Topband: Low noise preamp suggestions?

Bill Cromwell wrcromwell at gmail.com
Tue Nov 3 07:56:03 EST 2015


Thank you Andrew,

Your reply was very helpful.

73,

Bill  KU8H



On 11/03/2015 07:31 AM, Andrew Ikin wrote:
> Bill wrote on Nov. 3.
>
> <Let me relieve my ignorance here. What is the difference between a
> signal limiter and AGC? Or what is the difference between a signal
> limiter and a diode clamp?>
>
>
> AGC is an automatic variable gain function of a receiver to compensate 
> for fluctuations in signal strength, a signal limiter, limits or 
> clamps excess signal that could overload the receiver input circuits. 
> The signal limiter could be a diode clamp or a saturated transformer.
>
> 73
>
> Andrew
>
>
>
>
> .
>



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