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A provisional case

A project log for ZRTP Hardphone

A ZRTP Hardphone for secure voice communications

YagoYago 06/08/2014 at 10:250 Comments

A cardboard box

is free and easy to work with.

The box is turned the inside out, so it is possible to write things on it.

All the human interfaces are in place now. That was easy and fun to mess with. 

Hook made with cork stopper and aluminum foil. All glued with cyanoacrylate.

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