DIY ECG with 1 op-amp
DIY

DIY ECG with 1 op-amp

A DIY ECG made from single op-amp (LM741) and 5 resistors by Scott Harden: I made surprisingly good ECG from a single op-amp and 5 resistors! An ECG (electrocardiograph, sometimes called EKG) is a graph of the electrical potential your heart produces as it beats. Seven years ago I...

Continue Reading
6.972
Views
0 Comments
Light and Dark Sensitive Switch
Control

Light and Dark Sensitive Switch

Light / Dark Sensitive Switch project is a simple project which operates a relay when the light falling on the LDR goes below or goes above a set point. Input - 12 V @ 50 mA Relay output - SPDT relay 2-in-1 kit, either as light sensitive kit or dark sensitive switch Onboard...

Continue Reading
4.830
Views
0 Comments
Get new posts by email:
Get new posts by email:

Join 97,426 other subscribers

Archives