Wow, Joe, When I tested I was only looking at 1 to 30Mhz for the spurs
and harmonics.
Will have to look at maybe a 1 to 500Mhz span.
Thanks for sharing
Laurence
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On Sat, Mar 23, 2019 at 6:24 PM Joe Puma <kd2nfc@...> wrote:
I¡¯ve been noticing that as I tune around on the ubitx I hear my uhf/vhf Radio¡¯s breaking squelch. Today I took a look and see the carrier.
At 3.555.4 I see a carrier at 145.640.
Without the antenna connected to the uBitx and checking from antennas on the roof. My SDR shows a signal of 4 S units. And the uhf/vhf radio was practically full bars. The signal is full quieting.
If I unplug the raduino from the radio and power from usb the carrier drops significantly, but still there. That¡¯s some strong clock signal there. Anyway to filter it from above 30mhz?