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bobu

General purpose engineer.

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This user joined on 02/12/2021.

My Projects

Try an analog method

Voltage controlled oscillator

Use an oscilloscope and a glass diode to test RF emission from a car remote

Test car remotes with a scope

Trying to get a 455kHz sweep signal out of a PIC MCU

IF sweep from PIC16F18345 NCO

A really old project with 4 TIL311 displays

TIL311 debug display

Use lazy concurrency in TinyGo to blink LEDs. Sleep without blocking.

TinyGo blinks LEDs concurrently

Make 2-phase PWM to drive a transformer power supply circuit

2-Phase PWM with ATMEGA328P

View all 7 projects

Projects I Like & Follow

A tiny low voltage tube guitar amp!

The Milli-Amp

kris-slyka Kris Slyka

Hackaday Prize 2019

Very new chip by Microchip(Atmel) ATmega4809 has a very unique CPLD like logic and also promised to be applied to next Arduino, why not try!

ATMega4809 developing board project

Fully open source remote control for common electric skateboards using the NRF24L01+

Open esk8 Remote - v1

timo-birnschein Timo Birnschein

The 2018 Hackaday Prize

A convenient adapter to view the electrical grid waveform through your PC's sound card.

Grid-2-Audio

david-scholten David Scholten

a hardware sampler based on the raspberry pi running bare metal (so no Linux)

openSampler

A version of the classic arcade game Asteroids using a laser projector running on the ESP32.

Laser Projected Asteroids on the ESP32

chris-g Chris G

2021 Hackaday Prize

A new kind of Jerry can for water transport for rural areas that ease the pain for the person carrying the load with lower cost.

Anteneh’s Jerry Can

anteneh-gashaw Anteneh Gashaw

Resto-Mod Dungeons and Dragons Digital Dice Tower based on a 1975 Bell & Howell IMD-202 Digital Multimeter

1978 "Heathkit" D&D Digital Dice Tower

john-anderson John Anderson

Aiming for a low cost but high quality way of copying from super 8 cine film to a modern digital format.

Super 8 digitiser

themekon The_Mekon

Two digit (8 bit) hex display using a PIC16F18446 microcontroller

Dual 7 Segment Hex Display Module

john-lonergan John Lonergan

ARM based Motion Controller for CNC, 3D-printer, Laser-cutter,.. 6 Axis, Helical, S-Profile

Mooov Motion Controller

pascal-roobrouck Pascal Roobrouck

Would you like a quality stereo microscope for your hobbies, but you can't afford or justify the cost of a new one ? I have a solution.

Stereo Microscope For Around $100 !

Tiny audio PCBs

Yummy AD/DA Cookie

garygru GaryGru

A Maximally 3D-Printed SCARA Arm for the Budget Maker And Software To Make It Tick!

jSCARA

jordan-poles Jordan Poles

Mini UPDI Programmer (jtag2updi) for megaAVR and tinyAVR Microcontrollers based on ATtiny1604

Mini UPDI Programmer Stick

stefan-wagner Stefan Wagner

Open source near-field probes for EMC precompliance testing

Open Field Probe

jeremy-ruhland Jeremy Ruhland

Automatic Turn On After Power Up for Teufel Audio Receiver and Subwoofer

Audio Receiver & Subwoofer - Auto On

6 channel wave synth, Teensy 3.2 and Audio Board

Binaural Beat Synthesizer

View all

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