[ARC5] HF Converter - feeding mixer with a square wave?
MICHAEL ST ANGELO
mstangelo at comcast.net
Thu Mar 17 14:38:18 EDT 2022
Bob,
Enjoyed that article and the one about the Si5351 Quadrature oscillator. Have the tried feeding the Si5351 to the SA612 instead of an Epson? It gives the the ability of easily changing frequency.
The SA612 and Si5351, what a pair for experimenters.
Mike N2MS
> On 03/17/2022 1:05 PM Robert Nickels <ranickels at gmail.com> wrote:
>
>
> On 3/17/2022 11:10 AM, Phillip Carpenter wrote:
> > Can you please share the circuit diagram of your universal converter board that you used with the BC-453 receiver?
>
> I've added an article about it to my website: https://tinyurl.com/mrj7rndd
>
> The 4.7uH/100pF values shown work for 40 meters, or calculate your own -
> I use a 10uH fixed inductor and 150-180pf capacitor for 75-80 meters.
>
> 73, Bob W9RAN
>
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