corpus.blog
56,966 blogs · [ { "id": "01a0876e-530a-7103-8210-8dfea3097af4", "title": "ESP32 and Bluetooth Experiments to Make a Door Lock", "url": "https://www.doctormonk.com/2026/03/esp32-and-bluetooth-experiments-to-make.html", "published_at": "2026-03-31T11:09:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea38bc09c", "title": "Switching explained -- MOSFETS vs. SSR ICs vs. Electromechanical Relays", "url": "https://www.doctormonk.com/2025/09/switching-explained-mosfets-vs-ssr-ics.html", "published_at": "2025-09-01T14:32:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea3b78e06", "title": "Tuesday, April 15, 2025 Accessible FM Radio Case Study - Part 3 - Audio Tests", "url": "https://www.doctormonk.com/2025/05/tuesday-april-15-2025-accessible-fm.html", "published_at": "2025-05-01T09:01:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea48cd4a2", "title": "Accessible FM Radio Case Study - Part 2 - PCB Antenna", "url": "https://www.doctormonk.com/2025/04/accessible-fm-radio-case-study-part-2.html", "published_at": "2025-04-15T07:44:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea4c815a1", "title": "Accessible FM Radio Case Study - Part 1", "url": "https://www.doctormonk.com/2025/04/accessible-fm-radio-case-study-part-1.html", "published_at": "2025-04-11T18:08:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea59c3961", "title": "The search for the built-in LED - ESP32", "url": "https://www.doctormonk.com/2024/12/the-search-for-built-in-led-esp32.html", "published_at": "2024-12-18T10:32:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea6894320", "title": "Are the Pico 2 (RP2350) GPIO pins broken?", "url": "https://www.doctormonk.com/2024/09/are-pico-2-rp2350-gpio-pins-broken.html", "published_at": "2024-09-23T10:13:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea7059f49", "title": "Jacdac - First Impressions", "url": "https://www.doctormonk.com/2024/09/jacdac-first-impressions.html", "published_at": "2024-09-05T13:18:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea7d166b6", "title": "New Book on ESP32 and MicroPython", "url": "https://www.doctormonk.com/2024/06/new-book-on-esp32-and-micropython.html", "published_at": "2024-06-10T08:44:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea8042f4b", "title": "ESP32 Programmable Output Current - LEDs without resistors?", "url": "https://www.doctormonk.com/2024/04/esp32-programmable-output-current-leds.html", "published_at": "2024-04-01T21:43:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea8dce5df", "title": "Lies, Damn Lies and Analog Inputs (comparing ADCs on ESP32, Pico and Arduino)", "url": "https://www.doctormonk.com/2024/01/comparingadcs.html", "published_at": "2024-01-24T12:34:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea983394c", "title": "Raspberry Pi 5 Review", "url": "https://www.doctormonk.com/2023/09/raspberry-pi-5-review.html", "published_at": "2023-09-28T06:00:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfea99b04f2", "title": "Disposable e-cigarette - Part 4 (Making batteries safe)", "url": "https://www.doctormonk.com/2023/08/disposable-e-cigarette-part-4-making.html", "published_at": "2023-08-19T10:10:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeaa0fd22f", "title": "New Book: Coding: The 21st Century's Most Valuable Skill", "url": "https://www.doctormonk.com/2023/08/new-book-coding-21st-centurys-most.html", "published_at": "2023-08-14T12:22:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeaa72d244", "title": "Disposable e-cigarette Teardown - Part 3", "url": "https://www.doctormonk.com/2023/08/disposable-e-cigarette-teardown-part-3.html", "published_at": "2023-08-08T20:47:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeaa9f2175", "title": "Disposable e-cigarette Teardown - Part 2", "url": "https://www.doctormonk.com/2023/08/disposable-e-cigarette-teardown-part-2.html", "published_at": "2023-08-06T17:20:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeab29aa1f", "title": "Disposable