Transformer part ID please

Adrian Graham witchy at
Sat Jan 21 15:46:32 CST 2017

On 21/01/2017 21:08, "Chuck Guzis" <cclist at> wrote:

> On 01/21/2017 12:43 PM, Adrian Graham wrote:
>> Hi folks,
>> Does anyone know what this is? It's obviously a transformer coil(s)
>> but image search and googling those markings produces nothing:
>> It's taking and giving +5V but I'm sure it should also be producing
>> another voltage...
> The marking identifies it as a Mullard ferrite core (LA4543) but says
> nothing about how it's wound.

I kinda hoped it was a stock part given that everything else in this machine
is right off the shelf or at least appears to be...


Binary Dinosaurs creator/curator - the UK's biggest private home computer

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