[Amps] Regulated DC heater
d.cutter at ntlworld.com
d.cutter at ntlworld.com
Mon Jan 26 13:18:02 EST 2009
Charlie
It is convention to quote ALL voltages in rms values unless otherwise stated. Therefore, 5V ac has the same heating effect as 5V dc.
David
G3UNA
---- Missouri Guy <n0tt1 at juno.com> wrote:
> Hi Gents,
>
> Just for some future info here....If I use regulated DC to power
> the filaments on any tube, and let's say the required voltage is
> 5 volts AC, shouldn't (or couldn't) the
> DC value be 5 x .707= ~3.54 VDC?
>
> Thanks,
> Charlie, N0TT
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