QRZ Forums - Radio Circuits, Repair & Performance for Saturday 17 February 2018
 

Radio Circuits, Repair & Performance

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BTECH UV-2501+220 Transmit Audio Issue

Posted: 17 Feb 2018 03:40 PM PST
https://forums.qrz.com/index.php?thr...-issue.599768/

I have a Gen 1 BTECH UV-2501+220 that I purchased when they first came
out. I used it in my car for about a year and received feedback the
transmit audio level was low. I would all but yell directly into the mic.
I did the mod with opening up the mic hole with minimal results. I
contacted BTECH hoping to get an answer but no luck. I opened up the radio
and there are two trim pots on the board. In my Alinco 220 radio, I had to
open it up and dial down the transmit audio because it was...



BTECH UV-2501+220 Transmit Audio Issue

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IC-7100 low power output on ssb NOT THE MOD QUESTION

Posted: 17 Feb 2018 03:27 PM PST
https://forums.qrz.com/index.php?thr...estion.599776/

I have a 7100 going into a als-500m going into awm-35 remote swr meter
going into a scorpion screw driver antenna. I am mobile btw....

Everything has been working great, but now there is an issue.



When tuning the antenna I use around 10w using rtty and the radios swr
meter . I get my antenna matched 1:1 and then I increase power to the level
I drive my amp with 30w-40w, Then I check swr again using rtty and Im good.
Now I switch on the amp, and check swrs again via the remote meter using...



IC-7100 low power output on ssb NOT THE MOD QUESTION