This is a more sensitive version of the previous alarm. The buzzer can be exchanged for a relay and the transistor can be any general-purpose type like BC548.
Sensitive humidity alarm (CB22093E)
- Details
- Written by: Newton C. Braga
This is a more sensitive version of the previous alarm. The buzzer can be exchanged for a relay and the transistor can be any general-purpose type like BC548.
