On 3/20/19 10:04 AM, Look165 wrote:
If mains are off, WTF wanting a 60Hz frequency ?
Between 50 and 70 Hz, it's OK.

You've obviously never had a ferroresonant transformer set
fire to itself because it was dealing with a generator
that was NOT on frequency.

--
"I am a river to my people."
Jeff-1.0
WA6FWi
http:foxsmercantile.com