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- FT726.1
-
- de ON4KVI @ LX0PAC
-
- To improve the Auto-doppler control on my 726R which has 20hz steps, I
- installed a 555 multivibrator circuit across the tuning switch which shorts
- the line 2 times a second.
-
- It now pulls the circuit into tune from 300 hz either side.
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- W9ODI