Re: Filters for AirSpy, SDRplay etc
The answer’s probably elementary, but can someone explain why I see the broadcast on 198KHz (much attenuated) sitting at 58KHz when I’m tuned to the Time Signal on 60KHz if the view shows 60KHz on the left of the screen but not on the right?
Is the VFO being altered to 140KHz in one view and not the other (ie 198-140=58) ?
I dragged the frequency scale below the waterfall to change the view.
SDR Play plus SDR Console V3 using an unfiltered long wire
On 11/02/2016 07:14 PM, paul newcombe G6YZC@... [sdr-radio-com] wrote:
Perhaps a high intercept preamp followed by a really sharp bpf might
solve your problem. Unless you
On 2m I have a 6 pole bandpass filter and on 222 I have a 7 (?) pole bandpass filter.
My thoughts are eliminate as much as possible before the RX has to deal with it.
I think this is the right page..
I'm really glad to see
this thread.. front end filters are (nearly