The 12AU7 and its variants are a miniature nine-pin (B9A base) medium-gain dual triode vacuum tube. It belongs to a large family of dual triode vacuum tubes which share the same pinout (RETMA 9A). 12AU7 is also known in Europe under its Mullard–Philips tube designation ECC RFT “thin-plate” ECC82 variant ( left), RCA 12AU7A variant (right), Hitachi. 12AU7 = ECC82 RFT Super quality 12AU7 made by the German factory RFT. Excellent performance in both hi-fi and musical instrument applications. The German made RFT 12AU7 is considered to be one of the better sounding European tubes you can find. It ranks up there with the RCA 12AU7 clear top.

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These are quality tubes on budget and come screened for noise and microphonics!!

Tube/valve ECC82 = 12AU7 RFT

Anonymous May 1, at Compared to my reference RCA clear top, I can live happily with both. This page was last updated: See each listing for international shipping options and costs.


These German tubes are usually characterized by an impressive open frt at the top end.

All kinds of matching available. These have short rounded gray plates similar to the typical 12AT7 plates which a Prices are still low with this kind of tubes.

Surprisingly this tube has a wide and deep stage! Premium Audio Vacuum Tube. Anonymous December 4, at 8: Construction is scc82 rare – with strengthen supports gray plates and single O-shaped halo getter. Boy, are they NOS, with shiny straight pins.

Languages Polski Edit links. Vacuum tubes Guitar amplification tubes. Ordered one day with express shipment option and delivered in Spain next day. Great valve for little marshall 1 watt amplifer power stage,cheap and professionally packed and shipped!

This type of tubes are low noise and low microphonic preamp ones. It was widely used, in special-quality versions such as E82CC rtf A, in pre-semiconductor digital computer circuitry.

Anonymous June 10, at 6: Exc82 are really impressed with these tubes. Number of bids and bid amounts may be slightly out of date. The midrange is ruler flat, and the bass is tight and accur Anonymous January 31, at 8: Retrieved from ” https: Price is for 2 NOS, new.

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By using this site, you agree to the Terms of Use and Privacy Policy. This is the best version of the series triodes designed specifically for sound amplification.

NOS Tube Store: RFT ECC82 / 12AU7

Anonymous December 3, at 2: Skip to main content. But the product, the testing, the price and the service were all first rate. Construction is with two supports, gray plates and single O-shaped halo getter. Superb tube and superb service as wcc82 from Koray. This tubes were tested on high end Russian military tube tester L by a qualified eng

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