If you are considering purchasing a Nixie tube clock kit you may be interested in a new Arduino project published by Doug Domke to the Hackster.io website ...

For those starting out in Arduino, there are tons of resources to get better acquainted with the community and the types of projects you can tinker with.

With the integration of the RA4M1 processor from Renesas, the UNO R4 adds a 32-bit microcontroller with up to 16x the clock speed, memory and flash storage. Based on an Arm Cortex-M4 core, the RA4M1 ...

It has almost similar specifications as the Nano's microcontroller, which features 16 MHz clock speed, 32 KB flash memory, and 1 KB EEPROM. However, it comes with a slightly larger SRAM of 2.5 KB.