Above circuit is an fire alarm circuit which build using a fire alarmsensor component and sound generator component. With simple and cheap component, you can build this circuit for low cost.
The termistor is a fire detector sensor and the NE555 is an audio frequency generator which will resulting the sound of alarm from the speaker.
Electronics Online:'Fire Alarm Circuit with Thermistor and NE555' was posted under category: Schematic Diagrams. Tags: fire alarm circuit, fire alarm schematic, fire sensor, termistor, thermal sensor, thermistor, thermistor circuit, You can follow any responses to this Fire Alarm Circuit with Thermistor and NE555 Electronics Online through the RSS 2.0 feed.
Posts related to Fire Alarm Circuit with Thermistor and NE555:
Two Zone Intruder Alarm circuit This is a two-zone alarm which featured with automatic exit, entry and siren cut-off timers. The circuit will activate the alarm if any intruder entering the zone/room. When you move SW1 to the Set position - you have about 30 ...
Cpu Cooler Failure Alarm The device is designed to beep when you stop the fan that cools the CPU PC (ie, cooler). The indicator is included in the break cord fan, the size of the PCB 40x32.5 mm (fits into a matchbox). Schematic diagram ...
Rain Alarm For some areas that are facing the rainy season like in my place, this Rain Alarm circuit project might be a little helpful to give warning that there will be rain. This is helpful, for example if you are inside ...
Anti Theft Alarm This anti theft circuit uses timer IC 555 to produce the sound. The alarm will keep "silent" when the thin wire is connected the pin 4 of IC to the ground. When the thin wire is broken, the alarm will ...
555 Sound Generator circuit Sound generator circuit build based on 555 timer IC. This 555 circuit has a flip-flop circuit too, so there are will be 2 kind of outputs, that are a sound output and two blinking LED. Parts list: R1, R7 = ...
One Response to “Fire Alarm Circuit with Thermistor and NE555”
No. 1 — September 13th, 2011 at 1:41 pm
nice