[ARC5] What the heck is a "1/2 harmonic Q-5er?

Kenneth G. Gordon kgordon2006 at frontier.com
Sun May 10 18:32:03 EDT 2020


On 10 May 2020 at 20:05, Hubert Miller wrote:

> No - you're right, that's the way it has to be, regardless of what the dial says. 
> You need at the BC-384 either  915 + 85  or 915 - 85 kcs.  Which means you need 1000 or 830 kcs. 
> The BC-453 has to generate either 500 or 415 kHz. It does that when it is tuned to 500 - 85 or 415 - 85 
> and that means dial = 415 or 330 kHz. 
> Assuming the BC-453 osc is on the "high end", above F0. Which I think it has to be, to cover the 
> 200 - 550 kcs stretch with the size tuning cap.
> -Hue 

The BC-453's oscillator IS on the HIGH side.

Ken W7EKB


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