Parts for Nixie IN18.5 Capacitors 2 - 2.2 uF, 350V (electrolytic) 1 - 1,000uF , 35V (electrolytic) 2 - 100uF - 220 uF, 25V (electrolytic) 3 - .01uF (103) (ceramic) 1 - 10 uF, 6.3 - 10V (electrolytic) Diodes Miscellaneous 1 – Piezo Buzzer 2 - 1N4007 4 - push buttons 3 - 1N4001 53 – nixie pin sockets 1 - Rectifier Bridge 25V #512-2KBP01M 1 - 5V regulator 7805 1 – Heat sink IC Sockets 2 – test tubes 1 - 16 pin 1 - solder-in fuse 1 - 28 pin 1 - Red led 5mm Transistors 6 – RGB leds or 6 blue leds 3mm 7 - MPSA44 (NPN) 5 - neon lamp (4 colons, 1 indicator) 7 - MPSA92 (PNP) 3 - four pin jumper 2 - 2N3904 (NPN) Transformer - 120V/240V prim., 2 - 6.3 V sec Wire & connectors, coated wire Resistors (1/4 Watt, unless otherwise noted) Chips 6 - 47K ( yellow purple orange ) PIC18f26k20 2 - 10K ( brown black orange ) 74141 or equivalent 5 - 2.2K ( red red red ) 1 - 220K (red red yellow ) Battery backup (option) 1 - 1K ( brown black red ) 1 – 1,000 uF, 6.3V 1 - 1M (brown black green) 1 - nine volt battery clip 8 - 100K ( brown black yellow ) 1 - 5VDC relay 1 - 470 ohm ( yellow purple brown ) 2 - 1N4001 diode 1 - 220 ohm , ½ W (red red brown) 1 -10K resistor 7 - 33K (orange orange orange) 1 - 78L05 regulator 7 - 470K (yellow purple yellow) 1 – miniature led 4 – 100 ohm 4 - 120K