http://www.decadecounter.com/vta/pdf/gc1092d_schematic.pdf

On Sunday, January 17, 2021 at 11:35:14 PM UTC+1 N9KTW wrote:

> Well I found another clock to work on, using SP352 displays........ It is 
> marked DIGITAL CONCEPTS CORP, EC102 electronic calendar clock.
>
> It uses 3 SP352's for a 6 digit display. A MOSTEK 5017BA chip to run 
> things. 
>
> The display doesnt light up, at all. In attempting to check voltages, I 
> cannot find any above about 125 (this seems VERY low for the panaplex 
> displays) I have been told that this is similar to a HEATHKIT GC1092d. 
>
> Anyone got any ideas, maybe a schematic for this guy?????
>
> T I A 
>
> de Howard, N9KTW
>

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