humm hooked it back to the power supply, after a couple days of no power to it, and it receives fine today no squeal... has choppy/rasp modulation on transmit..
test equipment available digital and analog meters, sig gen, old scope,sig tracer
Search found 3 matches
- Sunday 15th Mar 2009, 10:39
- Forum: CB Radio Repair and Troubleshooting
- Topic: hr2510 squeals thru speaker
- Replies: 2
- Views: 7139
- Saturday 14th Mar 2009, 17:13
- Forum: CB Radio Repair and Troubleshooting
- Topic: hr2510 squeals thru speaker
- Replies: 2
- Views: 7139
hr2510 squeals thru speaker
Radio Make and Model: President Hr2510
PCB Number:
PLL Number:
Test gear available:
Symptoms: rf meter reads full scale squeal thru speaker, lcd dim like if transmitting
What is working:
What has been tried: unplugged antenna and mic. no change, checked supply voltage
Did it suddenly happen ...
PCB Number:
PLL Number:
Test gear available:
Symptoms: rf meter reads full scale squeal thru speaker, lcd dim like if transmitting
What is working:
What has been tried: unplugged antenna and mic. no change, checked supply voltage
Did it suddenly happen ...
- Saturday 10th Jan 2009, 16:00
- Forum: CB Radio Repair and Troubleshooting
- Topic: midland problems
- Replies: 1
- Views: 4888
midland problems
Radio Make and Model: midland 79-265 77-104xl
PCB Number:
PLL Number:
Test gear available: commnications monitor, signal gen, freq counter, oscilloscope, signal generator, DMM, analog meters, signal tracers... etc..
Symptoms:
no receive audio after microphone plug shorted on both radios
What is ...
PCB Number:
PLL Number:
Test gear available: commnications monitor, signal gen, freq counter, oscilloscope, signal generator, DMM, analog meters, signal tracers... etc..
Symptoms:
no receive audio after microphone plug shorted on both radios
What is ...