The 4 LED temperature indicator circuit discussed here is very useful for getting a visual information regarding the state of temperature which is to be monitored. Circuit Operation In the […]
Search Results for: amplifier
Simple Shadow Sensor Alarm Circuit
This shadow detector circuit operates using two LDRs and effectively detects the difference between the light levels and triggers a loud audible warning siren. In circuits which uses a single […]
Simple ESR Meter Circuit
The post discusses a simple ESR meter circuit which can be used for identifying bad capacitors in an electronic circuit without removing them practically from the circuit board. The idea […]
Self Optimizing Solar Battery Charger Circuit
The post discusses a simple IC 555 based self optimizing solar battery charger circuit with buck converter circuit that automatically sets and adjusts the charging voltage in response to the […]
Heart Rate Monitor Circuit
In this article we comprehensively discuss a relatively accurate electronic heart rate sensor circuit processed by a few discretely wired opamp circuit stages, and subsequently we’ll learn how this can […]
How to Convert a Low Power Inverter to a High Power Inverter
Here we learn about a couple of simple circuit configurations which will convert any low power inverter to a massive high power inverter circuit. You’ll find a plenty of small […]