retro-thermionic

Retro thermionic audio harks back to the golden age of sound, utilizing vacuum tubes and thermionic valves to craft warm, rich tones. These analog components, reminiscent of mid-20th century technology, impart a distinct character to audio signals. Engineers embrace the harmonic saturation yielding vintage vibes sought after by audiophiles and music lovers. This process involves designing circuits with artistic and aesthetic intuition.

Thursday, July 25, 2024

“Elements” - 12AX7 SRPP preamp with remote

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  Built mainly from parts on hand including tubes (Gold Lion), enclosures, output caps and power tranni. The power tranni I got free because...
Sunday, March 10, 2024

“Aspire” - Psvane 6SN7 globe preamp

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  After checking the expensive tubes of one of my preamps I'd sold to another one came up bad. I purchased the one good tube and helped ...
Monday, February 12, 2024

"Clarity II" - LJM Class AB power amp

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  This was a slow burn build. I had completed the amp section but no PS. After completing two commission jobs I could finally complete the a...
Monday, January 29, 2024

German made EL3N - “Puissance” - triode strapped amp

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  This time with a German made EL3N NOS NIB, new Svetlana 6N1P and Sylvania 5U4GB NOS NIB. Interstage caps are Mundorf Supremes which I have...
Thursday, January 4, 2024

6N3 + TDA7294 integrated amp.

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A completed tube and chip integrated. Fast and crisp. Absolutely dead, dead quiet thanks to CMRR. 80Wpc, 300VA power tranni, choked power co...
Tuesday, October 31, 2023

“Piccolo Pro” - 6J1/5654W small tube preamp

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  A new 6J1/5654W tube preamp nestled into my system. Sounds as good as the last one which sold. Upgraded this build here with wood cheek ch...
Friday, September 22, 2023

“La Technique” - French made 1957 EL3N power amp

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  Inspired by the look of these vintage French made EL3N tubes - NOS NIB - with their red cumberbun and rarity I was compelled to build an a...
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retro-thermionic
Fifty years+ in electronics with a passion for audio.
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