e-cigarette Teardown - Part 1", "url": "https://www.doctormonk.com/2023/07/disposable-e-cigarette-teardown.html", "published_at": "2023-07-19T14:46:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeab9efc2f", "title": "Simple Long Range Radio from Raspberry Pi to raspberry Pi Pico using HC-12 433MHz", "url": "https://www.doctormonk.com/2022/09/simple-long-range-radio-from-raspberry.html", "published_at": "2022-09-16T11:13:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeac7e018e", "title": "A Better Web Server for Raspberry Pi Pico W", "url": "https://www.doctormonk.com/2022/09/a-better-web-server-for-raspberry-pi.html", "published_at": "2022-09-12T09:51:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfead5f74c1", "title": "Pimping a Toy Kitchen", "url": "https://www.doctormonk.com/2022/01/pimping-toy-kitchen.html", "published_at": "2022-01-14T11:00:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeadcac6a2", "title": "Testing the micro:bit's Analog Inputs", "url": "https://www.doctormonk.com/2020/08/testing-microbits-analog-inputs.html", "published_at": "2020-08-25T14:21:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeade52261", "title": "Unit Testing and Arduino", "url": "https://www.doctormonk.com/2020/07/unit-testing-and-arduino.html", "published_at": "2020-07-13T10:44:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeaec2f7a6", "title": "Making Protective Face Shields with a K40 Laser Cutter - Part 3", "url": "https://www.doctormonk.com/2020/04/face-visors-with-k40-part3.html", "published_at": "2020-04-12T12:07:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeaf6f5530", "title": "Making Protective Face Shields with a K40 Laser Cutter - Part 2", "url": "https://www.doctormonk.com/2020/04/face-visors-with-k40-part2.html", "published_at": "2020-04-07T09:33:00+00:00" }, { "id": "01a0876e-530a-7103-8210-8dfeb04c6600", "title": "Making Protective Face Shields with a K40 Laser Cutter - Part 1", "url": "https://www.doctormonk.com/2020/04/face-visors-with-k40-part1.html", "published_at": "2020-04-06T09:25:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d071ffa2f94", "title": "Installing OpenCV 4 on a Raspberry Pi 4", "url": "https://www.doctormonk.com/2020/02/installing-opencv-4-on-raspberry-pi-4.html", "published_at": "2020-02-11T09:20:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0720ad7063", "title": "Making an SD card out of 1960s transistors", "url": "https://www.doctormonk.com/2019/11/making-sd-card-out-of-1960s-transistors.html", "published_at": "2019-11-08T15:29:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0720be7420", "title": "Arduino Air Quality Monitor", "url": "https://www.doctormonk.com/2018/10/arduino-air-quality-monitor.html", "published_at": "2018-10-05T14:38:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0720f139cb", "title": "Review and use of: Katsu ZD-8915 Desoldering Station", "url": "https://www.doctormonk.com/2018/09/review-and-use-of-katsu-zd-8915.html", "published_at": "2018-09-07T10:13:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0721ad346d", "title": "Cuban Makers at \"Copincha\" in Havana", "url": "https://www.doctormonk.com/2018/06/cuban-makers-at-copincha-in-havana.html", "published_at": "2018-06-14T14:38:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0721fc672b", "title": "Review and Test of the MH-Z14A NDIR CO2 Sensor", "url": "https://www.doctormonk.com/2018/03/review-and-test-of-mh-z14a-ndir-co2.html", "published_at": "2018-03-09T13:30:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0722b3a1d9", "title": "Bluetooth Control of a micro:bit and motor using Bitty", "url": "https://www.doctormonk.com/2017/12/bluetooth-control-of-microbit-and-motor.html", "published_at": "2017-12-05T16:04:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0722e4eef2", "title": "How to Get Started