Uploaded November 2024 | Updated September 2026, 2 weeks ago

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This mechanical TV is based of the Nipkow disk televisor that was considered the first broadcast TV. Assembled from basic 3D-printed parts it can be made as a weekend project. The electrical hardware needed is very commonly available so it can be built for under $50.

Sponsor links (affiliate):
Bambu Lab Xmas sale: link.bitluni.net/bambulXmas
3D Printer X1C combo: link.bitluni.net/x1c
Filaments: link.bitluni.net/filament

Project files including code and models: github.com/bitluni/MechanicalTV

Used parts (affiliate):
Nema 17 stepper motors: aliexpress.bitluni.net/nema17
Photoelectric Encoder: aliexpress.bitluni.net/encoder
N298L driver board: aliexpress.bitluni.net/N298L
UV Power Leds: aliexpress.bitluni.net/UVLEDs
A4988 Driver: aliexpress.bitluni.net/A4988
Variable Power Supply: aliexpress.bitluni.net/kjsPSU
5.5mm Barrel Jack: aliexpress.bitluni.net/screwBarrel
I used the TinyPico and the TinyS3 in my tests: unexpectedmaker.com/shop.html#!/TinyPICO/p/577111313
unexpectedmaker.com/shop.html#!/TinyS3/p/577100101

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