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3 votes
1 answer
941 views

Frequency Display for Old Tube Radio

4 votes
1 answer
92 views

60kHz WWVB receiver help

1 vote
2 answers
60 views

Questions about a Realistic Pro-25 Scanning Receiver

3 votes
3 answers
83 views

Serial Inductors in Tuned Circuit - Elenco AM780K AM Radio Kit

0 votes
0 answers
44 views

FT-991A CODEC Microphone low volume on WSJTX

5 votes
2 answers
119 views

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6 votes
4 answers
1k views

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1 vote
1 answer
205 views

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1 vote
2 answers
55 views

Phase detection accuracy with USRP N210 and CBX-40

3 votes
2 answers
121 views

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3 votes
4 answers
3k views

Repairing a Tecsun PL-660

3 votes
1 answer
213 views

WWV interference all over the band!

2 votes
2 answers
1k views

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0 votes
3 answers
582 views

Where can I find a service manual for the TECSUN PL-660 to replace the failed circuit board flex cable myself?

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