On Thursday, March 19, 2020 at 1:46:21 PM UTC-7, Pramanicin wrote:
>
> Hi folks....I have some RCA KD2127 IC's....these used to be supplied with 
> DR2000 numitrons as the driver IC. I can't locate a data sheet at the 
> moment, but probably a rebadged TTL driver of some form?
>
> If anyone is in need of some, then PM me.
>
> Cheers,
>
> (Pharma) Nick
>
 
Judging by the diagram in Figure 4 of

https://www.americanradiohistory.com/hd2/IDX-Service-&-Sales-IDX/Archive-PF-IDX/IDX/70s/Electronic-Servicing-1973-07-OCR-Page-0031.pdf
 


it is likely to be the same pinout as the 7447.

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