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Old 02-22-2017, 10:13 PM
old_coot88 old_coot88 is offline
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Quote:
Originally Posted by Jeffhs View Post
Why would any TV manufacturer design their sets to operate on DC power?
These kinda sets were not "designed to" run on DC. It's just that a line-operated power supply using half-wave (single diode) rectification can run on either AC or DC. (If on DC, reverse the plug and nothing will happen).

Quote:
The only thing I can figure is Emerson must have meant the set was transformerless.
Many transformerless designs used voltage doublers (with two diodes) and can't run on DC.
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