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Trifilar toroid T401 continuity #qmx #toroid #troubleshoot #troubleshooting


 

On 17/10/2023 09:22, John R. Strohm wrote:
The voltage divider appears to be
A voltage divider with the output and T401 windings bypassed to ground by C406.
The ICs are switches, take no current, pass the bias to IC405, 406 inputs.

73 Alan G4ZFQ


 

I'll have to take another look at this. ?

On Tue, 17 Oct 2023 13:36:14 +0000, "Alan G4ZFQ" <alan4alan@...> wrote:

On 17/10/2023 09:22, John R. Strohm wrote:
>
> The voltage divider appears to be

A voltage divider with the output and T401 windings bypassed to ground
by C406.
The ICs are switches, take no current, pass the bias to IC405, 406 inputs.

73 Alan G4ZFQ





?

--
--John R. Strohm WB5YOO