A-13 assembled & tested
serial regulator, output + and – 15V, 1A, with rectifier and filter capacitor
board size: L 88mm X W 60mm
A-13 assembled & tested
serial regulator, output + and – 15V, 1A, with rectifier and filter capacitor
board size: L 88mm X W 60mm
LS-56 bare board Transistor regular power supply.each channel using two TIP50 one LM317, two channel seperate B+ voltage adjustable from 210V-400V, two heater output using metal two LM317K,heater voltage from 6.3V to 12.6V board size: L 230mm X W 155mm. 2.4mm fibre glass board with thicker copper trace
GA-19 assembled and tested board two channel voltage regulator on board max input voltage not greater than 75V AC each channel output voltage adjust from 5V to 90V each channel max output current 80mA with current limit protection board size: L120mm W90mm thickness 2.5mm
A-08 assembled & tested Shunt regulator, adjustable from 4V to 40V ,current from 125~250mA, specially for replace the orignal power supply of CD player, pre-amp, DAC, LM317 as current limit. Using K703 as the loading device to reduce the output impedance, have short circuit protection board size: L 80mm X W 72mm
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