in Electronics", "url": "https://www.doctormonk.com/2017/10/how-to-get-started-in-electronics.html", "published_at": "2017-10-16T11:15:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0722fc0d14", "title": "Introducing the MonkMakesDuino", "url": "https://www.doctormonk.com/2017/04/introducing-monkmakesduino.html", "published_at": "2017-04-01T09:44:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07235d2d02", "title": "Logging Multimeter Readings with a Digitek DT-4000ZC on a Mac", "url": "https://www.doctormonk.com/2017/03/logging-multimeter-readings-with.html", "published_at": "2017-03-24T11:42:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0723c48bc3", "title": "Raspberry Pi 2 vs 3 Current Consumption During Boot", "url": "https://www.doctormonk.com/2017/03/raspberry-pi-2-vs-3-current-consumption.html", "published_at": "2017-03-23T11:32:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d072440f91e", "title": "On Switch for Raspberry Pi", "url": "https://www.doctormonk.com/2017/01/on-switch-for-raspberry-pi.html", "published_at": "2017-01-22T18:54:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07244f51ef", "title": "Introducing the Joey Raspberry Pi Display", "url": "https://www.doctormonk.com/2016/08/introducing-joey-raspberry-pi-display.html", "published_at": "2016-08-31T18:36:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0724675593", "title": "Use a Raspberry Squid with a Micro:bit", "url": "https://www.doctormonk.com/2016/08/use-raspberry-squid-with-microbit.html", "published_at": "2016-08-08T15:38:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07254bd401", "title": "A Simple LED Clock using Spark Core or Particle Photon", "url": "https://www.doctormonk.com/2016/02/a-simple-led-clock-using-spark-core-or.html", "published_at": "2016-02-05T10:19:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07256dde82", "title": "Introducing the Raspberry Squid", "url": "https://www.doctormonk.com/2015/11/introducing-raspberry-squid.html", "published_at": "2015-11-14T11:18:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0725781ad2", "title": "The Phobot board and Stepper Motors", "url": "https://www.doctormonk.com/2015/09/the-phobot-board-and-servo-motors.html", "published_at": "2015-09-25T15:57:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07266b1b37", "title": "Accurate and Reliable Readings from a TMP36", "url": "https://www.doctormonk.com/2015/02/accurate-and-reliable-readings-from.html", "published_at": "2015-02-16T11:00:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d072761cc93", "title": "Raspberry Pi Model B+ Review", "url": "https://www.doctormonk.com/2014/07/raspberry-pi-model-b-review.html", "published_at": "2014-07-17T17:02:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0728045d0b", "title": "Raspberry Pi Battery Power", "url": "https://www.doctormonk.com/2014/06/raspberry-pi-battery-power.html", "published_at": "2014-06-19T11:06:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07284c9137", "title": "TI Programmable 57 Calculator Battery Conversion", "url": "https://www.doctormonk.com/2014/06/ti-programmable-57-calculator-battery.html", "published_at": "2014-06-09T11:39:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d0728e062f2", "title": "Building the MonkMakes Raspberry Pi Robot Kit", "url": "https://www.doctormonk.com/2014/06/building-monkmakes-raspberry-pi-robot.html", "published_at": "2014-06-05T17:17:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d07296d41ec", "title": "Review: Scana Plus Logic Analyzer", "url": "https://www.doctormonk.com/2014/04/review-scana-plus-logic-analyzer.html", "published_at": "2014-04-29T14:19:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d072a5b8da1", "title": "Raspberry Pi Fridge Minder: receive an email when the door is opened", "url": "https://www.doctormonk.com/2014/02/pi-fridge-minder-receive-email-when.html", "published_at": "2014-02-21T22:43:00+00:00" }, { "id": "01a0c518-f30b-734a-8c27-6d072a65d67f", "title": "BeagleBone