2 old stock matsu japan 12ax7/ecc83 audio tubessmooth hifidelity vintage / warm grey mica hard vacuum tone / clear translucent highsbalance matched pair / full gm test circuit ready ~see our other listings for alternate listening positions, bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram / caliacoustics dot com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audiotesearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudiobhk +more apps~

2 old stock 12at7 ten japan audio tubes, ultra rare! dgetter/ogetter combo120/94~65/115 % gm (100+nos) ~see our other listings for alternate listening positions! bid/buy/best offer~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hificaliacoustics instagram (active) / caliacoustics.com (soon!)~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudiobhk + more apps~

old stock musical tone warm resolve amperex 6dj8 ecc88 audio tuberare limited run 59 air halo! first type to replace the sometimes harsh d-getter94/74 % mutual gm (100+nos/65+good) ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk + more apps~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, popular rugged aframe 70s6922/e88cc circuit plugin popular detailed stage for rock metal pop jazz folk punk and moreprofessional 2nd harmonic dutch resolve for vocals tube mics preamps instruments + more3 available, full gm test 96/101~100/103~110/109% mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

3 old stock ge 6dj8 audio tubes, underrated hifidelity mids! reminiscent of real telefunken ecc88pro ranked in vtv 97 issue! 2 special rf glass, superb in tube mics amps stereos + morebalance matched 130/130~125/124~105/105 % mutual gm (100+nos/65+good) ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk + more apps~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, legendary 64! top rank by vtv 97 issuepopular warm 6922/e88cc circuit plugin w/ additional texture reveal and low level detailsairy sound stage superb ceiling for vocals tube mics preamps instruments + more3 available, full gm test 115/110~114/110~130/130 % mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

2 old stock amperex 6dj8 audio tubes, popular production warm bass lively musicality100% mutual gm and audio grade, lush stage great for vocals instruments amps mics+popular 6922/e88cc circuit plugin w/ additional texture reveal and low level detail ~see our other listings for alternate listening positions, bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~~cali acoustics instagram / cali acoustics dot com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audiotesearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudiobhk +more apps~

2 legendary 63 halo true bass transparent tone warm resolve amperex 6dj8 ecc88 audio tubes120/120~120/120% mutual gm + audio grade pair, euphony mids! vocals instruments amps mics+popular 6922/e88cc circuit plugin w/ additional texture reveal and low level detail ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk +more apps~

4 balance matched old stock philips sq series e88cc gold pin audio tubes, legendary tonelinear transparency lively dutch house response famed warm bass imagingmatched 100% mutual gm quad, nos/new w/ no flashing! give 100+ hours to settle in ~cali acoustics~ ~see our other listings for alternate listening positions! bid/buy/best offer~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hificaliacoustics instagram (active) / caliacoustics.com (soon!) ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudiobhk +more apps~

2 legendary 60s halo true bass transparent tone warm resolve amperex 6dj8 ecc88 audio tubesmatched 100% mutual gm audio grade pair, euphony mids! vocals instruments amps mics+popular 6922/e88cc circuit plugin w/ additional texture reveal and low level detail ~see our other listings for alternate listening positions / bid/buy/best offer!~~cali acoustics~ ~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram live / caliacoustics.com (soon)~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudiobhk +more apps!~

1 x balance matched old stock philips sq series e88cc gold pin audio tube, legendary tonereal holland code and label! (be aware of relabelers) pristine collectible conditionlinear transparent sound stage dutch house resolve famed warm bass imagingaudio grade circuit ready and full mutual gm test 100+% leak short gas+ famed special quality superb for vocals/amps/mics/instruments and moreships well packed worldwide w/ old or new tube box see our other listings for alternate listening positions, best offer always enabled~~cali acoustics~ ~stereos amps vocals instruments tube mics lofi / hifi bright /warm tone e88cc 6dj8 ecc88 6922 plugin apps~~rodemics wood audio liquid platinum aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac and more!~

2 legendary 63 halo true bass transparent tone warm resolve amperex 6dj8 ecc88 audio tubesmatch 130% mutual gm audio grade pair, euphony mids! vocals instruments amps mics+popular 6922/e88cc circuit plugin w/ additional texture reveal and low level detail ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk +more apps~

reference grade grail rated amperex usa 6922 audio tube set, pair of hifidelity quads / 8 tubesmusical detail clear imaging famed bass stage precision natural response, audio gradesuperb resolve great stage for jazz classical vocals instruments stereos tubemics +more106/106~112/115~114/110~118/124~120/120~120/120~90/88~91/102 % gm (100+nos/65+good)sought after collectible tone roller set! ships well packed worldwide w/ plain or old tube boxes ~see our other listings for alternate listening position experiences! best offer always enabled~~cali acoustics~ ~lofi/hifi warm/bright vocals instruments e88cc 6922 hifidelity apps and more~~rode mics liquid platinum woo audio aesthetix cat audioresearch arc ear herron decco lector manley horizons bluemics echo conrad frontiers pathos vac and more~

balanced old stock amperex 7308 stereo tube, legendary clear tone usa great bass stagepopular e88cc/6922 upgrade, record style low level details holographic imagingfull gm test 100+% and circuit auditioned, professional e188cc philips alternativecollectible vintage warm hifidelity! ships well packed worldwide ~see our other listings for alternate listening positions, best offer always enabled~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rodemics liquid platinum woo audio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac and more~

