Re: [softrock40] Building the Ensemble RXTX: Testing the Tx Mixer
----- Original Message -----
Subject: [softrock40] Building the Ensemble RXTX: Testing the Tx Mixer
> Testing: All voltages correct except the clock inputs pins 2 & 14, which are showing 3.99 volts ! Same on the RX mixer !
> Is this normal when testing with an ordinary meter, as we are measuring also RF ?
If it is not clocking you will get 0 or 5 volts.
I made a simple integrating probe after someone in this group suggested it.
https://sites.google.com/site/g4zfqradio/levels-measured-in-a-softrock-tx about 1/3 way down, the green completed one.
But the not 0 or 5 is good enough.
73 Alan G4ZFQ