[600MRG] Automatic Antenna Tuning

Paul Signorelli w0rw1 at msn.com
Thu Dec 15 17:47:03 CST 2016


Thanks for all the tuning ideas.

Not having a Vacuum Variable Cap I went with the Variometer tuning method.

I got an old Tupper Ware shallow cake pan and wound about 8 turns around it.

Then I placed it in the middle of the 12 inch diameter loading coil.

Got the SWR down to 1:1.2 wow.

I will probably get a motor on the tuning shaft later.

Thanks.

Now on the air sending CW on 479.903 kHz.

2330z, 15 Dec.16.

73

Paul  wa2xrm

Colorado



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