Re: Bitx40 75KHz Spurious, How to solve it. #bitx40

 

Allard,

The pic attached is in 50Khz horizontal display.

Raj


At 26/06/2018, you wrote:
Hi Akira san,

But the spurious at 75KHz was observed.

I guess you mean 75 MHz (not kHz)?

The spurious might be the multiple of 25KHz.

In that case it could be a harmonic of 25 MHz (not kHz). Perhaps it comes from the 25 MHz crystal in the Raduino?

73 Allard PE1NWL

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