Details：

New and improved version, adding filament suspension circuit, better circuit performance, overall improvement of signal-to-noise ratio and tube's life. Work voltage：AC115V and AC230V optional Switch Led Color:default blue，if need other color ，pls contact us ！ Tube model：shuangguang 12AU7 *2 Size：260x90x310mm W*H*D（Except RCA and potentiometer） Net weight：4kg Power supply: 50W Oxygen-free copper R-core transformer Low noise: about 1mV output Delay：45 seconds Color：full black 1 way audio input + 1 way audio output Full aluminum chassis Alps 27 potentiometer CMC816 RCA Stainless steel switch Refer Conrad-Johnson PV12L Circuit ，the sound is very good ！

Package included：

Finished PV12L preamplifier x 1 Not included AC power cord

Custom Duties & Taxes

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