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- Wed May 18, 2011 10:23 pm
- Forum: Kenwood Amateur Radio
- Topic: TR-7400A with PLL Light on
- Replies: 0
- Views: 2475
I recently acquired a vintage TR-7400A for running on APRS when I tried keying it up after making a cable and the PLL light came on. Any ideas of what components on the PLL circuits to look at? Thanks!