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.

Friday, January 25, 2013

Oatley K272B - "6418-B" headphone amplifier

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Oatley Electronics of NSW Australia has been very supportive of the DIY audio community. T...
Monday, December 17, 2012

Menatzchim- C3m metal valve preamp

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These petite C3m metal valves are quite inexpensive. After making a 6N7 (also metal valves) preamp which s...
4 comments:
Saturday, November 24, 2012

"Heavy Metal"- 6N7 metal valve preamp

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In a box of very old valves, I was given recently, was a new looking pair of black metal can RCA 6N7s. These are dual tri...
2 comments:
Monday, November 12, 2012

4S Universal valve preamp in a Tea box (4SUTea)

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All housed in a Twinnings timber Tea Box: Bitumanised Al foil controls enclosure resonance and Russian paper in oil caps link t...
Tuesday, September 11, 2012

retro-34UL power amp

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In an effort to use-up so many spare parts I have I put together another EL34/KT88 amp. Part of the inspiration to build the ...
Wednesday, September 5, 2012

Fostex FE206En drivers in dual bass chamber box

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I had the boxes made some years back with no idea what I was to do with them. When I went back to 2 Channel theater with a...
1 comment:
Monday, March 19, 2012

"Luciano" - 807 SE Power Amp

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I managed to purchase a couple of 807/ATS25 tubes for $7 each and were giving two in excellent condition. Both pairs of tubes test ...
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retro-thermionic
Fifty years+ in electronics with a passion for audio.
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