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TONYV225
IT WILL NOT UNKEY EVEN WITH THE MICROPHONE UNPLUGED
TURN THE POWER OFF AND IT UNKEYS THEN WHEN YOU KEY IT UP IT WILL NOT UNKEY UNTIL THE POWER IS TURNED OFF.
THANKS
HANK
SWITCH KIT
YES I HAVE A COMPLETE TEST LAB. SCOPE, SIGNAL GENERATOR ,IF GENERATOR, TONE GENERATOR, FREQUENCY COUNTER, AND QUITE A BIT OF OTHER TEST EQUIPMENT
THANX FOR ASKING.
HI MOLECULO
YES I DE-SOLDERED THE WIRES ON THE BACK OF THE MIC JUST TO MAKE SURE THAT NOTHING WAS TOUCHING AND IT STILL DOES IT. I CHECKED THE KEYING TRANSISTOR ALSO. IT ACTS LIKE THE SWITCHING TRANSISTOR IS EITHER GROUNDING OUT OR GETTING VOLTAGE FROM SOME WHERE THAT IS CAUSING THIS PROBLEM I...
YOU GOT IT RIGHT WHEN THE RADIO IS TURNED ON IT KEYS AND UNKEYS LIKE YOU ARE KEYING THE MIC AS FAST AS YOU CAN BUT WITH NO MIC HOOKED UP AND ALL OF THE WIRES REMOVED FROM THE BACK OF THE MIC PLUG ON THE RADIO.????????????
I HOPE THIS HELPS.
HANK
I HAVE A COBRA 25 LTD AS SOON AS U TURN IT ON WITH ON MIC THE TX RX LITE FLICKERS AND THE RADIO QUICK KEYS WITH OUT A MIC. CHCEKED THE MIC PLUG EVEN TOOK THE WIRES OFF THE BACK OF PLUG AND IT DOES THE SAME THING KEYING TRANSISTOR IS OK .
?????????????.
DOES ANYONE KNOW WHERE I CAN GET NICHICON 200UF@450WV FILTER CAPS? OR ANY OTHER BRAND NAME AS LONG AS THEY ARE 200UF@450WV
AS I ONLY NEED 2 THE POWER SUPPLY HAS BEEN UPGRADED AND I DONT WONT TO CHANGE THEM ALL. I CAN FIND 220UF @450WV BUT I DONT WONT TO MIX THEM UP. THANX FOR ANY HELP.73s
HANK
I HAVE A HEATHKIT SB221 LAST NIGHT I TURNED IT ON AND THE TRANSFORMER STARTING VIBRATING & HUMMING THE METER LIGHTS GOT DIM AND THE RESET TRIPED I RESET IT AND IT WORKED FOR AN HOUR AND THEN DID IT AGAIN. I HAVE NOT TURNED IT ON ANY MORE.
CAN ANYONE HELP!
THANX VERY MUCH 73s
BEST REGUARDS HANK
I HAVE A SB 221 HEATHKIT LAST NIGHT WHEN I TURNED IT ON THE TRANSFORMER STARTING VIBRATING & HUMMING THE METER LIGHTS GOT DIM AND THE RESET TRIPED OUT. I RESET IT AND IT WORKED FOR A COUPLE HOURS AND DID IT AGAIN HAVE NOT TURNED IT ON ANY MORE.
PLEASE HELP
THANX HANK
I JUST PICKED UP A SB 221 I WOULD LIKE TO KNOW WHAT KIND OF WATTAGE I SHOULD GET OUT OF IT WITH 200 WATTS DRIVE? AND WHAT IS THE MAX DRIVE WATTS I SHOULD RUN INTO IT.
THANKS FOR ANY HELP 73s
HANK
Thanks Ray I have done all of that and found everything to be ok. That is what that has me lost the damm thing should be working. Thanks for the help I will keep trying.
73s Hank
Intermitant loss of out put power radio keys but only does 1/4 of a watt has audio checked driver and finals voltage reg. ect: ALL check ok. Sometimes it works ok swings 40 watts other times keys up has audio but wont do any watts.
BEST REGUARDS HANK
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