OTOMON 45/2A3/300B compatible amplifier pure class A1 (O. U. D. D. C) Zero NFB

OTOMON LAB 71A drive 45/2A3/300B compatible tube amplifier monoblock 9.5W power Zero NFB O. C This is order made product that adopt new circuit O. And the result is really amazing in low frequency. With Zero NFB, the response frequency is flatted from 30Hz to 25Khz, this is impossible to all amplifier that I made before. At -1db it is from 16Hz to 40K Hz.

The output power is 9.5W with 300B tube. 6W with 2A3 tube and 2.5W for 45 tube.

The sound as testing in our system is really good. The biggest characteristic of O. C is that it bring a quite difference bass sound. Deep, open sound stage and detail. Tubes using in this amplifier Prestage tube : REN904 Driver tube : 71A Rectifier tube : 5R4GW This is no NFB tube amp Specification (Zero NFB) Response frequency : 16Hz 40KHz (-2db) Hum level: 0.2mV THD : 5% 9.5W.

Hybrid bias, you dont need to care any thing every time changing tube. Generally, I dont response to question ask about what is your best price, you can press best offer button and input your best price. If there is no best offer button then item is fixed price.

If you want to find any item related to audio turntable, audio vintage or amplifier, and you can not see in my listing, please ask me via message, I can help you find it. If you want to know about me, you can search on google with key word "Otomon Laboratory" //////////////////////////////.