Tube RIAA phono stereo pre-amplifier premium PCB 834P very musical !

Note on 16 Jan 2014 : This is the revised version. The error of one trace disconnection in the first version is corrected.

This is the bare PCB of a tube-based phono stage pre-amplifier board with reference to the legendary classic EAR 834P. EAR 834P is renowned for the musicality that it can reveal from the content. The board has placed extra attention to small signal routing to guarantee an ultimate audiophile grade performance.

PCB dimension : 206mm x 161mm

PCB thickness : 2.0mm , 2 oz ( 75um thickness !!) copper deposition, gold plated surface, double size solder masking for life-long durability.