Could it have come from the FE 3501 or 3504, pictured on this page?: https://www.elektromuseum.de/wissen-funkwerk-frequenz-zeit.html
[image: Funkwerk Erfurt, Digital Straight Ahead Counter Type 3504 from 1961] On Wednesday, November 12, 2025 at 5:58:22 PM UTC-6 Oskar wrote: > I recently acquired this large 1MHz decadic counting unit but haven't been > able to find any datasheets for it. If anyone has information on how to get > it working, I'd really appreciate the help. > > /Oskar > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion, visit https://groups.google.com/d/msgid/neonixie-l/c6324bde-a9ad-401b-9b8f-a1d5c264874an%40googlegroups.com.
