![E.A.T KT 88 diamond matched QUAD NIB](https://i.ebayimg.com/thumbs/images/g/6k8AAOSwN3NkFZWr/s-l140.jpg) | E.A.T KT 88 diamond matched QUAD NIB USD 2245.0 Category : Vintage Tubes & Tube Sockets Seller : grigorio4194(422, 100.0%) | ![LUXMAN LX-360 Integrated Tube Amplifier Phono Equalizer KT-88 100V USED JAPAN](https://i.ebayimg.com/thumbs/images/g/6WkAAOSwyZNkYGLx/s-l140.jpg) | LUXMAN LX-360 Integrated Tube Amplifier Phono Equalizer KT-88 100V USED JAPAN USD 3899.99 Category : Vintage Preamps & Tube Preamps Seller : reimyo777(1603, 99.4%) |
![Tube socket Noval socket socket ceramic 8 poles for KT88 /](https://i.ebayimg.com/thumbs/images/g/PdQAAOSwS3lmfXGt/s-l140.jpg) | Tube socket Noval socket socket ceramic 8 poles for KT88 / GBP 4.54 Category : Valves & Vacuum Tubes Seller : szdepot88(372825, 98.5%) | ![Carlsbro 200W PA circuit / tag board 1969 KT88's](https://i.ebayimg.com/thumbs/images/g/ry8AAOSwn4tledhE/s-l140.jpg) | Carlsbro 200W PA circuit / tag board 1969 KT88's GBP 70.0 Category : Guitar Amplifiers Seller : thatsnotaknife(257, 98.2%) |
![2PCS Matched Pair SHUGUANG WEKT88 Electron Tube Can Replace KT88-98 KT88-T KT120](https://i.ebayimg.com/thumbs/images/g/R-8AAOSwSP9iJJFU/s-l140.jpg) | 2PCS Matched Pair SHUGUANG WEKT88 Electron Tube Can Replace KT88-98 KT88-T KT120 GBP 311.79 Category : Amplifiers & Pre-Amps Seller : nst*store*(2408, 97.1%) | ![E.A.T KT 88 diamond PAIR GOLD PIN NOS original 3 getters version very rare !!!!](https://i.ebayimg.com/thumbs/images/g/-JcAAOSwV2NmW1vH/s-l140.jpg) | E.A.T KT 88 diamond PAIR GOLD PIN NOS original 3 getters version very rare !!!! USD 1425.0 Category : Vintage Tubes & Tube Sockets Seller : grigorio4194(422, 100.0%) |
![Sophia Electric 50W OPT Transformers for KT88 6550 300B tube amplifier UTC LS35](https://i.ebayimg.com/thumbs/images/g/XusAAOSwBDRhMNfp/s-l140.jpg) | Sophia Electric 50W OPT Transformers for KT88 6550 300B tube amplifier UTC LS35 USD 799.99 Category : Vintage Transformers Seller : vintage_collector6(289, 98.0%) | ![Matched Pair of NOS - Audio Research KT88 Tubes -- KT4](https://i.ebayimg.com/thumbs/images/g/vowAAOSwWWNlnXw-/s-l140.jpg) | Matched Pair of NOS - Audio Research KT88 Tubes -- KT4 USD 109.95 Category : Vintage Tubes & Tube Sockets Seller : speakerguy2002(23754, 99.7%) |
![Matched Quad Vintage Mullard IEC Kt88 Tubes #32](https://i.ebayimg.com/thumbs/images/g/XmcAAOSwuydme4q9/s-l140.jpg) | Matched Quad Vintage Mullard IEC Kt88 Tubes #32 USD 1000.0 Category : Vintage Tubes & Tube Sockets Seller : iutl4172(106, 98.1%) | ![Lot of 3 Ceramic Octal tube socket for 6L6 6080 6SL7 6SN7 KT88 etc unused](https://i.ebayimg.com/thumbs/images/g/lcAAAOSwNkhjyIB9/s-l140.jpg) | Lot of 3 Ceramic Octal tube socket for 6L6 6080 6SL7 6SN7 KT88 etc unused USD 6.0 Category : Vintage Tubes & Tube Sockets Seller : vikingblars(6214, 99.8%) |
