UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

ms660 · 16th Nov 2018, 12:45 pm

No, for 4dB (or whatever) down after peak the bias is set with 10kHz @ -20dB input, not 1kHz, typically 1kHz would be about 0.5dB down after peak.

Lawrence.

16th Nov 2018, 12:45 pm	#23
ms660 Dekatron Join Date: Apr 2011 Location: Cornwall, UK. Posts: 13,454	Re: Using a meter for calibration . No, for 4dB (or whatever) down after peak the bias is set with 10kHz @ -20dB input, not 1kHz, typically 1kHz would be about 0.5dB down after peak. Lawrence.