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ZxSpectrum emulator on ESP32 "ESPectrum"

MikeC   02 Jun 2024   (13)
Articles
24 Jul 2024 21:14

Simple XR2206 function generator for self-assembly - Made in China - Review

CMS   10 Apr 2018   (18)
Articles
16 Jul 2024 09:37

W1209 thermostat, test, opinion, applications

TechEkspert   19 Apr 2018   (61)
Articles
16 Jul 2024 08:06

ESP32 and touch display - tutorial part 3 - interactions, games and fun

p.kaczmarek2   05 Jul 2024   (0)
Articles
05 Jul 2024 23:24

Radio from the kitchen of communist Poland - Unitra, Ludwik DMT-408 - gallery, interior, diagram

p.kaczmarek2   11 Sep 2023   (31)
Devices Teardown
05 Jul 2024 11:36
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IR signal theory, format, timings, capture in Flipper Zero, raw recording

p.kaczmarek2   30 Jun 2024   (20)
Articles
04 Jul 2024 10:51

Soviet Agat computer - is it a failed copy of the Apple II?

andreyatakum   06 Jun 2024   (24)
Articles
30 Jun 2024 05:53

ESP32 and touch display - part 2 - how to draw pixels, lines, shapes, performance issue

p.kaczmarek2   24 Jun 2024   (6)
Articles
27 Jun 2024 17:36
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Reverse engineering and LED lamp actuation on the SM15155 chip (similar to WS2812B), datasheet

p.kaczmarek2   16 Jun 2024   (2)
Articles
22 Jun 2024 21:21

Arduino R4 WiFi and ArduinoHttpServer - fixes, launch, examples of use

p.kaczmarek2   18 Aug 2023   (12)
Articles
11 Jun 2024 19:37

Wemos D1 ESP8266+DHT11 weather station with charts part 2 - Flash memory recording

p.kaczmarek2   06 Jun 2024   (2)
Articles
06 Jun 2024 14:01

Hard disk drive electronics from 40MB to 10TB

TechEkspert   06 May 2024   (26)
Devices Teardown
03 Jun 2024 16:54

"Superior Detector" - another version

krzbor   09 Mar 2024   (5)
Articles
02 Jun 2024 22:17

How to connect two wires together?

ghost666   01 Nov 2019   (58)
Articles
25 May 2024 19:25

What interesting things are you building on ESP8266 ESP32 - ESPHome? (many links inside)

gulson   29 Apr 2024   (19)
Articles
22 May 2024 14:56

Salae 24MHz logic analyzer for 10$ - analysis of an unknown LED display protocol

p.kaczmarek2   12 Feb 2024   (7)
Articles
13 May 2024 10:12

Old Polish radio Amator 2B stereo (DSS201) - schematic diagram, gallery

p.kaczmarek2   06 May 2024   (19)
Devices Teardown
11 May 2024 08:33

High temperature measurement - thermocouple with MAX6675 - connection and communication protocol

p.kaczmarek2   05 May 2024   (6)
Articles
10 May 2024 13:48

Running the HD2015 display/button controller after reverse engineering, comparison with TM1650

p.kaczmarek2   07 May 2024   (0)
Articles
07 May 2024 22:23

Can you install more RAM than your motherboard supports? Let's test!

p.kaczmarek2   26 Mar 2024   (58)
Articles
23 Apr 2024 18:26

Fuse explosion - as a warning

TechEkspert   31 Mar 2024   (33)
Video Tutorials
23 Apr 2024 07:33

How to fix a smart device that is chirping, squeaking and making strange sounds?

p.kaczmarek2   09 Jun 2022   (10)
Articles
19 Apr 2024 07:36

Homemade replacement for the processor paste

ghost666   01 Apr 2020   (51)
Articles
16 Apr 2024 18:05

Wemos D1 "Arduino" and DHT11 - a simple weather station with graphs on the website

p.kaczmarek2   10 Apr 2024   (17)
Articles
12 Apr 2024 12:41

Oscyloskop DSO150 firmware - This board is FAKE !

blady-brs   13 Sep 2017   (54)
Articles
31 Mar 2024 20:09

Automatic backup - rclone - sample script - how to protect yourself against file loss?

