IN-2 Binary Nixie Clock - Assembly Instruction 1. PH9 - 1 x 3 pin angled, male 2. PH3 - 1 x 3 pin, female, 3 mm high! 3. PH4 - 1 x 4 pin, female, 3 mm high! 4. PH1, PH2, PH5, PH6 - 1 x 14 pin, female 5. PH7, PH8 - 1 x 15 pin, female, Arduino Nano socket 6. PH11, PH12 - 1 x 12 pin, female, Particle Photon socket 7. PH10 - 1 x 5 pin, male, RTC module socket 8. VIN power connector, CON1 - DHT22 sensor connector 9. Tubes socket assembly 10. Spacers M3-20 mm 11. Soldering 12. Cutting 12. Module installation