$2.00
A-13 bare board
serial regulator, output + and – 15V, 1A, with rectifier and filter capacitor board size: L 88mm X W 60mm
A-11P bare board
A-13 assembled & tested serial regulator, output + and – 15V, 1A, with rectifier and filter capacitor board size: L 88mm X W 60mm
TP-3 assembled & tested MOSFET power regulator board, using MOSFETas voltage regulator, tube rectify 6Z4,constant current source using resistor, Voltage adjust from 100V~350V. Heater Voltage regulator (LM317) selectable from 6.3V and 12.6V board size: 220mm X 62mm (tube 6Z4 not included)
A-22 bare 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
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