UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

oldeurope · 31st Jan 2007, 8:59 am

Good morning,
be carefull with switched mode supplies, they often don't like undervoltage!!!
500W means more than 2A and a high rush current.

A 15W lamp should not light up with a 75VA mains transformer, open secondaries of course

.

Darius

31st Jan 2007, 8:59 am	#10
oldeurope Retired Dormant Member Join Date: Dec 2003 Location: Solingen, Germany Posts: 727	Testing a transformer for shorted turns Good morning, be carefull with switched mode supplies, they often don't like undervoltage!!! 500W means more than 2A and a high rush current. A 15W lamp should not light up with a 75VA mains transformer, open secondaries of course. Darius Last edited by Darren-UK; 9th Mar 2008 at 11:11 pm. Reason: Title continuity and unnecessary quoting.