![Digital 24 Channel EEG&Mapping System Machine KT88-2400,PC Software,CONTEC New](https://i.ebayimg.com/thumbs/images/g/uowAAOSwydRbh4vN/s-l140.jpg) | Digital 24 Channel EEG&Mapping System Machine KT88-2400,PC Software,CONTEC New GBP 838.91 Category : EEG Systems Seller : tialiy0(4232, 100.0%) | ![4Pcs 8 pin ceramic socket tube top vacuum octal value for KT88 6550 EL34 A*j9](https://i.ebayimg.com/thumbs/images/g/V4YAAOSw415mEuWK/s-l140.jpg) | 4Pcs 8 pin ceramic socket tube top vacuum octal value for KT88 6550 EL34 A*j9 AUD 13.41 Category : Vintage Tubes & Tube Sockets Seller : family_chaofeng(347, 96.0%) |
![KT88EH Electro Harmonix New Old Stock Electron Tube 1805 Russia](https://i.ebayimg.com/thumbs/images/g/tP0AAOSwEz1mau41/s-l140.jpg) | KT88EH Electro Harmonix New Old Stock Electron Tube 1805 Russia USD 75.0 Category : Vintage Tubes & Tube Sockets Seller : ajw2203(10550, 98.4%) | ![6550 KT88 Early Heintz and Kaufman - Made in USA](https://i.ebayimg.com/thumbs/images/g/8vEAAOSwHAhlNDOx/s-l140.jpg) | 6550 KT88 Early Heintz and Kaufman - Made in USA USD 299.99 Category : Vintage Tubes & Tube Sockets Seller : tradelabz(919, 99.6%) |
![2 NOS - Audio Research KT88 Tubes -- KT2](https://i.ebayimg.com/thumbs/images/g/gPkAAOSwioFlnXqD/s-l140.jpg) | 2 NOS - Audio Research KT88 Tubes -- KT2 USD 95.0 Category : Vintage Tubes & Tube Sockets Seller : speakerguy2002(23754, 99.7%) | ![Zaika Kt88 6550 Push-Pull 9 Bulbs Domestic Manufacturer Vacuum Tube Integrated A](https://i.ebayimg.com/thumbs/images/g/tk0AAOSwDwlmf6DQ/s-l140.jpg) | Zaika Kt88 6550 Push-Pull 9 Bulbs Domestic Manufacturer Vacuum Tube Integrated A GBP 2449.47 Category : Amplifiers & Tube Amps Seller : dr_nine(1450, 99.3%) |
![Sophia Electric B+ delay board for El34 KT88 KT66 western 300B tube amplifier](https://i.ebayimg.com/thumbs/images/g/qQ8AAOSw3iBfkv5W/s-l140.jpg) | Sophia Electric B+ delay board for El34 KT88 KT66 western 300B tube amplifier USD 49.99 Category : Vintage Amplifiers & Tube Amps Seller : vintage_collector6(288, 98.0%) | ![8pin Octal Vacuum Tube Socket For KT88 EL34 5AR4 274B Chassis Mount Gold Plated](https://i.ebayimg.com/thumbs/images/g/LcQAAOSwZU9kQ03V/s-l140.jpg) | 8pin Octal Vacuum Tube Socket For KT88 EL34 5AR4 274B Chassis Mount Gold Plated GBP 23.79 Category : Valves & Vacuum Tubes Seller : oeso.tech(1810, 98.8%) |
![GEC KT88 Vacuum Tube Set of 2 Tested Vintage](https://i.ebayimg.com/thumbs/images/g/MosAAOSw3X1ifwMq/s-l140.jpg) | GEC KT88 Vacuum Tube Set of 2 Tested Vintage USD 684.0 Category : Vintage Tubes & Tube Sockets Seller : geebase(812, 96.2%) | ![1x WL 1K 50W for Western Electric 300B/KT88/211 tube amplifier cathode resistor](https://i.ebayimg.com/thumbs/images/g/7zgAAOSwIIphkZ9x/s-l140.jpg) | 1x WL 1K 50W for Western Electric 300B/KT88/211 tube amplifier cathode resistor USD 19.99 Category : Vintage Tubes & Tube Sockets Seller : vintage_collector6(287, 98.0%) |