[time-nuts] Re: Failed HP 58503A VFD Segments

2021-09-26 Thread Javier Herrero

Hello,

Since the display is quite similar to the 34401A one (and some other 
units of that era), it probably will use the same driver IC, SN75518


Regards,

Javier

On 26/9/21 21:03, ed breya wrote:
There should a number of types. I looked in the manual for my 
Gigatronics 7200, which has VFDs and is probably from the same era, 
and found they used NE594s.


Ed
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[time-nuts] Re: Failed HP 58503A VFD Segments

2021-09-26 Thread ed breya
There should a number of types. I looked in the manual for my 
Gigatronics 7200, which has VFDs and is probably from the same era, and 
found they used NE594s.


Ed
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