Black Collars", "url": "https://www.doctormonk.com/2014/01/beaglebone-black-collars.html", "published_at": "2014-01-31T16:28:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59047dee2", "title": "Learning to Solder? Try this Mega Kit from Jack Christensen.", "url": "https://www.doctormonk.com/2014/01/learning-to-solder-try-this-mega-kit.html", "published_at": "2014-01-31T15:58:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59117ebd8", "title": "Conductive Paint Experiments", "url": "https://www.doctormonk.com/2014/01/conductive-paint-experiments.html", "published_at": "2014-01-27T17:59:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf591f13435", "title": "MCP79412 Real Time Clock Breakout Board Review", "url": "https://www.doctormonk.com/2014/01/mcp79412-real-time-clock-breakout-board.html", "published_at": "2014-01-21T20:47:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf5921bb738", "title": "Raspberry Pi Electronics Starter Kit", "url": "https://www.doctormonk.com/2014/01/raspberry-pi-electronics-starter-ki.html", "published_at": "2014-01-18T09:39:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf5928eb76e", "title": "Analog Sensors without Analog Inputs on the Raspberry Pi", "url": "https://www.doctormonk.com/2013/12/analog-sensors-without-analog-inputs-on.html", "published_at": "2013-12-24T14:37:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf5930dcc6a", "title": "Raspberry Pi vs. BeagleBone Black", "url": "https://www.doctormonk.com/2013/07/raspberry-pi-vs-beaglebone-black.html", "published_at": "2013-07-31T12:10:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf5940a8c3e", "title": "Quick2Wire I2C Analog and Raspberry Pi", "url": "https://www.doctormonk.com/2013/04/quick2wire-i2c-analog-and-raspberry-pi.html", "published_at": "2013-04-04T07:35:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf594336db3", "title": "Leostick Review and Mini-Project", "url": "https://www.doctormonk.com/2013/03/leostick-review-and-mini-project.html", "published_at": "2013-03-22T13:27:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf594f4cb36", "title": "Raspberry Pi and Breadboard (Raspberry Leaf)", "url": "https://www.doctormonk.com/2013/02/raspberry-pi-and-breadboard-raspberry.html", "published_at": "2013-02-18T12:30:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf595230043", "title": "Minecraft, ComputerCraft and CreateSpace Self-Publishing", "url": "https://www.doctormonk.com/2013/01/minecraft-computercraft-and-createspace.html", "published_at": "2013-01-31T19:20:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf5957d9438", "title": "Raspberry Pi, Chronos Watch, Servos and a Laser", "url": "https://www.doctormonk.com/2012/12/raspberry-pi-chronos-watch-servos-and.html", "published_at": "2012-12-10T12:25:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59649647b", "title": "Using .NET Gadgeteer Modules with Arduino - Relay", "url": "https://www.doctormonk.com/2012/11/using-net-gadgeteer-modules-with.html", "published_at": "2012-11-23T11:29:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf596cf6592", "title": "Review: Adafruit 16x2 OLED Display", "url": "https://www.doctormonk.com/2012/11/review-adafruit-16x2-oled-display.html", "published_at": "2012-11-17T20:43:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf597551e19", "title": "Laser cut 'Recording Sign'", "url": "https://www.doctormonk.com/2012/11/laser-cut-recording-sign.html", "published_at": "2012-11-04T21:02:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59780af8a", "title": "Arduino Leonardo vs. Arduino Uno", "url": "https://www.doctormonk.com/2012/10/arduino-leonardo-vs-arduino-uno.html", "published_at": "2012-10-04T13:50:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf597b43f55", "title": "Review of Raspberry Pi Prototyping