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Projects Miroslav Hancar likes and follows

59
40
Professional portable bench power supply with active PID voltage regulation, Art Deco design, and brass craftsmanship
Project Owner Contributor

Synapse - precision power supply in your pocket

clment-roblotClément Roblot

2.9k
15
26
Using capacitive sensing to measure the oscillation of a candle flame and converting it to a 1 Hz clock
Project Owner Contributor

Deriving 1 Hz from Candle Flame Oscillations

timTim

1.4k
11
17
This project re-purposes a cable as a voltage boosting device
Project Owner Contributor

Boosting voltage with a cable

craig-dCraig D

317
11
23
You can't be more accurate than Hertz himself
Project Owner Contributor

Absolute precision Hertz Display

danjovicdanjovic

1.1k
8
12
BJTs don't only work in the forward direction.
Project Owner Contributor

Unusual transistor operating regions

tim-williamsTim Williams

7
8
My idea is to build a small solar panel using 24 power transistors in a TO3 package.
Project Owner Contributor

SOLAR BJT charger SEE THE VIDEO

gfresourcesvideogfresources.video

1.2k
6
6
Desktop device that outputs a variable voltage whose value is controlled by the user.
Project Owner Contributor

Variable Voltage Controller

ghani-lawalGhani Lawal

325
6
4
Dual-channel smart lab power supply with ESP32, TFT display, encoder control, current sensing and OTA update support.
Project Owner Contributor

Smart Lab Power Supply with ESP32

nmeth-jzsef-lszlNémeth József László

756
5
6
A set of PCB watches on a 2-layer board featuring a PIC16 and 4-digit segmented LCD display.
Project Owner Contributor

Pair of PCB Watches

mattbart637mattbart637

352
4
3
The inductance meter on the popular Arduino-like microcontroller.
Project Owner Contributor

InductoMeter

kasparsKaspars

4
8
A portable 3-axis vibration analyzer built on the M5StickC Plus platform
Project Owner Contributor

Vibration analyser

vdivicv.divic

4
4
The Definitive Guide to Precision Power: Mastering the INA219 & INA226
Project Owner Contributor

Mastering the INA219 & INA226

puneet1984puneet1984

93
3
2
Smart amplifier fusing analog tone control with modern Arduino control - Bluetooth, headphone out & real-time spectrum in one compact unit.
Project Owner Contributor

Arduino Mini Amplifier

dilshan-jayakodyDilshan Jayakody

156
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 Isolator with Power

per-simon-saalPer-Simon Saal

297
3
6
An LCR meter capable of measuring battery internal resistance
Project Owner Contributor

LCR Meter

yjmwxwxyjmwxwx

3
2
An open source isolated precision constant current supply from 10nA to 400mA, particularly helpful for calibrating MetaShunt power profiler
Project Owner Contributor

High Dynamic Range Precision Current Supply

jake-wachlinJake Wachlin

3
3
A homebuilt electronic circuit breaker to limit the current on AC powered projects
Project Owner Contributor

Breaker....hardly even know her!

sean-bSean B

314
2
15
Cook your hot dogs and test your LEDs at the same time with this convienent, safe-ish LED tester!
Project Owner Contributor

100% "Safe" 120VAC LED tester

ian-dunnIan Dunn

2
2
A single stage high gain amplifier with optically coupled stabilization circuit.
Project Owner Contributor

High gain amplifier with LDR

marco-mMarco M

136
1
1
Measures up to two PT100 Sensors, shows on display, broadcast over MQTT, configure over AP
Project Owner Contributor

2-Channel PT100 Sensor

per-simon-saalPer-Simon Saal

1
1
Basic support of ST7920 128x64 displays through 3 wires. Uses hardware interface of stm32f103, to show pbm pictures.
Project Owner Contributor

ST7920 SPI library for STM32

mikhail-belkinMikhail Belkin

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