Rich’s Design & Creativity Sandbox
BYOB Isolated ESP32 Programmer
I wanted to try out JLCPCB, but needed a project...this is the story of my first PCB attempt.
📆 January 27, 2021 in electronics
⏱ 5 min ≈ 962 words
The Trouble with the 500 Rule
Has the 500 rule let you down? This post explores an alternative.
📆 December 30, 2019 in astronomy
⏱ 5 min ≈ 937 words
Telescope Mount Backlash Tune-Up
Backlash trouble in your telescope mount? In this guide I’ll show you how to optimize the Orion Sirius Pro AZ/EQ-G’s worm drives for smooth, backlash-free motion.
📆 December 19, 2019 in astronomy
⏱ 1 min ≈ 7 words
Remove Tourists from Photos with a Tripod
Use your tripod and median blending in Photoshop to remove tourists (and other moving objects) from your photos like magic.
📆 December 08, 2019 in photography
⏱ 9 min ≈ 1788 words
ESP32 Web Server with Web Sockets
Guide to setting up AsyncWebServer on ESP32 including web sockets. SPIFFS, mDNS and JSON are used along the way.
📆 November 20, 2019 in electronics
⏱ 12 min ≈ 2299 words
Set Up the Arduino IDE for ESP8266
Guide to installing board definitions and SPIFFS uploader for ESP8266 to Arduino IDE
📆 November 17, 2019 in electronics
⏱ 2 min ≈ 345 words
Set Up the Arduino IDE for ESP32
Guide to installing board definitions and SPIFFS uploader for ESP32 to Arduino IDE
📆 November 17, 2019 in electronics
⏱ 2 min ≈ 347 words
Precise Polar Alignment with PHD2
Describes how to use the drift align tool for precise polar alignment in PHD2.
📆 October 12, 2019 in astronomy
⏱ 1 min ≈ 11 words
Arduino High Side Switch with BJT
Circuit diagram and explanation for accomplishing high-side 12V switching controlled by Arduino. GPIO current draw is only ~500 microamps!
📆 October 04, 2019 in electronics
⏱ 15 min ≈ 2820 words
© 2019 Rich Seiffert
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