27 Sep '14, 4pm

A 1920’s Doorbell is Upgraded with 2010’s Technology

A 1920’s Doorbell is Upgraded with 2010’s Technology

Unfortunately, the old wiring just didn’t hold up. The push button only worked sporadically. [Ben] ended up purchasing an off the shelf wireless doorbell. He didn’t want to have to stick the included ugly plastic button onto the front of his house though, so [Ben] had to figure out how to trigger the new doorbell using the nice metallic button. He used the macro lens on his iPhone to follow the traces on the PCB until he was able to locate the correct points to trigger the doorbell. Then it was just a matter of a quick soldering job and he had a functional doorbell.

Full article: http://hackaday.com/2014/09/27/a-1920s-doorbell-is-upgrad...

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