Search found 5 matches

by chris307
Sunday 5th Jun 2016, 12:56
Forum: Shout Outs
Topic: been away for a while
Replies: 0
Views: 5257

been away for a while

Last visit was: Monday 14th Apr 2008, 11:09
It is currently Sunday 5th Jun 2016, 12:54

guess i been busy in the last 8 years

evening all

just made some replys to posts over 4 years old lol deleted now
by chris307
Sunday 13th Apr 2008, 11:57
Forum: CB Radio Repair and Troubleshooting
Topic: cobra 148 gtldx tx audio problem
Replies: 9
Views: 8832

replaced the 2sa1012 with a tip42c and the fm is back fine thanks for the link fm audio is fine but ssb is realy bad sounds realy bubbly and distorted like its getting badly overdriven if i turn the mic gain down almost off or take off the test board out i can moniter the audio on anouther set and i...
by chris307
Tuesday 8th Apr 2008, 23:32
Forum: What Equipment ?
Topic: MY STUFF
Replies: 0
Views: 3112

MY STUFF

yaesu ft-847 hf/vhf/uhf
colt 1200dx
cobra148 gtldx
sandpiper mv10 160-6m vert antenna
and wires and bits everywhere
by chris307
Sunday 6th Apr 2008, 12:24
Forum: CB Radio Repair and Troubleshooting
Topic: cobra 148 gtldx tx audio problem
Replies: 9
Views: 8832

mic gain pot was shorted to ground so got the audio back ssb audio was realy bad so checked the driver and final lol had a 2078 as a driver and a a 2166 as a final changed to 2166 driver and 1969 final and set the bias and the audio is great now need a replacement for a 2sa1012 maplin dont stock the...
by chris307
Saturday 5th Apr 2008, 1:06
Forum: CB Radio Repair and Troubleshooting
Topic: cobra 148 gtldx tx audio problem
Replies: 9
Views: 8832

cobra 148 gtldx tx audio problem

first some details about the radio pb-010aa taiwan on fm the transmitted audio is very low and same with all modes on ssb i can hear my self on my 847 (close prox to the 148) but the 148 shows no deflection on s-meter when talking but when the roger bleep comes in i get full delflection 30+ and the ...

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