i have found this on maplin.co.uk product code vy04e i want it to be able to switch my computer on remotly using the keytones (DTMF) from a fone. how easy would it be to get to work and what all would nee dto be done to get it to switch on power supply???
A circuit that converts a contiuous singnal into a single pulse and then sends another pulse when the signal stops, connected to a relay of somekind connected to your MoBo