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Get QCX-20 in full working order #1

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opened 2020-08-13 11:40:32 -04:00 by scrape · 0 comments
scrape commented 2020-08-13 11:40:32 -04:00
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Resolve power output issue (intermittent extremely low output with corresponding high temp on finals).

Planned steps:

  1. Reheat all solder joints from BNC back to , finals including keying circuit.
  2. Check output.
  3. Revert turns count on L3 to minus 2 (instead of 3).
  4. Check output.
  5. Reduce L4 by one turn.
  6. Check output.
  7. Restore all toroids to original windings.

Reference: https://groups.io/g/QRPLabs/topic/72093273?p=Created,,,20,2,0,0::recentpostdate/sticky,,,20,0,0,72093273

Resolve power output issue (intermittent extremely low output with corresponding high temp on finals). Planned steps: 1. Reheat all solder joints from BNC back to , finals including keying circuit. 2. Check output. 3. Revert turns count on L3 to minus 2 (instead of 3). 4. Check output. 5. Reduce L4 by one turn. 6. Check output. 7. Restore all toroids to original windings. Reference: https://groups.io/g/QRPLabs/topic/72093273?p=Created,,,20,2,0,0::recentpostdate/sticky,,,20,0,0,72093273
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scrape (Rob French)
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Reference: scrape/shack-projects#1