Leo '64 Amp - Heptode - Guitar Effects Pedals & Amps
1L6 / 1U6 heptode tube
5 Vintage United 6687/E91H Logic Switching Heptode Tube - BangyBang Tubes | Reverb
ECF80 | EI | TRIODE-HEPTODE TUBE At 6 € HT on Electols
6I1P-EV / ECH81 / 6AJ8 Russian Triode-Heptode TUBE NEW/OTK/RHOMBUS Lot of 2pcs. | eBay
2 Vintage Heintz & Kaufman 6687/E91H Logic Switching Heptode Tube - BangyBang Tubes | Reverb
ECH81 TUNGSRAM TRIODE-HEPTODE VACUUM TUBE = 6AJ8 6I1P X719 6C12 CV2128 6U1 | eBay
NEW 4 pcs X 6A2P = 6BE6/EK90/6H3 HEPTODE TUBE SVETLANA USSR NOS | eBay
EH90 Heptode. A vacuum radio tube by Telefunken, Germany #18691 | M-Ware
2G21 / CK555AX JAN Raytheon Subminiature Triode Heptode Converter Tube. Laboratorio Musicale
EK 90 = 6 BE 6 Vacuum tube Heptode 100 V 2.8 mA Number of pins (num): 7 Base: B7G Content 1 pc(s) | Conrad.com
7S7 triode + heptode for preamp? - 18Watt.com
6i1P ~ ECH81 6AJ8 6I1P-EV TRIODE-HEPTODE Radio Tube USSR Soviet NEW | eBay
ElectronTubeStore.com
2G21 / CK555AX JAN Raytheon Subminiature Triode Heptode Converter Tube. Laboratorio Musicale
E 91H, Tube E91H; Röhre E 91H ID19296, HEPTODE | Radiomuseum.org
Triode-Heptode PCH200/9 V9 RSD Tube ID5529: Amazon.de: Electronics & Photo
Tubes-Store.com → Other tubes → 6I4P triode-heptode tube
Tubes-Store.com → Other tubes → 6A2P / 6BE6 / EK90 Svetlana heptode tube
Limited Boutique handmade 6I1P TSL Tube Distortion guitar Pedal (Heptode & Triode) overdrive nos | Reverb
ECH83 triode heptode, mesh grid. A triotron tube ID19664: Amazon.de: Electronics & Photo
ECH21 Triode-Heptode, mesh. A vintage vacuum radio tube from Telefunkenby Mullard, U.K. #20530 | M-Ware
ECH 33, Tube ECH33; Röhre ECH 33 ID2491, Triode-Heptode | Radiomuseum.org
6BE6 | GRAMMONT RADIO-FOTOS | HEPTODE TUBE At 4,50 € HT on Electols
ElectronTubeStore.com
Pentagrid converter - Wikiwand
UCH21 Triode-Heptode, mesh. A vintage vacuum radio tube by Telam #7560 | M-Ware
