Computermuseum der Fakultät Informatik

Anita Mark 12 Innards 3(6)

One digit of the display.
Visible: 8 pairs of transistors, equals 4 Flip-Flops.
In addition 10 transistors, that means the cathode drivers for the 
Nixie tubes.
Matter pf price: Where is the BCD-to-Decimal-decoder? The SN-74141 did
not exist yet.

Below the upright posed display block:
A ring counter built from cold cathode relay tubes(Thyratrons).