[AMRadio] looking for MB-28ba modulator circuit

Larry Szendrei ne1s at securespeed.us
Thu Apr 25 07:29:09 EDT 2013

On 4/24/13 8:42 PM, the grinners wrote:
> Good afternoon ,
> I have found a MB28ba mod andpsu for my Ta12,
> it has some missing parts but can be rebuilt with some help
> I am looking for
> a circuit
> and the plus to connect it to the the transmitter,
> would appreciate any help
> Thanks Ross ZL3dc

I will scan the schematic and Email it to you later today.

A nicely-built reproduction of the connector plug that fits the TA-12 is 
available from Robert Downs WA5CAB (or at least was as recently as last 
December when I purchased one from him).


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