Questions tagged [equipment-troubleshooting]
The equipment-troubleshooting tag has no usage guidance.
19
questions
2
votes
0answers
341 views
Does anyone repair Flex radios other than Flex Radio?
A local ham that I have an evening sked with on 75m (Paul, W0EBV) sent his Flex 5000 SDR transceiver to Flex Radio Systems to get it repaired a few months ago. However, it seems that Flex is either ...
2
votes
2answers
419 views
Yaesu G-5400B rotator controller problem
I'm currently facing a little problem with our Yaesu controller. I have done all the calibration and the controller appears to be working fine. Unfortunately, it does so for short duration (a couple ...
0
votes
0answers
85 views
Troubleshooting ICOM PS15 Power Supply
I got a power-supply gifted by my friend. When I powered ON, the main (120V) FUSE blows up. I started by disconnecting the transformer from the control circuit and powered ON. This time the fuse is ...
0
votes
1answer
132 views
Another Yaesu G-5400B output voltage question
This question is very similar Yaesu G-5400B rotator controller problem, with a bit of a twist.
I'm getting a consistent 5.84 VDC up to the rotators and the expected 0-5.84 VDC at terminals A1-3 and ...
2
votes
1answer
88 views
Faulty MFJ-259 - meter hits end stop on power up
I have a faulty MFJ-259, the early model I believe. When I power it up, the power light doesn’t illuminate, and the meter needles hit the right hand end stops. I immediately power down as I guess ...
10
votes
2answers
3k views
How do I troubleshoot a Baofeng UV-5R that won't receive?
I have a couple of Baofeng UV-5R radios. I have a profile in Chirp that works great on one of them, and I foolishly pushed that profile straight over to a UV-5R without checking firmware versions. ...
7
votes
3answers
1k views
Why do I only hear broadcasts from 150 kHz to 29.999 MHz?
I am currently studying for my amateur radio license. Until I'm licensed, I'm trying to use a Sony ICF-SW7600GR receiver to listen in on amateur radio "phone" transmissions. No matter what I do, ...
1
vote
1answer
1k views
Repairing a Tecsun PL-660
Two years ago, my father and I both received a Tecsun PL-660 radio as a Christmas gift. We both have had good experiences with our radios and generally enjoyed them until they recently both stopped ...
0
votes
1answer
164 views
Kenwood TH-D72 Freeze on Splash Screen
Some friends and I recently placed a Kenwood TH-D72 on the summit of Saddle Mountain in Oregon, USA, and set it up as a temporary digipeater for use with APRS.
The TH-D72 successfully digipeated ...
1
vote
2answers
2k views
Baofeng UV82-HX charger problem
I am having problem charging my Baofeng UV-82HX HT. No sooner do I put up the HT on the charger, it starts showing the error lights - green stable, red flickering.
I bought this off the shelf in Nov ...
1
vote
2answers
216 views
Yaesu VX-8DE bricked after cloning. Any methods to revive it?
I seem to have bricked my VX-8DE yesterday after cloning it from a PC (using CHIRP)
I was able to copy the data from the radio without problems. I edited it in chirp, then sent it back to the radio. ...
0
votes
1answer
131 views
Issue with Icom R-71A
I have an old ICOM R-71a receiver that is giving me grief. The problem started off with audio and rf cutting out completely after being on for a few hours. The frequency display would work but nothing ...
4
votes
1answer
80 views
Signal generator giving DC output?
My signal generator is giving DC at its RF OUT port. At 500 MHz & 1GHz it's giving nearly 1.5V DC when I measure the voltage between the centre pin & outer conductor with a multimeter.
I don'...
5
votes
2answers
927 views
Squelch never seems to “open the gate” on Wouxun KG-UV9D
I just got my Technician's license a few weeks ago and I'm trying to figure out if this is user error or if I need to return my radio.
My understanding of squelch is that when the received signal ...
1
vote
1answer
153 views
Reception for FM stations is offset, but AM stations aren't
I have a Realistic STA-78 AM/FM Stereo receiver I recently rescued from my grandmother's attic. It hadn't been played in a while, but it appears everything is in working order except the FM dial. It's ...
1
vote
1answer
223 views
Kenwood TS-440SAT Button Bounce or error code?
I was given a TS-440 that was lightly used. Being old it does need some work. This week I am doing the "Button Bounce" fix. Several of the buttons were bouncing so I pulled the component and ...
2
votes
1answer
3k views
Baofeng UV-B6 transmits no audio
I have this Baofeng UV-B6 (the same as B5), and after using CHIRP a few times, transmission stopped working. In fact, it starts transmitting, but no voice is sent whatsoever — dead carrier. RX works ...
1
vote
1answer
607 views
What denotes no RF output in SSB and CW? [closed]
I have that problem currently with my HF transceiver: no power output at all in SSB and CW, no matter which band / Frequency, but everything is ok in AM, FM and RTTY...
There is also a big difference ...
2
votes
1answer
970 views
Kenwood TM241A making weird transmissions
I just got a used Kenwood tm241a.
It was working fine on my friends antenna until I took it home and hooked it up to a used Larsen nla-mm antenna I bought at a ham-fest.
It seemed to work fine on ...
