Latest: Needs some hiss removing from the sound still. It wants to be included I think. YouTube video done. See the MkII Rover, last tab on the home page.


Please contact for info or discussion.

Also see 'Villagers (Strangely at Rhyme)' poem on the Stash of Gems tab. 

Replica creature in the TV series The Prisoner.


YouTube video

YouTube demo video, first idea 





Balloon with car tyre valve fitting:



Most of the circuit: 






This uses the same transmitter as the Animal Welfare RC Trap:



Board pushes onto keypad pins



No power switch is needed - quiescent current is negligible. A key press switches on the power supply and provides a code for the microcontroller to recognise the key selected.