<?xml version="1.0" encoding="utf-8" standalone="yes"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml"><url><loc>https://soldernerd.com/posts/</loc><lastmod>2026-04-17T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/</loc><lastmod>2026-04-17T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/the-blog-is-back/</loc><lastmod>2026-04-17T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/stepper-motor-controller-rev-b/</loc><lastmod>2020-01-01T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/universal-interface/</loc><lastmod>2019-12-16T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/variable-frequency-drive/</loc><lastmod>2019-02-03T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/dividing-head-controller/</loc><lastmod>2018-12-02T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/usb-mass-storage-device-bootloader/</loc><lastmod>2018-11-20T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/solar-charger-in-hackaday-prize-finals/</loc><lastmod>2018-07-26T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-revision-f/</loc><lastmod>2018-07-04T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/free-solar-charger-pcbs/</loc><lastmod>2017-09-27T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/raspberrypi-robot/</loc><lastmod>2017-09-18T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-update/</loc><lastmod>2017-09-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/rxtx-sequencer/</loc><lastmod>2017-05-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/programmable-led-dimmer/</loc><lastmod>2017-04-30T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/beacon-keyer/</loc><lastmod>2017-04-23T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-rev-c-first-test-results/</loc><lastmod>2017-04-02T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-rev-c-design/</loc><lastmod>2017-02-22T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/c-usb-hid-utility/</loc><lastmod>2017-02-13T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-30-downsized-hardware/</loc><lastmod>2017-02-05T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/standalone-inductance-meter-on-a-etched-board/</loc><lastmod>2017-01-29T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-29-transducer-comparison/</loc><lastmod>2016-12-23T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/reflowr-on-indiegogo-com/</loc><lastmod>2016-11-25T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-testing-ii/</loc><lastmod>2016-11-15T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/low-power-user-interface/</loc><lastmod>2016-10-14T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-testing/</loc><lastmod>2016-09-28T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-28-new-hardware-tested/</loc><lastmod>2016-09-07T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-27-ready-to-take-pre-orders/</loc><lastmod>2016-09-03T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/mppt-solar-charger-design/</loc><lastmod>2016-08-28T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-26-rev-b-board-ordered/</loc><lastmod>2016-08-20T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/bi-directional-voltage-level-translator-board-house-test/</loc><lastmod>2016-08-15T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-25-i2c-interfacing-and-more/</loc><lastmod>2016-08-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-24-new-microcontroller-and-software-controlled-gain/</loc><lastmod>2016-06-26T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-23-first-successful-measurements/</loc><lastmod>2016-06-06T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-22-usb-up-and-running/</loc><lastmod>2016-05-28T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-21-standalone-anemometer-hardware/</loc><lastmod>2016-05-14T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-20-standalone-anemometer-design/</loc><lastmod>2016-05-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-19-testing-the-analog-circuit/</loc><lastmod>2016-04-26T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-18-analog-signal-processing/</loc><lastmod>2016-04-19T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/temperature-controlled-fan/</loc><lastmod>2016-04-09T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-17-lasercut-mechanical-design/</loc><lastmod>2016-04-06T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-16-testing-the-new-driver-circuit/</loc><lastmod>2016-03-31T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/ultrasonic-anemometer-part-15-a-new-attempt/</loc><lastmod>2016-03-22T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/keysight-e36103a-lab-power-supply-review/</loc><lastmod>2016-03-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/pwm-dimmer-for-rgb-led/</loc><lastmod>2016-03-05T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/projects/mppt-solar-charger/</loc><lastmod>2016-02-19T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/projects/</loc><lastmod>2016-02-19T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/pwm-dimmer-for-led-lighting/</loc><lastmod>2016-02-19T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-mppt-solar-charger-shield-software/</loc><lastmod>2016-02-12T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-mppt-solar-charger-shield-testing/</loc><lastmod>2016-02-03T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-mppt-solar-charger-shield/</loc><lastmod>2016-01-21T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/usb-boost-converter/</loc><lastmod>2015-08-04T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/the-art-of-electronics-third-edidition/</loc><lastmod>2015-04-07T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/inductance-meter-pcb-goes-to-india/</loc><lastmod>2015-03-08T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasionic-anemometer-part-14-wind-tunnel-testing/</loc><lastmod>2015-02-16T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/projects/inductance-meter/</loc><lastmod>2015-02-16T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/free-inductance-meter-pcb-first-come-first-served/</loc><lastmod>2015-02-15T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/stand-alone-incuctance-meter-finished/</loc><lastmod>2015-01-22T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/stand-alone-inductance-meter/</loc><lastmod>2015-01-13T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-13-arduino-library-finally-ready/</loc><lastmod>2015-01-01T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-based-inductance-meter/</loc><lastmod>2014-12-14T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-12-working-on-an-arduino-library/</loc><lastmod>2014-12-03T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-11-testing-the-new-hardware/</loc><lastmod>2014-11-30T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-10-arduino-shield-ready/</loc><lastmod>2014-11-27T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-9-a-new-hardware/</loc><lastmod>2014-11-24T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-8-more-software/</loc><lastmod>2014-11-22T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-7-basic-software/</loc><lastmod>2014-11-20T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-6-mechanical-design/</loc><lastmod>2014-11-18T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-5-testing-the-digital-board/</loc><lastmod>2014-11-17T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-4-testing-the-analog-board/</loc><lastmod>2014-11-16T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-3-analog-circuit/</loc><lastmod>2014-11-15T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-2-digital-circuit/</loc><lastmod>2014-11-14T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/arduino-ultrasonic-anemometer-part-1-getting-started/</loc><lastmod>2014-11-13T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/projects/arduino-ultrasonic-anemometer/</loc><lastmod>2014-11-13T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/switch-debouncing-using-74hc14/</loc><lastmod>2014-11-12T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/programming-sockets-for-pic-microcontrollers/</loc><lastmod>2014-11-11T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/projects/about_me/</loc><lastmod>2014-11-10T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/constant-current-dummy-load/</loc><lastmod>2014-11-10T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/simple-resistor-based-dummy-load/</loc><lastmod>2014-11-10T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/variable-voltage-power-supply-using-a-lm317/</loc><lastmod>2014-11-10T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url><url><loc>https://soldernerd.com/posts/xilinx-prototyping-board/</loc><lastmod>2014-11-10T00:00:00+00:00</lastmod><changefreq>daily</changefreq><priority>0.5</priority></url></urlset>