Ranger Communications RCI-6900F-25 CB Radio "replace finals" Questions

...both finals--the remaining transistor has a bad junction and quickly pops the transistor that was replaced.SD ...

...to set the milliamps on the pre driver,and all finals,or you will quickly burn them up, anytime you replace finals, you have to readjust the milliamps...or a tune-up.....hope this helps

...finals are ok cause radio will not transmit you need to get a schematic of the final and with a multimeter check to see if the final is putting out the correct voltage.Or you could just replace it. ...

which rf power transistor is used in the cobra 18 wx st cb radio i want to replace a final rf power transistor . what is the direct replacement in the cobra 18 wx st radio if you replace one you ...

...finals but you may key it down with a brand new antenna and burn them also.Lokk and see how they are connected in the radio before you take it out and replace it the same way.You may want to replace ...

DX -44V no tx. Replaced defective 2sc1969. Radio keyed up then power started to drop and the final got hot. Any idears replace final and driver.If it happens again your power is set to high.

No transmit after blown final was replaced. I explained this on the wrong header. My friend blew the final and I have replaced it with a new one. Also replaced blown power diode and have unit powering

...i trune the finals Tweek and peek is minamal on that radio, Finals can not be adjusted but can be replaced with larger ones and the swing limiter needs to be either rebiosed or clipped. Do not try ...

i get no transmission when i click my mic whats wrong Either the mic is bad, or the finals in the radio are burnt. A local shop can replace the finals relatively cheap if need be.

a little transistor on left side that i think is ground, 3 pinned, don't know what happend, but started frying, radio still turn on and works but no more than 1 minute or the bad thing will finish ...