Dial-up tone spectrogram.
Previously:
Rotary un-Smartphone - photo
Tone generator - GIF
Coca-Cola telephone from the 1980s - GIF
1957 telephone selector - GIF
1973 ARPA network map - photo
Dial-up tone spectrogram.
Previously:
Rotary un-Smartphone - photo
Tone generator - GIF
Coca-Cola telephone from the 1980s - GIF
1957 telephone selector - GIF
1973 ARPA network map - photo
New plans added on 11/20: Click here for 2,589 plans for homemade tools.
nova_robotics (Jun 13, 2022)
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