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PJL · 18th Dec 2008, 7:57 pm

The HT test checks the accuracy of the stabalised PSU. The mains test is simply for setting up the transformer tappings so the LT volts are correct.

Peter

18th Dec 2008, 7:57 pm	#7
PJL Dekatron Join Date: Sep 2005 Location: Seaford, East Sussex, UK. Posts: 5,997	Re: Mullard valve tester E7600/3 The HT test checks the accuracy of the stabalised PSU. The mains test is simply for setting up the transformer tappings so the LT volts are correct. Peter