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Denys Zaikin

Electronics enginner

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19 Following
3 Projects
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denys-zaikin
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This user joined on 01/21/2023.

1.2k
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Antenna for WiFi and Bluetooth based on shading of the second Fresnel zone (Fresnel diffraction).
Project Owner Contributor

Fresnel zone antenna (PCB)

denys-zaikinDenys Zaikin

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RF2126 module received from Amazon. It did not work for 2.4GHz as announced. So tuning was performed.
Project Owner Contributor

RF2126 module (amazon) tuning for 2.4GHz

denys-zaikinDenys Zaikin

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Design of the 12V battery inverter based on a 50Hz iron transformer (square wave).
Project Owner Contributor

Battery DC/AC inverter (12V 200VA)

denys-zaikinDenys Zaikin

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Very easy to repeat and inexpensive pocket-sized DIY thermal imager
Project Owner Contributor

DIY pocket thermal imager

ruslanRuslan

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My take on an Arduino based PIMD
Project Owner Contributor

Pulse Induction Metal Detector

agpcooperagp.cooper

10.5k
66
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An attempt to design and deliver universal and accessible radiaton analyser to be used in nuclear spectroscopy
Project Owner Contributor

Gamma PIN - Semiconductor Radiation Detector

marcin-wachowiakMarcin Wachowiak

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2k
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3D printed toroidally wound axial flux permanent magnet air core motor. 3DTAFPM?
Project Owner Contributor

3D Printed Axial Flux Motor

colby-johnsonColby Johnson

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I built a discrete UART reciever using transistors, resistors and LEDs for my school project. It contains ZERO ICs. And it works. :)
Project Owner Contributor

Analogue/discrete UART reciever

jol-de-kanterJoël de Kanter

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466
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Tracking the location of Bluetooth beacons using ESP32 and a home made 2.4 GHz directional antenna
Project Owner Contributor

Bluetooth Tracker

anonAnon

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Arduino Sketch for ESP32, using RC-Switch(c) library and the ESP32 RMT peripheral to emulate RF remote controls (433/315Mhz)
Project Owner Contributor

ESP32 RMT peripheral for radio remote control

abelAbel

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An all-analog circuit to drive a ringing intercom system
Project Owner Contributor

An intercom system from rotary telephones

thomasThomas

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DIY Audio Amplifier APEX PREAMP P30ZF
Project Owner Contributor

Audio Amplifier APEX PREAMP P30ZF，Utsource view

electroniclovers123Electroniclovers123

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A low power, bluetooth smartwatch made with a Casio watch casing.
Project Owner Contributor

Casio Smartwatch

huberttechhubert.tech

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Let there be music ... everywhere.
Project Owner Contributor

Arduino Radio

xtreme-techXtreme Tech

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An ESP32 audio player, coudl be a programmed to be a MP3 player, web-radio play, Alarm Clock, etc
Project Owner Contributor

ESP32 Audio Player

makerfabsMakerfabs

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Open source near-field probes for EMC precompliance testing
Project Owner Contributor

Open Field Probe

jeremy-ruhlandJeremy Ruhland

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Attach one headset to listen to both a UHF-CB and an air band radio and to transmit on either.
Project Owner Contributor

UHF-CB / Air Band Radio headset circuit

j-reynoldsonJ Reynoldson

608
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Simple Board that can be used as a Mouse Jiggler, a Rubber Ducky or a Caps Blocker.
Project Owner Contributor

CH552 Mouse Wiggler

stefan-wagnerStefan Wagner

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Open source LoRaWAN-based GPS tracker that fits into a rear bike light.
Project Owner Contributor

LoRaWAN Bike Tracker

jan-neumannJan Neumann

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315Mhz jammer with Menu
Project Owner Contributor

315MHz Jammer with Arduino and fs1000a

cifertechCiferTech

350
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Jam Glonass but not GPS or Galileo. So far I am thinking - 3 separate RF amplifiers with a circulator on the output of each one. 20W each.
Project Owner Contributor

glonass signal jammer

adam-quantrillAdam Quantrill

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