Boards", "url": "https://www.doctormonk.com/2012/08/review-of-raspberry-pi-prototyping.html", "published_at": "2012-08-26T09:04:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf597f23855", "title": "LED Clock using Raspberry Pi", "url": "https://www.doctormonk.com/2012/08/led-clock-using-raspberry-pi.html", "published_at": "2012-08-07T12:49:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf598e89f4e", "title": "Review: 4-digit 7-segment LED and RTC from Adafruit", "url": "https://www.doctormonk.com/2012/08/review-4-digit-7-segment-led-and-rtc.html", "published_at": "2012-08-05T07:22:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59918cd2b", "title": "Raspberry Pi GPIO driving Servo", "url": "https://www.doctormonk.com/2012/07/raspberry-pi-gpio-driving-servo.html", "published_at": "2012-07-26T09:54:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf599d23859", "title": "Raspberry Pi meets Arduino - part 2", "url": "https://www.doctormonk.com/2012/07/raspberry-pi-meets-arduino-part-2.html", "published_at": "2012-07-03T10:23:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59ac18c45", "title": "Raspberry Pi and Wireless Sensor", "url": "https://www.doctormonk.com/2012/06/raspberry-pi-and-wireless-sensor.html", "published_at": "2012-06-12T12:18:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59b76b9b0", "title": "Sparkfun Venus GPS and Arduino", "url": "https://www.doctormonk.com/2012/05/sparkfun-venus-gps-and-arduino.html", "published_at": "2012-05-31T14:41:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59be54ccd", "title": "Getting Started with .NET Gadgeteer", "url": "https://www.doctormonk.com/2012/05/getting-started-with-net-gadgeteer.html", "published_at": "2012-05-28T11:15:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59bf94665", "title": "Bay Area Maker Faire - Photographs", "url": "https://www.doctormonk.com/2012/05/bay-area-maker-faire-photographs.html", "published_at": "2012-05-22T02:57:00+00:00" }, { "id": "01a0c523-fc56-737d-9cf8-4bf59c719566", "title": "Eclipse Photos", "url": "https://www.doctormonk.com/2012/05/eclipse-photos.html", "published_at": "2012-05-21T04:19:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e558aabc", "title": "Slides from '20 Things to do with your Arduino'", "url": "https://www.doctormonk.com/2012/05/slides-from-20-things-to-do-with-you.html", "published_at": "2012-05-20T15:25:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e6513cfa", "title": "Meet me at the Bay Area Maker Faire 2012", "url": "https://www.doctormonk.com/2012/05/meet-me-at-bay-area-maker-faire-2012.html", "published_at": "2012-05-15T08:44:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e6f596f4", "title": "GPIO LED blink from Python using Slice of Pi", "url": "https://www.doctormonk.com/2012/05/gpio-led-blink-from-python-using-slice.html", "published_at": "2012-05-11T15:54:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e74df489", "title": "The Gadget Show Come to FabLab Mcr", "url": "https://www.doctormonk.com/2012/05/gadget-show-come-to-fablab-mcr.html", "published_at": "2012-05-04T15:46:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e846a3f4", "title": "Raspberry Pi and Arduino", "url": "https://www.doctormonk.com/2012/04/raspberry-pi-and-arduino.html", "published_at": "2012-04-29T21:27:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7e9348b84", "title": "Steampunk FM Radio - Part 2", "url": "https://www.doctormonk.com/2012/04/steampunk-fm-radio-part-2.html", "published_at": "2012-04-10T08:41:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ea0e58f7", "title": "Steampunk FM Radio - Part 1", "url": "https://www.doctormonk.com/2012/04/steampunk-fm-radio-part-1.html", "published_at": "2012-04-08T14:47:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7eacc3d0b", "title": "TEA5767 FM Radio Breakout Board for