IN-12 Nixie Driver

2 layer board of 1.46x3.21 inches (36.98x81.43 mm).
Shared on July 10th, 2016 13:02.

Driver circuit for IN-12 Nixie tube and K155ID1

Order board. Download. Permalink. Embed order link.

VectrexController

2 layer board of 1.81x1.74 inches (45.85x44.30 mm).
Shared on August 15th, 2015 14:18.

Controller circuit for Vectrex Arcade joystick + buttons

R1, R2, R5, R6 are 10K Ohm, R3, R4, R7, R8 are 3K Ohm,

Top connector 9-1 are for the cable going to the Vectrex.

• SV2 and LSP1 are ground connectors,

• SV1 are for the four buttons.

• Joystick switches are labeled on the left side.

https://github.com/mountaingoate/vectrex/blob/master/doc/misc/Diy_arcade.pdf

Order board. Download. Permalink. Embed order link.

555Demo

2 layer board of 3.02x1.52 inches (76.73x38.51 mm).
Shared on July 29th, 2015 02:01.

Demonstration circuits for 555 chip.

It implements an astable, a monostable and a bistable multivibrator using three 555 chips.

Order board. Download. Permalink. Embed order link.