|[AMRadio] The Drake TR-7 On AM|
bsugarberg at core.com
Sat Mar 1 17:15:58 EST 2008
In the May, 2007 issue of Electric Radio, well-known Drake expert Jeff
Covelli, WA8SAJ, describes a simple modification for the Drake TR-7 that
allows it to use the 6 kc AM filter for AM transmitting, (instead of the
default 2.3 kc SSB filter), thus allowing full double sideband AM transmit.
73, Bruce WA8TNC
D. Chester wrote:
>> A Drake TR-7. This says it simulates AM with a carrier and only the
>> upper side band. That might not sound good
> I would not consider transmitting with any radio that "simulates AM with
> a carrier and only one side band". That is not AM. It's just SSB with
> poor carrier suppression, or you might say, transmits a pilot carrier
> for a PLL BFO to lock onto. It doesn't sound good because of
> fundamental principles of the modulation and demodulation process.
> Don k4kyv
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