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Re: If low at O/P then trace back D2016 switching?


 

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GO on pin 3 or the collector of Q2014, there should be a healthy signal there on RX as it is working! And on TX the seam level but a different frequency

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73

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Andrew

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From: [email protected] [mailto:[email protected]] On Behalf Of Max Donoghue
Sent: 24 July 2022 01:25
To: [email protected]
Subject: Re: [YaesuFT847] If low at O/P then trace back D2016 switching?

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Am I making the correct measurements?

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On Sat, Jul 23, 2022, 6:48 PM Andrew Lenton <a@...> wrote:

Seems odd the voltages are good on the VF0 control voltage pin!

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There is not much to go wrong on a VCO I will see if I can find one!

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