Do you have a schematic and parts list that will work? It needs to be small and light weight.Thanks.Although I doubt it will need to recognize anything but the presence of a shout, the word will probably be "PULL"
Microphone amp triggers 555 astable which drives relay. Duty cycle adjusted as necessary to meet conditions.
Thread starter | Similar threads | Forum | Replies | Date |
---|---|---|---|---|
2 | PIR sensor to activate a voice activated circuit | Sensor Design & Implementation | 24 | |
M | Voice Activated Christmas Lights | General Electronics Chat | 5 | |
W | Voice Activated switch | General Electronics Chat | 3 | |
G | voice activated relay | General Electronics Chat | 1 | |
S | Simplest voice activated car ignition | General Electronics Chat | 4 |
by Duane Benson
by Jake Hertz