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Projects Miroslav Hancar likes and follows

236
117
8
A badge add-on that's a re-programmable remote for your TV or other IR-controllable device and a I2C-controlled IR blaster.
Project Owner Contributor

Remote Control SAO

ben-combeeBen Combee

4k
92
75
Another take on a DIY Geiger Counter, capable of alpha, beta and gamma detection, in a 3D printed enclosure.
Project Owner Contributor

Geiger Counter

dan-julioDan Julio

239
34
8
How to make an audio FFT spectrum analyzer on a 256x50 pixel VFD display.
Project Owner Contributor

Arduino FFT Spectrum analyzer on VFDdisplay GP1287

mircemkmircemk

3k
17
10
Yet another DIY electronic load project.
Project Owner Contributor

Dynamic Electronic Load

bud-bennettBud Bennett

974
14
16
a cute tiny infrared thermometer with -70 to 380 °C temperature range
Project Owner Contributor

Ultra Compact Infrared Thermometer

gokuxgokux

635
14
13
Configurable gain and bandwidth current sense amplifier. DC to 1MHz/100kHz bandwidth, at 25x/50x gain.
Project Owner Contributor

"High" Bandwidth - Current Sense Amplifier

jesse-farrellJesse Farrell

1.8k
12
9
Ethernet Switch, USB HUB, USB-Ethernet and USB-RS232 Adapter
Project Owner Contributor

Integrated HUB - Ethernet, USB, RS232

jesse-farrellJesse Farrell

3.5k
11
14
Rogowski coil current sensor using cheap shunt regulators as opamps.
Project Owner Contributor

TL431 rogowski coil current sensor

stephenStephen

976
11
10
An attempt to built a real spectrum analyzer
Project Owner Contributor

RF spectrum analyzer 3GHz

michal777michal777

631
10
11
Adding utility to a piece of 1970's test equipment.
Project Owner Contributor

Computer Control for an old Electronic Load Box

bharbourBharbour

1.9k
9
7
This was created to be a 4H project. The kids would learn to program, understand what a PWM signal was and how to solder
Project Owner Contributor

Analog meter Arduino Clock

hamblinjoehamblin.joe

3.3k
8
14
A quad OpAmp Makes a Buck Regulator
Project Owner Contributor

OpAmp Buck Regulator

aaron-lagerAaron Lager

133
7
6
A little class AB amplifier with low distortion
Project Owner Contributor

Amperra v1.0: The DIY Amplifier

toster92t.oster92

1.4k
5
3
Using CH334U DIY 4 ports USB2.0 Bub, made with kicad. pin-to-pin compatible FE1.1s.
Project Owner Contributor

Using CH334 DIY 4 ports USB2.0 Hub

kenny-taoKenny Tao

780
4
5
A compact PCB to monitor water levels via ultrasonic sensor, display data on OLED, and log via Zigbee; all built with ATMega328p and PTVO
Project Owner Contributor

Water Tank Monitor

nicolas-colomerNicolas Colomer

312
4
3
The inductance meter on the popular Arduino-like microcontroller.
Project Owner Contributor

InductoMeter

kasparsKaspars

97
3
2
Digital Isolator with isolated DCDC module to provide a selectable isolated output voltage. With STEMMA QT compatible connectors.
Project Owner Contributor

Smallest I2C Isolater with Power

per-simon-saalPer-Simon Saal

186
3
5
Simple waveform generator 1 Hz - 5 MHz and adjustable amplitude up to 3.3V. USB-C powered.
Project Owner Contributor

Simple Function Generator

gosGos

911
3
4
A linear CC-CV charger to handle various secondary lithium chemistries. Built with Op Amps and Comparators.
Project Owner Contributor

Op Amp Based Lithium Charger

roflhoffROFLhoff

273
3
4
A headless 62.5MS/s 10MHz bandwidth oscilloscope.
Project Owner Contributor

NewtScope One

schuyler4schuyler4

125
2
3
A half decent torch
Project Owner Contributor

GoodTorch

shrinath-nimareShrinath Nimare

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