Arduino", "url": "https://www.doctormonk.com/2012/03/tea5767-fm-radio-breakout-board-for.html", "published_at": "2012-03-23T15:12:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7eb796006", "title": "Government Minister Drives Bluetooth rover from my book!", "url": "https://www.doctormonk.com/2012/03/government-minister-drives-bluetooth.html", "published_at": "2012-03-15T12:28:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ebec5d22", "title": ".Net Gadgeteer Heart Monitor", "url": "https://www.doctormonk.com/2012/03/net-gadgeteer-heart-monitor.html", "published_at": "2012-03-12T16:40:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7eccb4e0c", "title": "New book: Making Android Accessories with IOIO", "url": "https://www.doctormonk.com/2012/02/new-book-making-android-accessories.html", "published_at": "2012-02-28T12:43:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ed177128", "title": "Deuligne I2C LCD Shield for Arduino", "url": "https://www.doctormonk.com/2012/02/deuligne-i2c-lcd-shield-for-arduino.html", "published_at": "2012-02-20T18:11:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ed9fe2fb", "title": "FIGnition $30 Single Board Computer with Video Out", "url": "https://www.doctormonk.com/2012/02/fignition-30-single-board-computer-with.html", "published_at": "2012-02-12T21:46:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ee3236fd", "title": "Snootlab Zombadge", "url": "https://www.doctormonk.com/2012/02/snootlab-zombadge.html", "published_at": "2012-02-10T15:13:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ee9f5ae1", "title": "Arduino Timer Library", "url": "https://www.doctormonk.com/2012/01/arduino-timer-library.html", "published_at": "2012-01-31T13:40:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ef7a88a9", "title": "A Review of SnootLab's 'Memoire' Arduino Shield", "url": "https://www.doctormonk.com/2012/01/snootlabs-memoire-arduino-shield-review.html", "published_at": "2012-01-23T16:32:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7ef91bb75", "title": "DIY Coilgun", "url": "https://www.doctormonk.com/2012/01/diy-coilgun.html", "published_at": "2012-01-17T16:41:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7efb00099", "title": "Laser Cutting at FabLab Manchester", "url": "https://www.doctormonk.com/2012/01/laser-cutting-at-fablab-manchester.html", "published_at": "2012-01-15T20:26:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f011aae3", "title": "Power Over Ethernet (PoE)", "url": "https://www.doctormonk.com/2012/01/power-over-ethernet-poe.html", "published_at": "2012-01-12T13:22:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f064fbcd", "title": "Canine Radio Direction Finder - Part 2", "url": "https://www.doctormonk.com/2012/01/canine-radio-direction-finder-part-2.html", "published_at": "2012-01-06T09:54:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f0b2dcd5", "title": "Arduino Screw Shield Review", "url": "https://www.doctormonk.com/2012/01/arduino-screw-shield-review.html", "published_at": "2012-01-01T11:26:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f0baaeb2", "title": "Arduino Oscilloscope Update", "url": "https://www.doctormonk.com/2011/12/arduino-oscilloscope-update.html", "published_at": "2011-12-28T13:24:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f11132b4", "title": "Freetronics EtherTen Review", "url": "https://www.doctormonk.com/2011/12/freetronics-etherten-review.html", "published_at": "2011-12-21T10:01:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f15b3a71", "title": ".NET Gadgeteer - First Impressions", "url": "https://www.doctormonk.com/2011/12/net-gadgeteer-first-impressions.html", "published_at": "2011-12-13T15:35:00+00:00" }, { "id": "01a0c52f-9e41-722a-841f-37e7f15c02ee", "title": "Arduino 1.0 First Impressions", "url": "https://www.doctormonk.com/2011/12/arduino-10-first-impressions.html", "published_at": "2011-12-06T10:31:00+00:00" } ] posts Claim your blog
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doctormonk.com

