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ColinB · 11th Oct 2014, 6:44 pm

What is the mains voltage coming into the set (measure carefully - insulated probes!)?

Is there a 'tapping' for different line voltage ranges, and if so, which one is selected?

If the mains voltage is low where you are, and the primary tapping is set to maximum, this might account for low LT.

11th Oct 2014, 6:44 pm	#79
ColinB Heptode Join Date: Apr 2003 Location: Newton Abbot, Devon, UK. Posts: 761	Re: Roberts RMB Problems What is the mains voltage coming into the set (measure carefully - insulated probes!)? Is there a 'tapping' for different line voltage ranges, and if so, which one is selected? If the mains voltage is low where you are, and the primary tapping is set to maximum, this might account for low LT.