign Ministry spokeswoman Maria Zakharova said in an exclusive interview with RT.

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