TETRODE/PENTODE CHARACTERISTICS APPARATUS |
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| Provided with stabilised dual power supply, five meters. For tetrode/pentode valve experiments. H.T-1:
0-300 volts d.c. at 30 mA continuously variable.H.T-2: 0-300 volts d.c. at 30 mA continuously
variable.Bias: 10 volts d.c. floating.L.T.: 6.3 volts a.c. at 2 amps.
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