Catalog: Realistic Police Siren Kit | |
| depending upon construction. Closing a pushbutton switch will cause the siren to "wail" ... depending upon construction. Closing a pushbutton switch will cause the siren to "wail" ... | |
| A 9 volt battery will suffice for now. Pushbutton switch. A doorbell button works well, ... to points 1 and 2. 2. Connect your pushbutton (or wires to touch) between point 4 and ... A 9 volt battery will suffice for now. Pushbutton switch. A doorbell button works well, ... to points 1 and 2. 2. Connect your pushbutton (or wires to touch) between point 4 and ... | |
| like the yelping type (and get a tired pushbutton finger, too!), change C2 from 47 uF to ... like the yelping type (and get a tired pushbutton finger, too!), change C2 from 47 uF to ... | |
| for speaker, battery, siren and pushbutton. Use your imagination, and see how much ... for speaker, battery, siren and pushbutton. Use your imagination, and see how much ... | |
