Hi You *could* do other things. Some form of switched attenuator is still the best bet.
Bob > On May 29, 2015, at 10:09 AM, xaos <[email protected]> wrote: > > Hello everyone, > > In the past there have been several posts about > amplifier input and AGC. As many have pointed out > this is always a bad idea since the AGC circuit > tends to add phase noise, etc. > > So my question today is: Is this still true? > > My old Panoramic spectrum analyzer (yeah, she's a beauty!) > has a very nice input attenuator which you select > manually. > > Is this my only option? Digital pots don't usually go above > 1 MHz, and if they did, are they an option? > > George Hrysanthopoulos, N2FGX > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
