THE SET12BH7 Vert. Osc.-Amp. RestorationReplace seven paper capacitors with modern equivalents
With an external power supply connected to the 5.6K 2-watt power resistor [1R277(RCA); R149(Sams)] shown in the photo above AND to the 4.7K 1/2-watt resistor [1R301(RCA); R144(Sams)] on the wiper of the Height control AND with the yoke assembly plugged into the octal socket on the back of the high-voltage cage, you can check for the waveform below [Sams W10]. (a.) 5.6K 1R277 is located below the chassis as shown in the photo above.
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