2026

ESP32 and Bluetooth Experiments to Make a Door Lockoriginal ↗
31 Mar 2026

2025

Switching explained -- MOSFETS vs. SSR ICs vs. Electromechanical Relaysoriginal ↗
1 Sept 2025
Tuesday, April 15, 2025 Accessible FM Radio Case Study - Part 3 - Audio Testsoriginal ↗
1 May 2025
Accessible FM Radio Case Study - Part 2 - PCB Antennaoriginal ↗
15 Apr 2025
Accessible FM Radio Case Study - Part 1original ↗
11 Apr 2025

2024

The search for the built-in LED - ESP32original ↗
18 Dec 2024
Are the Pico 2 (RP2350) GPIO pins broken?original ↗
23 Sept 2024
Jacdac - First Impressionsoriginal ↗
5 Sept 2024
New Book on ESP32 and MicroPythonoriginal ↗
10 Jun 2024
ESP32 Programmable Output Current - LEDs without resistors?original ↗
1 Apr 2024
Lies, Damn Lies and Analog Inputs (comparing ADCs on ESP32, Pico and Arduino)original ↗
24 Jan 2024

2023

Raspberry Pi 5 Revieworiginal ↗
28 Sept 2023
Disposable e-cigarette - Part 4 (Making batteries safe)original ↗
19 Aug 2023
New Book: Coding: The 21st Century's Most Valuable Skilloriginal ↗
14 Aug 2023
Disposable e-cigarette Teardown - Part 3original ↗
8 Aug 2023
Disposable e-cigarette Teardown - Part 2original ↗
6 Aug 2023
Disposable e-cigarette Teardown - Part 1original ↗
19 Jul 2023

2022

Simple Long Range Radio from Raspberry Pi to raspberry Pi Pico using HC-12 433MHzoriginal ↗
16 Sept 2022
A Better Web Server for Raspberry Pi Pico Woriginal ↗
12 Sept 2022
Pimping a Toy Kitchenoriginal ↗
14 Jan 2022

2020

Testing the micro:bit's Analog Inputsoriginal ↗
25 Aug 2020
Unit Testing and Arduinooriginal ↗
13 Jul 2020
Making Protective Face Shields with a K40 Laser Cutter - Part 3original ↗
12 Apr 2020
Making Protective Face Shields with a K40 Laser Cutter - Part 2original ↗
7 Apr 2020
Making Protective Face Shields with a K40 Laser Cutter - Part 1original ↗
6 Apr 2020
Installing OpenCV 4 on a Raspberry Pi 4original ↗
11 Feb 2020

2019

Making an SD card out of 1960s transistorsoriginal ↗
8 Nov 2019

2018

Arduino Air Quality Monitororiginal ↗
5 Oct 2018
Review and use of: Katsu ZD-8915 Desoldering Stationoriginal ↗
7 Sept 2018
Cuban Makers at "Copincha" in Havanaoriginal ↗
14 Jun 2018
Review and Test of the MH-Z14A NDIR CO2 Sensororiginal ↗
9 Mar 2018

2017

Bluetooth Control of a micro:bit and motor using Bittyoriginal ↗
5 Dec 2017
How to Get Started in Electronicsoriginal ↗
16 Oct 2017
Introducing the MonkMakesDuinooriginal ↗
1 Apr 2017
Logging Multimeter Readings with a Digitek DT-4000ZC on a Macoriginal ↗
24 Mar 2017
Raspberry Pi 2 vs 3 Current Consumption During Bootoriginal ↗
23 Mar 2017
On Switch for Raspberry Pioriginal ↗
22 Jan 2017

2016

Introducing the Joey Raspberry Pi Displayoriginal ↗
31 Aug 2016
Use a Raspberry Squid with a Micro:bitoriginal ↗
8 Aug 2016
A Simple LED Clock using Spark Core or Particle Photonoriginal ↗
5 Feb 2016

2015

Introducing the Raspberry Squidoriginal ↗
14 Nov 2015
The Phobot board and Stepper Motorsoriginal ↗
25 Sept 2015
Accurate and Reliable Readings from a TMP36original ↗
16 Feb 2015

2014

Raspberry Pi Model B+ Revieworiginal ↗
17 Jul 2014
Raspberry Pi Battery Poweroriginal ↗
19 Jun 2014
TI Programmable 57 Calculator Battery Conversionoriginal ↗
9 Jun 2014
Building the MonkMakes Raspberry Pi Robot Kitoriginal ↗
5 Jun 2014
Review: Scana Plus Logic Analyzeroriginal ↗
29 Apr 2014
Raspberry Pi Fridge Minder: receive an email when the door is openedoriginal ↗
21 Feb 2014
BeagleBone Black Collarsoriginal ↗
31 Jan 2014
Learning to Solder? Try this Mega Kit from Jack Christensen.original ↗
31 Jan 2014
Conductive Paint Experimentsoriginal ↗
27 Jan 2014
MCP79412 Real Time Clock Breakout Board Revieworiginal ↗
21 Jan 2014
Raspberry Pi Electronics Starter Kitoriginal ↗
18 Jan 2014

