Blog

• Box bellows 6-12-2011
• Arduino motor shield 30-1-2015
• Arduino floppy motor 31-1-2015
• Coil winding jig 7-2-2015
• Alternator 15-2-2015
• Arduino 12v motor 5-3-2015
• Arduino stepper 24-7-2015
• Alternator2 15-9-2015
• Windmill 23-3-2016
• Shed rebuild 19-7-2016
• Delay off 555 25-2-2018
• Ereader remote 2-4-2018
• Inamp 6-1-2021
• Smallest ac signal 11-10-2021
• Opamp 30-10-2021
• Battery charger 31-10-2021
• Segmented displays 22-12-2021
• Attenuate study 23-12-2021
• Doorbell openhab 17-9-2022
• Cable tester 21-9-2022
• Mystery pcb 6-10-2022
• Heated desk pad 12-10-2022
• Ad620 circuit from datasheet 1-1-2023
• Led test 1-1-2023
• Transistor test 1-1-2023
• Opamp amplify 2-1-2023
• Scope jittery 3-1-2023
• Highpass rc selection 7-1-2023
• Philishave 11-1-2023
• Opamp amplify 100 15-1-2023
• Typical lm358 ac 21-1-2023
• Opamp unity 22-1-2023
• Garden solar led 25-1-2023
• Lm358 comparison 27-1-2023
• Subcircuit study 8-2-2023
• Opamp unity lowpass 1st 11-2-2023
• Opamp unity lowpass 2nd 11-2-2023
• Opamp unity resistors 11-2-2023
• 50Hz notch filter 19-2-2023
• Battery rail splitter 19-2-2023
• Inamp ad620 basic 1-3-2023
• Ac offset 2-3-2023
• Inamp ad620 arduino single supply 2-3-2023
• Resistor threeway 6-3-2023
• Ad620 single supply 9-3-2023
• Clamping 9-3-2023
• Ad620 arduino 12-3-2023
• Reproducing fabecg 18-3-2023
• Project floating sine generator 22-3-2023
• Identifying transformers 25-3-2023
• Variable power supply analysis 9-4-2023
• Filter noise 20-4-2023
• Inamp ad620 basic2 23-4-2023
• Garden light orb 26-4-2023
• Washing machine motor aeg 24-5-2023
• Common emitter amplifier 31-5-2023
• Speaker 11-6-2023
• Bike wireless usb charger 15-6-2023
• Battery charger nicd 20-6-2023
• 10min alarm buzzer 1-7-2023
• Solar battery night led 24-9-2023
• Optocoupler 230v 29-9-2023
• Ac ac adapter 30-9-2023
• Analog devices tutorials 1-10-2023
• Non inverting opamp single supply 31-10-2023
• Laptop microphone input 8-11-2023
• Opamp level shifting 8-11-2023
• Pc arduino read ac 10-11-2023
• Ad620 arduino 12-11-2023
• Ad620 ecg 12-11-2023
• Ad620 rail to rail 16-11-2023
• Arduino serial mschart baud rate 22-11-2023
• Ad620 remove dc 25-11-2023
• Ad620 1mV 1Hz 27-11-2023
• Opamp level shifting 2 1-12-2023
• Ad620 opamp 9-12-2023
• Opamp potmeter 31-12-2023
• Opamp inverting x10 7-1-2024
• Ad620 ltspice experiments 22-1-2024
• Ad620 to ground 27-1-2024
• Siglent sdg1032x 27-1-2024
• Joule thief candle 17-3-2024
• Kitchen led driver 13-4-2024
• Boost converter 11-5-2024
• 555 voltage doubler 28-6-2024
• Duco connectivity print 3-7-2024
• Transistor common emitter amplifier 7-7-2024
• Transistor basic1 17-7-2024
• Stepper motor minebea 21-7-2024
• Ad620 amplify dc 27-7-2024
• Passive highpass 27-7-2024
• Opamp basics 28-7-2024
• Current state 18-8-2024
• Right leg drive 24-8-2024
• Arduino gpio input protection 28-8-2024
• Improved rail splitter 15-9-2024
• Ecg experiments 27-9-2024
• Maximum negative supply 29-9-2024
• Raspberry pi outdoor cam 9-10-2024
• Ecg final 1.0 4-12-2024
• Husqvarna chainsaw pcb 23-12-2024
• Ecg 22-2-2025