[ARC5] ARC-5 Double Conversion

[Kenneth G. Gordon]

On 12 Apr 2018 at 16:53, J Mcvey wrote:

> Can I just heat up the wax and slide the coil on the form?

No. The work required is more difficult than that.

FYI, Aircraft Radio Corp experimented with doing something very similar to Jeep's method 
after WWII. There is an article in ER Mag about this.

> An old-timer gave me a BC-459 in rough shape. it was heavily modified. One of 
> the mods was that all of the IF's were changed to the 85 KHZ cans and I suppose 
> the LO was modified to accommodate them.
> I'm thinking pulling the cans and coils and swap them into a working BC-459 to 
> see what happens...

Good idea.

Selectivity will be vastly improved, but image response may suffer a bit. The image will be 
only 170 kHz away, so if it is strong, it will bleed into the main signal.

Ken W7EKB

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