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Sylvania - Audio Tubes
http://theaudiotubes.com/sylvania
MULLARD 12AU7 - ECC82 - 6189 MATCHED PAIR NOS TUBES. Get some while you can and hear the quality yourself! MATCHED PAIRS ARE JUST $150.00 All tube.. $159.99. Add to Cart Add to Cart. Add to Compare. →. SYLVANIA 12AU7 - ECC82 - 6189 NOS TUBE. Military specification, gray plates tube with a lifetime approx. 10.000 hours.
Identifying Sylvania-manufactured tubes - TubeSound
https://tubesound.com/identifying-sylvania-manufactured-tubes/
The real manufacture was Sylvania. This photo compares a well-known Sylvania 6SN7GTB black plates audio tube, 1960’s vintage, which has printed into the glass “6SN7” above “GTB” . The GE-branded tube on the left of the photo is without any doubt Sylvania-manufactured, even though the tube was silkscreened “188-5”.
SYLVANIA | Product categories | Audio Tubes
https://www.nosaudiotubes.com/product-category/tube-by-brand/sylvania/
1MP 12BH7A SYLVANIA NOS “O” Getter Made in U.S.A Amplitrex Tested#3247027&12. SYLVANIA, Tube By Brand. Up for sale is 1 MATCHED PAIR (2 Pcs.) Actual Brand : 12BH7A Sylvania. "O" Getter. Made in USA. New in White Box. The …
Sylvania Radio Tubes | Etsy
https://www.etsy.com/market/sylvania_radio_tubes
Check out our sylvania radio tubes selection for the very best in unique or custom, handmade pieces from our stereos & home audio shops.
Sylvania El95 Audio-tubes - Tubesocketvintagego
https://tubesocketvintagego.com/el95
Unspecified. USA Seller. TUBES 2 Conn Organ Sylvania 12au7a factory uniform audio tubes. You get 2 tubes, sold as 1 lot, a pair of Conn Organ 12AU7A tubes featuring Sylvania manufacture, green label, factory uniform codes 312 352 on each …
Type 1H4G NOS Sylvania audio radio vacuum tubes 2 …
https://www.ebay.com/itm/334301790453
Type 36 NOS Sylvania audio radio vacuum tubes 2 valve tested ST shape 236 336. $13.99 + $4.00 shipping + $4.00 shipping + $4.00 shipping. Top Rated Plus Top Rated Plus Top Rated Plus Top Rated Plus. Seller 100% positive Seller 100% positive Seller 100% positive.
6SN7 TUBES IN STOCK - Audiotubes.com
http://www.audiotubes.com/6sn7.htm
Watch for the very rare "Tall Boy" Sylvania 6SN7GTA, one of the few tall glass tubes made by Sylvania for this tube type, said to rival the military types in sound quality. The early GTB types are similar, but most have a yellow or red label, with some rare first production run tubes still out there with the 1940s green label.
12AU7 Tubes in Stock - Audiotubes.com
http://www.audiotubes.com/12au7.htm
RCA, GE, and Sylvania actually made most of these tubes, regardless of brand on the label. The early RCA version has ribbed flat black plates with a top getter and a white label. This is an amazing tube, one of the best USA 12AU7 tubes ever made and we have a good stock of these.
12AX7 Tubes in Stock - Audiotubes.com
http://www.audiotubes.com/12ax7.htm
New Old Stock in whiteboxes, specially made and selected for Baldwin, Lowrey, Conn, and Wurlitzer organs. A few are for Motorola instruments, some are blank industrial stock tubes. Very nice audio graded grey plates, all Sylvania USA made. These "audio screened" selected organ tubes are the best-kept secret in the 12AX7 world.
Audiophile Tube Price List - Audiotubes.com
http://www.audiotubes.com/audtube.htm
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