![Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile](https://ae01.alicdn.com/kf/HTB1bqsGKVXXXXXbXpXXq6xXFXXXu.jpg_640x640Q90.jpg_.webp)
Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile
![My first self-designed PCB. Main board of a multi-purpose Nixie display using ATmega328p for controlling the lamps. I just soldered it together and I'm super excited. I'll be testing tomorrow. I hope My first self-designed PCB. Main board of a multi-purpose Nixie display using ATmega328p for controlling the lamps. I just soldered it together and I'm super excited. I'll be testing tomorrow. I hope](https://preview.redd.it/j8x5hp8vzr981.jpg?width=640&crop=smart&auto=webp&s=37b0e5d0decb44ea78c3d6738d03fa79d34143d4)
My first self-designed PCB. Main board of a multi-purpose Nixie display using ATmega328p for controlling the lamps. I just soldered it together and I'm super excited. I'll be testing tomorrow. I hope
![Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile](https://ae01.alicdn.com/kf/H8f15dcd566e3466daec18776b614a5adE/Raspberry-Pi-GPIO-232-Expansion-Board-LED-Nixie-Tube-485-232-UART-Keys-Multifunction-GPIO-Extension.jpg)
Raspberry Pi GPIO-232 Expansion Board LED Nixie Tube 485 232 UART Keys Multifunction GPIO Extension Board for Raspberry Pi 4 3B+ _ - AliExpress Mobile
![Amazon.com: Socket for Nixie Tubes IN-12A, IN-12B, IN-15A, IN-15B, IV-22, New 6 pcs : Industrial & Scientific Amazon.com: Socket for Nixie Tubes IN-12A, IN-12B, IN-15A, IN-15B, IV-22, New 6 pcs : Industrial & Scientific](https://m.media-amazon.com/images/I/91F+Rflfk5L.jpg)
Amazon.com: Socket for Nixie Tubes IN-12A, IN-12B, IN-15A, IN-15B, IV-22, New 6 pcs : Industrial & Scientific
![My first self-designed PCB. Main board of a multi-purpose Nixie display using ATmega328p for controlling the lamps. I just soldered it together and I'm super excited. I'll be testing tomorrow. I hope My first self-designed PCB. Main board of a multi-purpose Nixie display using ATmega328p for controlling the lamps. I just soldered it together and I'm super excited. I'll be testing tomorrow. I hope](https://i.redd.it/ltdfoz0vzr981.jpg)