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Turn your doorbell into a vicious guard dog alarm! Watch the video then buiild your own and protect your home and family.
1. Recording Module2. Wireless Audio/Video Transmitter and Receiver3. Standard 12V Relay4. Standard 50V Rectifier5. N4001 Diode
Following the schematic, make the connections between the rectifier, diode and relay. You will need to bench test your relay to determine the input and output connections as ...
Remove the playback button on the recording module by bending back the two tabs on the back.Solder the two connections coming from the rectifier to the playback contacts.Pick ...
Run the sound effect of your choice and press the recording module button to record the sound to the module. I used this one and edited it a ...
Plug an audio cable into the cable your soldered to the recording module. This is also the output as well as the input. Connect it to the Wireless ...
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