Honeywell Ademco 748 119Db Dual Tone Review

Copes with its task, solid design. One thing I didn't like and it's not the siren's fault > After installation I found that I couldn't turn off the beeps for only the external siren. Every time you open a door, window, arm the system, etc., it beeps very loudly from the outside. I contacted the security company and they said there was nothing they could do.

Loud angry siren! I just received this for installing a client addon. The customer wanted to hear the siren inside the house, and they can definitely hear it from over 200 feet away! I definitely recommend this device! uses 12v 1.2 amp power. It also has a normally closed tamper switch on the back of the device. There are five wires coming from the back of the device. Common/ground, red for trill, yellow for continuous tone, and two white wires for tamper. The tamper switch works like this: It…

I tested the resulting siren with a voltage regulated benchtop DC power supply, which told me the current drawn at various test voltages. The siren produced both continuous and trilling tones at all voltages I tested - from 4V to 14V. The attached data sheet states the rated voltage at 12V DC with a maximum current of 1.2A at that voltage. I don't have a sound level meter, so I didn't measure the sound level at different voltages, but the tone at 14V was definitely louder than at 4V. The wobble