p.kaczmarek2   27 Mar 2024   (2)
Articles
30 Mar 2024 12:49

Interior of an old Polish radio receiver Ania R612 made by Unitra

p.kaczmarek2   15 Jun 2020   (52)
Devices Teardown
25 Mar 2024 08:23

Can AI read datasheets? Will ChatPDF help an electronics engineer?

p.kaczmarek2   01 Mar 2024   (11)
Articles
05 Mar 2024 16:22

Our IoT teardowns/templates list has reached 500 entries!

p.kaczmarek2   27 Feb 2024   (0)
News
27 Feb 2024 08:56

Test of YIHUA 926 LED II 120W soldering iron, compatible with 900M tips, soldering iron from the mot

p.kaczmarek2   29 Jan 2024   (6)
Articles
23 Feb 2024 21:35

AA Li-Ion battery charged with USB-C

mipix   16 Jan 2024   (31)
Devices Teardown
21 Feb 2024 00:29

Blitzwolf BW-MO2 mouse button interior cleaning and replacement

p.kaczmarek2   15 Jan 2024   (3)
Devices Teardown
25 Jan 2024 09:36

BSIDE ESR02 Pro tester, comparison of measurements with ESR70 and LCR-T4

p.kaczmarek2   05 Jan 2024   (6)
Articles
07 Jan 2024 19:10

Simple AM/FM radio - Lowry - CD2003GP and D2822A - SC3610D connectable

p.kaczmarek2   15 Aug 2023   (26)
Devices Teardown
13 Dec 2023 23:33

Arduino R4 WiFi and Joystick shield - your own wireless controller on WiFi

p.kaczmarek2   08 Dec 2023   (2)
Articles
09 Dec 2023 08:12

How to solder components off a motherboard without hot air? Two soldering iron method, SMD

p.kaczmarek2   03 Nov 2023   (12)
Articles
18 Nov 2023 20:28

First start with SiPEED M1S DOCK module - AI+IoT RTOS_Linux All-Round Module

p.kaczmarek2   06 Nov 2023   (14)
Articles
15 Nov 2023 12:10

Arduino R4 - DAC tutorial, i.e. we generate a sine wave and play a melody

p.kaczmarek2   10 Nov 2023   (4)
Articles
13 Nov 2023 10:45

Old Polish radio - Unitra Sudety R-208 - interior, gallery, diagram

p.kaczmarek2   06 Oct 2023   (15)
Devices Teardown
09 Oct 2023 14:32

Arduino R4 WiFi - simple DIY WiFiManager - pairing with network, saving passwords in EEPROM

p.kaczmarek2   04 Sep 2023   (0)
Articles
04 Sep 2023 08:29

Arduino R4 WiFi - how to display text on matrix display? DIY LedMatrix Font

p.kaczmarek2   22 Aug 2023   (0)
Articles
22 Aug 2023 10:38

Arduino R4 WiFi and Multi Function Shield - we port the library to R4, FspTimer

p.kaczmarek2   21 Aug 2023   (0)
Articles
21 Aug 2023 21:36

Windows 10 and rsync, the efficient and fast way to back up our data

p.kaczmarek2   04 Aug 2023   (11)
Articles
06 Aug 2023 13:23

He gave me a PWM z Alliexpres regulator, max 60V i 20A

ArturAVS   31 May 2023   (10)
Articles
24 Jul 2023 20:49

AA Battery Test - which are the best? Which are profitable? Which are you overpa

bestler   29 Nov 2021   (53)
Topics of the week
03 Jul 2023 09:13

Inside a car radio, running LCD with PT6523 on Arduino

p.kaczmarek2   10 Jun 2023   (9)
Devices Teardown
19 Jun 2023 18:13

HT16K33 alphanumeric LED display module 14 segments 4 characters - protocol, Ard

p.kaczmarek2   18 Jun 2023   (0)
Articles
18 Jun 2023 21:08

The inside of the UNIQUE 125kHz key copier

TechEkspert   03 Jun 2023   (6)
Devices Teardown
04 Jun 2023 10:08

OpenBeken and TuyaMCU dimmer - configuration guide/tutorial

p.kaczmarek2   07 Jun 2022   (66)
Articles
03 Jun 2023 09:50

HK32F030M - Chinese ARM for 15 cents

piotr_go   25 Sep 2020   (60)
Articles
02 Jun 2023 04:03
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