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...

Shuguang Treasure 300B-Z is Directly heated cathode power transistor for Class A1 amplification  Using "High Polymer Compound Carbon (HPCC)" technology;  Using "Super Alloy " technology;  Improve the vacuum extraction technology, effectively improve the vacuum;  Gold gate, gold-plated pin, white porcelain seat;  Using new materials and processes 

Nature Sound series is the newly designed  products  made by Shuguang Corporation in 2012. They are improved on the basis of Treasure series with the purporse of beautify the appearance and sound quality of the former tubes.  The hi-end products will give  you a refreshing feeling . This is the price for two tubes matched pair with the same current data.They have shining gold pins and excellent sound quality ,which is considered...

Shuguang Treasure KT88-Z is Beam power quadrupole Vacuum tube, the anode limit dissipation power is 42W. In the audio amplifier, the two tubes for the AB1 push-pull output can get 100W power.  Using "High Polymer Compound Carbon (HPCC)" technology;  Using "Super Alloy " technology;  Improve the vacuum extraction technology, effectively improve the vacuum;  Gold gate, gold-plated pin;  Using new materials and processes  KT88-Z and CV5220, 6550 is similar, can be...

All items guaranteed 100% BRAND NEW in the original edition Box. ONE-YEAR WARRANTY !!! Direction： Tianlaizhiyin tubes Shuguang Group factory celebrate the 50th anniversary of 2008 after the launch of Treasures series, another great masterpiece! This series is the dawn of the R & D team in the version on the basis of the the existing treasures Imperial possession, absorbing domestic and foreign the various gall advantage of, which lasted three years constantly upgrading temper made??. The...

the price is for one piece Shuguang Vacuum Tube 6N9G 6SL7 Replaces 6N9P 6SL7GT  Buy 2 pieces, 4 pieces, 8 pieces = exact matching (matching group). No parameter drift. Regarding matching: We have the conditions and advantages to match multiple tubes (four, eight, ten) according to customer needs. The parameters are the same)  

  Specification: Product Type: Class A single-ended tube amp Output power: 18W Frequency range: 10Hz-25KHz Signal to noise ratio: 86dB Input impedance: 100K Input sensitivity: 450mV Input signal selection: 3 way Output impedance: 4, 8 Voltage: 110-240V Power consumption: 240W Welding method: scaffolding structure High voltage power supply: tube rectification, left and right channel separate CLC filtering Tube: shuguang GZ480*1 shuguang 52B-TA*2 shuguang CV181*2 shuguang 12AX7-TA*2 Weight:...

  KT88 Classic Edition: (KT88 blue screen * 4, 6SN7GT * 4, 12AT7 * 2) KT88 Deluxe Edition: (KT88-Z*4, CV181-Z*4, 12AT7-T*2) KT88 Grand Deluxe Edition: (KT88-T*4, WE6SN7*4, 12AT7-T*2) EL34 Classic Edition: (EL34M*4, 6SN7GT*4, 12AT7*2) EL34 Deluxe Edition: (6CA7-Z*4, CV181-Z*4, 12AT7-T*2) EL34 Grand Deluxe Edition: (6CA7-T*4, WE6SN7*4, 12AT7-T*2) KT88 Version Specification: Rated power: 32W + 32W (MAX 36W) Machine power: 24W Frequency response range: 20-25kHz Noise voltage:...

Nature Sound series is the newly designed products made by Shuguang Corporation in 2012. They are improved on the basis of Treasure series with the purporse of beautify the appearance and sound quality of the former tubes. The hi-end products will give you a refreshing feeling .  A pair of 6CA7-T tubes are packed in its original box (if buy one does not package in original box). They have shining gold pins and excellent sound quality, which is considered the top tubes in China.