2018年10月19日 · I've tried 6U8A RCA, but ECF82 Polam goes much better. Those Polish Tube Valves sounds better in overall, but there is a annoying problem with vocal sibilance …

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2025年3月12日 · pair: RCA JAN 6U8A vacuum tubes - new old stock - original boxes - excellent condition - red meatball branding - packed April 1966 - 6U8 LeedsRadio Star Seller Star …

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This is a suitable replacement for any 6U8=ECF82=6678 tube type. Various brands available. $

Intended for 450mA series heater connection in American television sets. 200V max heater to cathode insulation. Unilateral replacement for 6U8. More ... You reach this tube or valve page …

Vintage RCA 6U8A, Etracer tested GOOD with Extra Strong Pentode Section!! Find great deals on eBay for RCA 6u8. Shop with confidence.

Purchase 6EA8 / 6U8A / ECF82 vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier.

2020年12月22日 · Excellent black plate RCA tube. Logo is faded. Condition:NOS, original box.Tested on a B&K 747B or Hickok 539C.

Tube 6U8 or Röhre 6U8 ID3778, Triode-Pentode, Noval, 9 pin miniature (USA pico-9) B9A and shown. Radio tubes are valves.