Before delving into expensive replacement, have you done enough
troubleshooting to confirm the driver IC is bad ? Those devices are pretty
robust, and because they are bipolar (not CMOS), they are not susceptible
to ESD damage. You would have to have a rather disastrous event to zap the
UHP481 on eBay right now... at a price...
https://www.ebay.co.uk/itm/UHP481-SemiConductor-CASE-DIP16-MAKE-SPRA/164238975574
On Tuesday, 9 February 2021 at 13:15:22 UTC Ryan B wrote:
> There is one for sale on ebay right now. I don't know if it is worth it to
> you to buy one just to
There is one for sale on ebay right now. I don't know if it is worth it to
you to buy one just to cannibalize the ICs for another...
https://www.ebay.com/itm/Heathkit-GC-1093-Vintage-Digital-Clock-Tested-/154322501862?_trksid=p2349624.m46890.l49292
Ryan
On Monday, February 8, 2021 at 8:01:09
Hi
Perhaps a couple of SN75468 but the pin outs are different so you will
need a small adapter board. Or just discrete parts, again on an adapter.
Grahame
On 08/02/2021 15:38, 'orange_glow_fan' via neonixie-l wrote:
Hi
I need suggestions on finding a way to replace the hv driver IC's for