![Thought I'd share my pretty unique vintage headphone setup! Slightly modified 1969 Koss esp9 electrostatic headphones powered by my 1976 HK A402 Dual Mono amplifier! Sounds fucking incredible. : r/headphones Thought I'd share my pretty unique vintage headphone setup! Slightly modified 1969 Koss esp9 electrostatic headphones powered by my 1976 HK A402 Dual Mono amplifier! Sounds fucking incredible. : r/headphones](https://i.redd.it/b57ritq5uykb1.jpg)
Thought I'd share my pretty unique vintage headphone setup! Slightly modified 1969 Koss esp9 electrostatic headphones powered by my 1976 HK A402 Dual Mono amplifier! Sounds fucking incredible. : r/headphones
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Doge 6210 MKII Tube Headphone Amp Vintage USA tubes, 6BQ5s/12AX7s, Single Ended, Impedance Switching | Reverb Greece
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XVIVE GA Electric Guitar Headphone Amplifier Amp Amplifier Ear Amp Effect Acoustic Sound Effect CLASSIC ROCK Vintage Rock Delay - AliExpress
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