$ whoami
Hi, I’m Wilson.
Calgary web developer, maker & photographer. Notes and how-tos on web development, electronics, IT, photography and fishing.
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How to Build a Basic USB Powered Amplifier
Buy a LM386, this chip has been around for ever, is cheap, plentiful and the recommended supply voltage is 4-12VDC. With the notch on the chip facing you and pointing up, the…
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How to Setup an Email Address from My Own Domain?
Make sure that your hosting plan covers email hosting. If you do, somewhere in the interface of your hosting package will show IMAP and/or POP3 server settings. This example will cover Godaddy…
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Battery Cover for Crystal IS33 Pressure Calibrator
I see quite a lot of Crystal IS33 pressure calibrators from customers with broken or missing battery covers and so I thought I would try my hand at 3D printing since I’ve…
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How to Use the Sunny 16 Rule
Aperture f/16 use shutter speed of 1 over ISO on a bright sunny day, that’s the basic jist of the Sunny 16 Rule. Conditions Settings Sunny ISO 100 f/16 1/100s Slight Overcast…
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How to Get Started with Arduino
Buy the Arduino UNO (R3 at the time of this writing). This is the “most standard” version of the Arduino that I’ve come across. The Arduino IDE works perfectly via USB and…