OTOMON Laboratory　(音門ラボ) / special order made 50 tube SE stereo amplifier pure class A1

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special order made 50 tube SE stereo amplifier pure class A1

We can provide power transformer which use for 117V, 220V, 230V, 240V.
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I will give discount 10% or more for all item in my eBay listing, contact me for more detail

special order made 50 tube SE stereo amplifier pure class A1

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

50' tube amplifier using all TAMURA transformer. Pure class A1,prestage tube is 12AT7,secondary tube is 5687, cathode follower schematic. Output is 4.5W/channel.

Rectifier tube is 5R4GW, you can change to 5U4G, 274B, GZ34 without any modification. Prestage tube is 12AT7, you can change to 12AY7, 12AU7, 12BH7A without any modification. You can change to tube and enjoy the difference of sound. Input impedance is 100K ohm,

All tubes are not included.

Sound is great, beautiful and rich, very sweet middle range, with wide musical sound stage. . Output is about 4.5W, Noise is under 0.1mV, quite silent .

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