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Re: Tracing receive signal for low signal

jim
 

TP 16/17 should be around 12 Mhz regardless of the frequency setting on th ubitx ...all else is filtered out by the 12 Mhz crystal filter

Jim


On Sunday, December 23, 2018, 6:19:42 PM PST, Dave Space <davesspacebar@...> wrote:


Redid TP17 at 19.26 MHZ (should have been 19.15 (12MHZ+7.15) put in 3.5v to get 80mv p-p out but even though it showed 80mv I could barely hear a tone through it.

This may be a hint TP16 at the same frequency (injection frequency) produced 80mv with a much louder tone.
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