2013

Analog Sensors without Analog Inputs on the Raspberry Pioriginal ↗
24 Dec 2013
Raspberry Pi vs. BeagleBone Blackoriginal ↗
31 Jul 2013
Quick2Wire I2C Analog and Raspberry Pioriginal ↗
4 Apr 2013
Leostick Review and Mini-Projectoriginal ↗
22 Mar 2013
Raspberry Pi and Breadboard (Raspberry Leaf)original ↗
18 Feb 2013
Minecraft, ComputerCraft and CreateSpace Self-Publishingoriginal ↗
31 Jan 2013

2012

Raspberry Pi, Chronos Watch, Servos and a Laseroriginal ↗
10 Dec 2012
Using .NET Gadgeteer Modules with Arduino - Relayoriginal ↗
23 Nov 2012
Review: Adafruit 16x2 OLED Displayoriginal ↗
17 Nov 2012
Laser cut 'Recording Sign'original ↗
4 Nov 2012
Arduino Leonardo vs. Arduino Unooriginal ↗
4 Oct 2012
Review of Raspberry Pi Prototyping Boardsoriginal ↗
26 Aug 2012
LED Clock using Raspberry Pioriginal ↗
7 Aug 2012
Review: 4-digit 7-segment LED and RTC from Adafruitoriginal ↗
5 Aug 2012
Raspberry Pi GPIO driving Servooriginal ↗
26 Jul 2012
Raspberry Pi meets Arduino - part 2original ↗
3 Jul 2012
Raspberry Pi and Wireless Sensororiginal ↗
12 Jun 2012
Sparkfun Venus GPS and Arduinooriginal ↗
31 May 2012
Getting Started with .NET Gadgeteeroriginal ↗
28 May 2012
Bay Area Maker Faire - Photographsoriginal ↗
22 May 2012
Eclipse Photosoriginal ↗
21 May 2012
Slides from '20 Things to do with your Arduino'original ↗
20 May 2012
Meet me at the Bay Area Maker Faire 2012original ↗
15 May 2012
GPIO LED blink from Python using Slice of Pioriginal ↗
11 May 2012
The Gadget Show Come to FabLab Mcroriginal ↗
4 May 2012
Raspberry Pi and Arduinooriginal ↗
29 Apr 2012
Steampunk FM Radio - Part 2original ↗
10 Apr 2012
Steampunk FM Radio - Part 1original ↗
8 Apr 2012
TEA5767 FM Radio Breakout Board for Arduinooriginal ↗
23 Mar 2012
Government Minister Drives Bluetooth rover from my book!original ↗
15 Mar 2012
.Net Gadgeteer Heart Monitororiginal ↗
12 Mar 2012
New book: Making Android Accessories with IOIOoriginal ↗
28 Feb 2012
Deuligne I2C LCD Shield for Arduinooriginal ↗
20 Feb 2012
FIGnition $30 Single Board Computer with Video Outoriginal ↗
12 Feb 2012
Snootlab Zombadgeoriginal ↗
10 Feb 2012
Arduino Timer Libraryoriginal ↗
31 Jan 2012
A Review of SnootLab's 'Memoire' Arduino Shieldoriginal ↗
23 Jan 2012
DIY Coilgunoriginal ↗
17 Jan 2012
Laser Cutting at FabLab Manchesteroriginal ↗
15 Jan 2012
Power Over Ethernet (PoE)original ↗
12 Jan 2012
Canine Radio Direction Finder - Part 2original ↗
6 Jan 2012
Arduino Screw Shield Revieworiginal ↗
1 Jan 2012

2011

Arduino Oscilloscope Updateoriginal ↗
28 Dec 2011
Freetronics EtherTen Revieworiginal ↗
21 Dec 2011
.NET Gadgeteer - First Impressionsoriginal ↗
13 Dec 2011
Arduino 1.0 First Impressionsoriginal ↗
6 Dec 2011
Next