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4 Projects tagged with "rotary dial"

 
474
9
6
Average power supply, driven by a rotary dial, lot of TTL ICs, metal can transistors and vintage components
Project Owner Contributor

Overly complicated laboratory power supply

jaromir.sukubajaromir.sukuba

153
1
2
When you enter the correct code on the rotary dial a box will open and you can hide your stuff, with nixie dial feedback!
Project Owner Contributor

A Rotary Dial, Stepper Actuated Safe w USSR Nixies

iSaxiSax

4.5k
15
14
Yet another Bluetooth to Plain Old Telephone adapter. This one drives existing phone lines so you don't have to modify the phone.
Project Owner Contributor

Blue POT

Dan JulioDan Julio

1.3k
10
11
Various DIY telephone exchange machines, large and small
Project Owner Contributor

Telephone exchange from scratch

dearuserhrondearuserhron

Going up?

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