We are specialized in developing customerized Hi-End audio preamplifier. It would be save cost if you could assembly yourself. For DIYers who are not skilled in electronics, we offer high flexibility customerized assembly service to produce completed full kit according to customer's requirement. We have experienced engineers manually tuning and testing. For more details, please contact us via email.
Here the price is for reference only. Please quote us before purchase. Thanks
Possible Combinations
A. Preamplifier
1. Grounded Grid Preamplifier Kit (Stereo)
2. Grounded Grid Plus Preamplifier Kit (Stereo)
B. Vacuum Tubes
1. Shuguang 12AU7 x3
2. EH 12AU7 x3
C. Voltage Regulator
1. Built-in Voltage Regulator
2. Variable HV BJT Regulator (50-400V 0-30V) Kit
3. Varaible HV Tube Regulator (180-450V 0-30V) (5Z2P/5Z3P/6X4, EL84, 6J8/EF86) Kit
D. Power Transformer
1. Toroidal Transformer T30 x2
2. Toroidal Transformer T120 for HV Tube Regulator
E. Volume Control
1. Dale Resistor 23 Step Ladder-type Attenuator 100K Kit
2. Japan High Precision ALPS 27 Potentiometer 100K
3. IR Remote Control Motorized Potentiometer Kit 100K (6 Channels)
F. Source Selection
1. Channel Selector Kit (4 Channels)
G. Protection
1. Output Delay Protection Kit (2 Channels)
H. Chassis
1. Aluminum Chassis A28 Black Front Panel
2. Aluminum Chassis A28 Siliver-colored Front Panel