Re: [neonixie-l] IN-12 dead time

2020-10-23 Thread David Forbes
I built a bunch of multiplexed clocks in 2001-4 using the 74141 chip, which the Russian chip is a copy of. I used various Burroughs and Philips tubes. I found that the multiplexing worked well on a PC board, with 100 microseconds to a millisecond of dead time before changing the binary value at

[neonixie-l] IN-12 dead time

2020-10-23 Thread Leonardo Lisa
Hello, I'm working on a IN-12 based nixie clock, the clock is based on k155id1 cathode driver and the 4 digits are multiplexed. I'm would like to know if some one has done some long term term test about multiplexing frequency and dead time between the turn on of each digit. Any suggestion or