Using just a Tektronix 2246 Oscilloscope to troubleshoot a problem with a DG SE1 Single Ended EL84 / 6BQ5 Amplifier (upgraded magnavox console amplifier).
Негізгі бет Ғылым және технология Oscilloscopes For Audio 101 - Part 4A Single Ended Tube Amplifier Troubleshooting
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