“In this instructable I will show you how I made an Electromagnetic Field (EMF) detector with dual operational amplifier and 2 inductors. With this device you can hear for example how your TV or phone are working. The circuit is relatively simple. For me the hardest part was drilling the enclosure.”
Related Content
Related Posts:
- Stripboard Oscilloscope
- Operational amplifier AC amplifier
- A High Efficiency Buck Converter for 100W COB LED
- How to Make a 12V LED Breathing Light
- Accurate Acoustic Sensor – Sound Frequency to Voltage Converter
- DIY Current Meter Using Arduino
- Electric Vehicle EV Charger
- Cooling FAN Controller Using an LM35 (No MCU)
- Signal Conditioner for Sensorless BLDC Operations
- Battery Soldering Iron