2 balance matched old stock philips sq series e88cc gold pin audio tubes, legendary tonereal holland codes and labels! (be aware of relabelers) pristine collectible conditionlinear transparent sound stage dutch house resolve famed warm bass imagingaudio grade circuit ready and full mutual gm test 100+% leak short gas+ superb for vocals/amps/mics, ships well packed worldwide w/ old or new tube boxes see our other listings for alternate listening positions, best offer enabled~~cali acoustics~ ~stereos amps vocals instruments tube mics lofi / hifi bright /warm tone e88cc 6dj8 ecc88 6922 plugin apps~~rodemics wood audio liquid platinum aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac and more!~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, limited run collectible 69 curvetop ranked 6922/e88cc circuit plugin w/ additional texture reveal and low level detailslively sound stage superb ceiling for vocals tube mics preamps instruments + more3 available, full gm test 114/114 ~ 99/95 ~ 93/91 % mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, limited run unique 68 curvegrail rated, 6922/e88cc circuit plugin w/ additional texture reveal and low level detailslively sound stage superb brighter ceiling for vocals tube mics preamps instruments + more4 available, full gm test 120/110~118/108~110/104~106/106 % mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, popular forward 66 center sound stage6922/e88cc circuit plugin w/ additional texture reveal / low level intimate detailsprecision bass, superb brighter ceiling for vocals tube mics preamps instruments + more2 available, full gm test 112/99~122/128 % mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

2 old stock hifidelity 6dj8 ecc88 amperex audio tubes, limited run 50s resolutiondgetter tone transparency! lively 2nd harmonic resolve for vocals mics amps stereos+popular 6922/e88cc circuit plugin / texture reveal + warm low level intimate detailsfull gm test leak short gas+ 96/72~70/83 % mutual gm (100%+nos/65+good)authentic holland etch codes! ships worldwide well packed w/ plain or old tube boxes ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

1 x old stock hifidelity 6dj8 ecc88 amperex audio tube, rare limited run 59sought after! first air halo type to replace the sometimes harsh d-getter, famed forward mids6922/e88cc circuit plugin w/ superb texture reveal / low level intimate warm detailsprofessional transparency for vocals tube mics preamps instruments + more2 available, full gm test 100/90~94/74 % mutual gm (100%+nos/65+good)authentic holland etch code! nos always give 100+hours to settle inships worldwide per piece well packed w/ plain or old tube box ~see our other listings for alternate hifidelity listening positions! best offer always enabled~~cali acoustics~ ~vocals instruments amps mics stereos lofi hifi warm bright vintage tone ecc88 e88cc apps+~~rode k2/ntk mics audio technica at-4060 liquidplatinum wooaudio aesthetix cat audioresearch arc ear herron decco lector manley horizons echo bluemics conrad frontiers pathos vac +more~

true tone old stock pro hifidelity audio tube, grail 3d transparencycollectible pinched edition 7dj8! rarest + most transparent audio ever madepopular 6dj8/6922 plugin w/ more linear head room / upper hpf kick + low end bass revealships worldwide well packed! 8+ available w/ plain or branded tube box ~see our other listings for alternate listening positions! best offer always enabled~~cali acoustics~ ~stereos tube mics vocals instruments preamps lofi/hifi bright/warm and more ecc88 6922 6dj8 e88cc hifidelity vintage apps~ ~echo rodemics liquid platinum woo audio aesthetix cat audioresearch arc ear herron decco lector manley horizonsbluemics conrad frontiers pathos vac and more~

2 old stock matched 7308 amperex hifidelity audio tubes, clarity bass extension flat responsefamed low end boost over 6922/e88cc series, warm resolve grey mica sound stagefull test balance leak short gas+ 102/100~100/96 % mutual gm (100+nos/65+good) ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk +more apps~

2 old stock hifidelity 5814 (ecc82) vacuum tubes, vintage dgetter track tip pair118/120~114/104 % mutual gm (100+nos/65+good) ~see our other listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk + more apps~

3 old stock ge 6dj8 audio tubes, underrated hifidelity mids! reminiscent of real telefunken ecc88pro ranked in vtv 97 issue! 2 special rf glass, superb in tube mics amps stereos + morebalance matched 130/130~125/124~105/105 % mutual gm (100+nos/65+good) ~see our other amperex listings for alternate listening positions! bid/buy/best offer~~vintage hifidelity tone / vacuum tube pro audio / warm bright lofi hifi~caliacoustics instagram (live) / caliacoustics.com (soon!)~~cali acoustics~ ~6dj8 7dj8 6922 7308 / ecc88 pcc88 e88cc e188cc cv2492 cca ~~12ax7 12au7 12at7 / ecc83 ecc82 ecc81 ~ ~6bq5 el84 ~ 6267 ef86 ~ 6aq8 ecc85~ 6ca7 el34 (new!) ~preamps stereos vocals instruments mics rode k2/ntk audio technica at-4060 bluemics wooaudio liquidplatinum aesthetix cat audioresearch arc echo ear herron decco lector manley horizons conrad frontiers pathos marantz vac psaudio bhk + more apps~