Autopsy: technoline bl700 battery charger after 12v fail
It was bound to happen eventually - I connected 12 volts to my Technoline BL700 battery charger and blew it…
Postbag: #35 – microchip pic10f322 development board
A Microchip PIC development board for the tiny SOT-23 6-pin 10F322. It doesn't have a lot of memory, but the…
Esp8266 hack #4: web enabled led – wifi internet-of-things iot
Finally, setting the ESP8266 to wifi.STATIONAP mode, the green LED can be controlled either directly on its access point IP…
Esp8266 hack #3: web enabled led – wifi internet-of-things iot
Now using ESPlorer (ESP8266.ru/esplorer) I'm writing the webap_toggle_pin.lua example from NodeMCU in its original unadulterated form to my web enabled…
Review: thrunite tn12 2014 edition 18650 flashlight torch
My full review of the ThruNite TN12 torch with news of the 9-week firefly mode endurance test, 30-minute underwater immersion…
1-way teardown: bush wind-up clock radio torch
Nasty wind-up clock radio whose DC generator had failed, torn down for our delight. Dispite my best efforts, this contraption…
Postbag: #34 – esp8266 test board, ravpower/mi usb powerbanks
ESP8266 and USB powerbank themed items of post: ESP8266 Serial Wireless Wifi Module Develop Board 8266 SDK Development Chip http://www.ebay.co.uk/itm/-/301475108343…
Basic electronics: kit build #2 – leds, microphone dance music
It's a 3-channel sound-to-light spectrum analyser VU meter! eBay link: New 9-15V Voice Control Level Indicating Voice Indicator Module DIY…
Basic electronics: kit build #1 – soldering component identification
Building an electronic circuit from a kit of parts bought on eBay.
Teardown: 1.67 portable electronic scale
Teardown of a ludicrously cheap portable electronic scale. As well as a silly price, this weighing scale has a hugely…