[Hammarlund] Sweep Alignment intro.
Kenneth G. Gordon
kgordon2006 at verizon.net
Thu Jan 4 19:02:04 EST 2007
On 4 Jan 2007 at 18:41, Bob Young wrote:
> Thanks but unfortunately I don't have a sweep RF generator, do have an
> O-scope however. Someone suggested I had too much RF going into the
> radio
Yes. The criteria is that one should use the MINIMUM amount of signal
necessary in order to get a decent reading.
Using a very strong signal, especially in a high-selectivity circuit, often
results in "ringing" which makes it appear much broader than it really is.
Turn your signal generator down and your readout device's sensitivity
up.
Ken Gordon W7EKB
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