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.

Saturday, July 20, 2013

Electronic Crossovers for sub-woofers

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I had never built an electronic crossover (EXover) before but do understand how they work. This EXover w...
Wednesday, June 5, 2013

retro-34UL - Signature EL34

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This amp is my new EL34 the "retro-34UL", Signature EL34 amp. On early listening the amp sounds fast, crisp and SS like. A ve...
Thursday, May 23, 2013

retro-thermionic\Oatley K272C headphone amplifier

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Oatley has continued to improve their headphone amp\preamp with the release of the K272C. I had something ...
1 comment:
Saturday, May 11, 2013

Stereo 12" sub-woofers

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These 60ltr sub-woofers were built to complement my 2-way speakers "VoXDeuX". The drivers are 12" polycones wi...
Sunday, April 21, 2013

Oatley K272C headphone amp in a tin can

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Oatley has released a new version of their popular K272 headphone amp\preamp the K272C. In this version there is separa...
Wednesday, March 20, 2013

"Intermezzo" - 1920 UX-171-A power amp

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This amp uses the UX-171-A 1920s tube (matched pairs) which are rare and produce only 1/2W. There are no resistors or cap...
Tuesday, February 5, 2013

"VoXDeuX" - Inexpensive two-way speakers

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Though the components in this pair of speakers are quite inexpensive and bought from the local electron...
3 comments:
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retro-thermionic
Fifty years+ in electronics with a passion for audio.
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