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dave mercer

Retired electronics engined

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dave-mercer
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This user joined on 04/01/2016.

33.3k
5.1k
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SST - ESP8266 WiFi Smart Thermostat based on Souliss IoT Framework
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SST - ESP8266 Smart Thermostat WiFi IoT ready

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An efficient and compact generator that can be coupled with wind turbines or water wheels to produce upwards of 100W
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8 GHz BW, up to 1 TS/s ET Sampling I have ceased active development on this project. Please don't ask.
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8 GHz Sampling Oscilloscope

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Sound Level Meter with Arduino IDE, ESP32 and I2S MEMS microphone
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Sensor platform for monitoring PH, Temperature, 02 absorption, and conductivity for Hydroponics Systems
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PH & Temperature Sensor to monitoring Hydroponics

brian-whartonBrian Wharton

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What you need to grade your scavenged cells for building balanced packs.
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Minimalist Li-Ion Discharger/Capacity meter.

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The fastest soldering ever
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Soldering lightsaber

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Simple solution to direct solder fumes away from your workbench while remaining wireless, portable, and quiet.
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Solder Fume Extractor - Battery + USB

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A keyboard with double action functionality, designed to make typing easy and comfortable.
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Double Action Keyboard

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A dirt cheap open hardware USB-JTAG board designed to program TinyFPGA A1 and A2 boards.
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TinyFPGA Programmer

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A 12x12 LED Matrix with Ping Pong ball diffusion, framed in a Ikea Lack table.
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Lack Ping Pong LED Matrix

arturo182arturo182

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Bringing an Eighties handheld classic into the modern world, via a Raspberry Pi Zero, some rewiring and a bit of luck
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Getting online with a 1987 Psion Organiser II

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A WiFi/NTP enabled clock in tetris style an a RGB P10 LED matrix driven by a ESP8266
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TETRIS TIME CLOCK ON A P10 RGB MATRIX WITH ESP8266

tobias-blumTobias Blum

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This little project utilises an ATtiny9 to automatically reset the ESP32 into bootloader mode
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ESP32 autoreset

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Transfer digital pictures on to analog b&w paper with a monochrome LCD and a darkroom.
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Digital Picture to Analog Darkroom print

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An annoying, tiny, rickrolling friend
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A homebrew minimal 68302-based SBC
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Just a Hot-Key Panel that uses "arcade" style buttons and an Adafruit Trinket to mimic keyboard inputs.
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Quick Arduino Hot-Key Panel

sean-hodginsSean Hodgins

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Brian Wharton wrote 01/03/2017 at 20:02 • point

Thanks for following my PH sensor project.  Stay tuned.  going to be adding dissolved O2 sensor and connecting the devices to Azure IoT Hub.

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