Shuguang WEKT88 PLUS Hi-end Vacuum Tube  Electronic value Matched Quand(4 pieces) 100% original factory and 15 month warrantly the price is for one matched Quand(4 pieces) if you need more,we can provide with matched quand. this is the new tube of shuguang factory, by now the shuguang factory have produce new tubes Four years have passed, and the high-end WE KT88 PLUS of Dawn has finally returned. It's really not easy. The Hong Kong magazine New Audio gave it the following evaluation:...

Shuguang WE300B vacuum tube.  Futures:  Shuguang brand WE300B tube is full replica of American Western Electric vacuum tube, WE300B is for amplifier audio amplification.  The Shuguang is the only one Factory who truly full replica of American Western Electric vacuum tube!  WE300B is Security by original edition design of Western Electric, and WE300B is based on the principles of Western Electric on Materials and processes, In accordance with the formula of the Western...

version A Tube: Shuguang 2A3B*2，Shuguang 211*2，Shuguang 6SN7GT*2 version B Tube: Shuguang  Treasure 2A3-Z*2，Shuguang 211-TA*2，Shuguang Treasure CV181-Z*2 version C Tube: Shuguang Screen 2A3B*2，Shuguang 211*2，Shuguang Voice Nature CV181-T*2 Specification: Model: SG-211-1 Color: Sliver & Black Product Type: Single-ended class A tube amp Rated Power (W): 15W +15 W (Max 17W ) Frequency range (Hz) :20-25kHz Noise voltage is less than: 1mV SNR (dB): 88dB Input...