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#1
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Hey Guys,
Thanks for all the suggestions. Well, the SG switch is in off position. Just like the manual says, I'm drawing 60ma when the meter is on the LP position. But I still can't get a drive, plate, or load reading on the meter when I ry to tune it up. One thing I didnt consider is the driver tube?? I thought that was for receiving only! (LOL) I think when I get this figured out I will appreciate tube technology alittle more. I cant waite to check out the TX-XXX groups. Again, Thanks "KB3IBT Dan K" wrote in message news:6vNvi.1387$hK5.1064@trndny02... Hello All, I was told by a ham during a QSO that if I buy a matched pair of 6146b's, I would not need to neutralize them?? Is that true? Thanks KB3IBT |
#2
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Sorry, I meant the SG switch is ON....OOOpps!
"KB3IBT Dan K" wrote in message news:4uswi.565$eL.363@trndny07... Hey Guys, Thanks for all the suggestions. Well, the SG switch is in off position. Just like the manual says, I'm drawing 60ma when the meter is on the LP position. But I still can't get a drive, plate, or load reading on the meter when I ry to tune it up. One thing I didnt consider is the driver tube?? I thought that was for receiving only! (LOL) I think when I get this figured out I will appreciate tube technology alittle more. I cant waite to check out the TX-XXX groups. Again, Thanks "KB3IBT Dan K" wrote in message news:6vNvi.1387$hK5.1064@trndny02... Hello All, I was told by a ham during a QSO that if I buy a matched pair of 6146b's, I would not need to neutralize them?? Is that true? Thanks KB3IBT |
#3
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![]() "KB3IBT Dan K" wrote in message news:Zxswi.425$Be.384@trndny04... Sorry, I meant the SG switch is ON....OOOpps! If you have the quiescent 60 mA idling current, it has to be something else besides the finals. There's no drive, you'd see the plate current go up when peaking the preselector. A dirty switch contact, etc. Something simple I'd suspect. I doubt the driver tube went bad sitting... Also, it is probably more "touchy" to replace than the finals; I've seen big differences between American and imported 12BY7 tubes! (I assume that is what they use, IIRC.) Pete |
#4
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On Aug 15, 11:34 am, "Uncle Peter" wrote:
"KB3IBT Dan K" wrote in messagenews:Zxswi.425$Be.384@trndny04... Sorry, I meant the SG switch is ON....OOOpps! Have you tried tuning up the transmitter as per the instructions in the owners manual? - first and most obvious thing to do. THEN perhaps a estimate of fault finding procedure can be worked out...... Until then, guesswork. Also, the owners manual has a nice section on theory theory of operation of your radio - it might be helpful if you read it and thus have a common ground for your queries to the group. Andrew VK3BFA. |
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