L20 finished plate (mono)
Introduction:
Circuit board with 1.6MM thick PCB,
Single channel per channel four of high power tube.
Support 200W 8 ohm output power.
So far, the best power level control.
L-20 pure post amplifier.
L-20 has excellent control force, low distortion, wide range of voltage support. High power output load current.
Each channel four of large output current, maximum load 40A.
A wide range of voltage support, can be installed on each channel two, four of the high power tube.
Performance parameters:
Power 200W (8R) 350W (4R)
Voltage: DC + - 45V
AC voltage range of AC rectifier dual 12V to AC 32V;
THD = 0.009% 1K HZ 50W 8R
SR= 35V /US
Noise in 92DBU
EIN=114 DB
The frequency of 20-20KHZ + - 0.5 DB
Voltage gain is 34 times
All resistance using precision copper foot 1% precision resistors, including high power output with high precision resistor.
PCB size: 116MM * 72 MM
All capacitors are imported original. Adopting imported KEC audio power tube.
The push pipe and tube using KEC B817 D1047 and Toshiba A1930 C5171 audio imported transistor.