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dazzlevision · 22nd Mar 2018, 12:48 pm

Another possibility is that the VHF tuning potentiometer has poor contact between the wiper and track. A squirt of suitable switch cleaner and lubricant should resolve that.

22nd Mar 2018, 12:48 pm	#3
dazzlevision Dekatron Join Date: Sep 2003 Location: Near Swindon, North Wiltshire, UK. Posts: 3,629	Re: Roberts RM40 tuning issue Another possibility is that the VHF tuning potentiometer has poor contact between the wiper and track. A squirt of suitable switch cleaner and lubricant should resolve that.