I dont open information about schematic, parts, transformer using in my amplifier. My brand name is the guarantee to what I do with my production !!!
YouTube channel > Otomon Lab YouTube Channel
- NEW
"The Tesseract 300" SE tube amplifier * No NFB * 10W
This product is not for sale, if you want the same item, please contact me for special order making- Manufacturer:
- OTOMON Lab
More detail pictures:




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10Y/VT-25/VT-62/801 stereo tube amplifier on wooden board
Case is deluxe walnut, 30mm. Power supply is separated with main amplifier.
Specification:
Response frequency: 16Hz ~22Khz(-1db)
Noise level : 0.18mV
THD(distortion): 0.2% 1W
Ouput level: 10W (Input 1Vrms)
Wiring is 20AWG teflon silver plated wire.
With some small change you can change amplifier to PX-4 or PX-25.
Sound is beautiful, rich, and musical. It is true sound of 300B tube. Power transformer 100V. 117V and 230V is available.