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’70s Intercom Raspberry Pi Multi-room Audio Mod: Home Reautomation

by Lambert Varias
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Imgur member cpostier’s house has a Nutone 2090, a 1960s to 1970s home intercom system that doubles as a multi-room AM/FM radio. Cpostier wasn’t interested in its primary function, but he wanted to update the system’s audio capabilities. A Raspberry Pi and a PiTFT let him convert the master station from this…

nutone_2090_raspberry_pi_mod_by_cpostier_1zoom in

…into this:

nutone_2090_raspberry_pi_mod_by_cpostier_2zoom in

The Pi is running Kodi and a weather app on top of Raspbian. Cpostier also replaced the master station’s wires and outlet, added an amplifier and changed the speakers in both the master station and the remote stations.

nutone_2090_raspberry_pi_mod_by_cpostier_3zoom in

nutone_2090_raspberry_pi_mod_by_cpostier_4zoom in

Here’s cpostier’s full build log:

Intercom Project

I’m sure the speakers won’t impress anyone, but since they cost $15 (USD) per pair I wouldn’t be surprised if the whole project cost cpostier less than a single Sonos or Bose speaker.

[via Hack A Day]

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