[sdiy] 4 channel mixer of signals with frequencies between 2Mhz and lower.. any circuits available.. ??

[Gordonjcp]

On Thu, Oct 19, 2023 at 01:39:44PM +0000, Mike Bryant wrote:
> Especially if you put all four coils on a ferrite rod.  I assume they still make those even though AM radios aren't as common as they used to be.

I bought a couple recently to make baluns for a couple of Carolina Windoms, so yes, they are.

-- 
Gordonjcp