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We can provide special order made ISO (TANGO) power transformer which use for 117V, 220V, 230V,240.You dont need to use step down transformer as using my amplifier

From now we can provide amplifier with wooden chassis based on order of customer. Please contact for more detail !!!

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

This product is not for sale, if you want the same item, please contact me for special order making
Manufacturer:
OTOMON Lab

Audio amplifier » Tube amplifiers Audio amplifier » Special Order Made
Special order made 50' tube amplifier. Driver tube is 5687, prestage is EF86, rectifier tube is 5R4GW. Heater is AC to make sound more analog and beautiful.

Rectifier tube is 5R4GW, you can change to 5U4G, 274B, GZ34 without any modification. You can change tube to 10Y or VT-62, with some small modification. Input impedance is 100K ohm.

All tubes are not included.

Sound is great, very sweet middle range, musical sound stage. . Output is about 5W, Noise is under 0.5mV, quite silent .

Test with Coral betal 8A full range speaker



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More detail pictures:

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

50/VT62/10Y tube SE stereo amplifier pure class A1, direct AC heat filament

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