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Jon_G4MDC · 20th Apr 2019, 9:24 am

It will be very similar to T150.
I seem to recall an issue with mains hum which involved supply/ground or AF cable for the modulator being routed a half turn around the mains transformer. Take it some other route for big improvements.

20th Apr 2019, 9:24 am	#8
Jon_G4MDC Nonode Join Date: Nov 2015 Location: Welwyn Garden City, Hertfordshire, UK. Posts: 2,015	Re: Pye T470 Transmitter It will be very similar to T150. I seem to recall an issue with mains hum which involved supply/ground or AF cable for the modulator being routed a half turn around the mains transformer. Take it some other route for big improvements.