Quote:
Originally Posted by stevedee
For the EABC80 in my Bush circuit, it shows a 180k anode resistor fed from 215V, with an anode voltage of 85V. So the calculated anode current is 0.72mA. I think this gives an equivalent anode to chassis 'resistance' of approximately 118k, which naturally includes the parallel AVO 7 on 1kV range (i.e. 20M Ohm).
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So far as I know the Avo 7 has an OPV of 500 ohms, and an OPV of 1,000 ohms when the divide by 2 function is used.
Lawrence.