ECF80 rating | diyAudio
6F12P tube X10 ~Equivalent ECF80 6Ф12П Vacuum tube for AMP Triode-Pentode Valve | eBay
6F12P tube ~Equivalent ECF80 6Ф12П 9pcs Vacuum tube for AMP Triode-Pentode Valve | eBay
ECF80/6BL8 | TRIODE-HEPTODE TUBE à 4 € HT sur Electols
ECF80 Data Sheet | MAZDABELVU
E44-Tube electronique ecf80 / 6bl6 triode/pentode 9 pins ( noval ) à 9,90 € (Multifonction)
ECF80 - doctsf.com, base documentaire lampes (tubes)
6F12P tube ~Equivalent ECF80 6Ф12П 9pcs Vacuum tube for AMP Triode-Pentode Valve | eBay
6F1P/ECF80/6BL8 tube MATCHED PAIR both section max. +/-2.5% by Ip and Gm, NOS | eBay
Philips ECF80 Triode-Pentode Frequency converter
6F12P tube ~Equivalent ECF80 6Ф12П 9pcs Vacuum tube for AMP Triode-Pentode Valve | eBay
6F1P | Tube triode-pentode Analog: ECF80 / 6BL8 | Soviet-Tubes
ECF80 @ The Valve Museum
ECF80 Datasheet - Triode - Pentode 1957
ECF80/6BL8 | TRIODE-HEPTODE TUBE à 4 € HT sur Electols
ECF 80, Tube ECF80; Röhre ECF 80 ID2409, Triode-Pentode | Radiomuseum.org
ECF 80, Tube ECF80; Röhre ECF 80 ID2409, Triode-Pentode | Radiomuseum.org
ECF80 - doctsf.com, base documentaire lampes (tubes)
ECF80 rating | diyAudio
amplifier - Braking down amp tubes schematics (EL86, ECC83, ECF80) - Electrical Engineering Stack Exchange
6F12P tube X10 ~Equivalent ECF80 6Ф12П Vacuum tube for AMP Triode-Pentode Valve | eBay
