$92.00
GA-31B assembled & tested
Output DC voltage: High 200V × 2 Filament 6.3V × 2 -15V × 1 -24V × 1 board size : 125mm×230mm
A-11P bare board
A-19 assembled and tested board output voltage adjust from 5V to 20V Max output curennt 5A (use a larger size heatsink) use LT1083 as volatge regulator board size:L110mm W60mm thickness 2.5mm
A-22 assembled and tested board input voltage 65V AC ouput volatge adjustable to 70V AC output current 100mA ripple voltage not greater than 2mV short circuit current 180mA board size: L115mm W75mm thickness 2.5mm
TP-2 bare board MOSFET power regulator board, same as TP-1 but constant current source using resistor instead of MosFet, Voltage adjust from 100V~350V by changing two zener diode, current output 200mA. Heater voltage selectable from 6.3V and 12.6V. board size: 220mm X 62mm
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