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I think Tran 26 im going to change.
and I will check the connectors tomorrow also re flow some more solder joints.
Thing is when you hit with cold air you really cant generalize 1 part only the area as the cold air gets on many parts
I will tackle more of it in the morning.
thanks
I have a Galaxy 959 with the frequency display problem.
Every thing works great until the radio warms up and the the frequency counter displays 10.695.
Radio still transmits the correct channel and frequency.
Audio power all ok.
Just the display stops reading to correct frequency. I checked...
Yes Chris still blurry thanks the one Kopcicle posted if blown up you can read so all make a copy of that one as the ones on cbtricks is the same blury when enlarged
I have a Uniden Grant with the TA2222A audio chip.
There is no audio modulation and no pa audio.
Receive audio is fine and external speaker audio is fine.
The schematics I have found on the net are not the best when enlarged to read the parts is blurry.
So a good copy i need if possible.
I'm...
I think it the one for the change of resistor 153 I will have to look into that and see unfortunately the complete front radio has to come off to get to the resistor as the freq counter board covers it. if its not to much of a hassle I will go for it, or try to find in from the bottom side.
thanks
I picked up a good working Galaxy 959B.
I did the channel mod for extra channels
Did the clarifier mod also but only swings 1+- up/down.
Is there a way of getting the clarifier to swing about or close to 5 up/down?
I know of the switch mod to jump 10KC but was hoping to get more on the...
The channel switch is fine the 2000 transmits fine dead on frequency just no receive.
It will show a signal if I key up a dummy load radio and will show a signal just not any receive just a bit of static and very little meter movement
I have a 2000gtl radio with no receive all I hear is static.
Radio transmits on am and ssb great.
also has an fm board which works ok.
If i put a radio close to 2000 I can hear and meter will move.
So there is no receive amplification
Also if I plug in a speaker in pa jack and switch to pa and...
I would tweak the vco first check the voltage but sounds like the vco drifted a bit and maybe an adjustment will cure the problem.
Does the radio have extra channels?
Andy
Again you were on the correct track. I went and reflowed those up right boards and I was able to get the receive back. Those boards have surface mount parts on them. but the joints from the boards to the mother board i guess was the problem.
What was Cobra thinking doing this and the...
Hi Andy.
I did reflow the solder on all those boards. the one board that has the vco surrounded by a metal shield wall was reflowed and gave me transmit but still without receive. I did flex the complete board and still no receive thats why im looking for a schematic and voltage chart so i can...
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