DC REGULATED POWER SUPPLY FOR TETRODE/PENTODE VALVE CHARACTERISTICS APPARATUS – GUPTA BRAND 200160

H.T.1 Voltage/Current : 0-300VDC/30 mA
H.T.2 : 0-300VDC/30 mA
Bias Voltage/Current : 15VDC to + 15 VDC/10 mA
L.T. Voltage/Current : 6.3VAC/1 Amp with 4 round meters.
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