Fire alarm design with thermistor and astable multivibrator

Thread Starter

christw16

Joined May 31, 2018
21
Here is the basic circuit diagram for a switch alarm.
If I want to take off the switch, and replace a 10k thermistor in it
How should I do?

Thank you so much !
upload_2019-5-16_23-12-11.png
 
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