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Showing posts from September, 2019

Fake Lightning Cables and their Charging Speed

Some Lightning-style cables seem to take longer to charge up my devices.  Is it true?  Yes! I buy a lot of aftermarket products (read: cheap knockoff junk), and after a few months I noticed that one of my knockoff iPhone and iPad Lightning cables was really slow at charging. I decided to measure the power delivered over a various collection of Lightning cables, and I can say with near certainty that some knock-off cables result in slow charging. Measuring Lightning Cable Performance I took my 2018 iPad, along with its genuine Apple 12 watt charger and a USB power meter.  I plugged my nearly depleted iPad into this system with various lightning-style cables.  The following table shows what I found after numerous samples.  All numbers are estimated given a few samples. Lightning Cable Performance with Apple 12 watt charger Genuine cable, delivered with an iPad from Apple...: 2.05 Amps Genuine cable, delivered with an iPad from Apple...: 2.10 Amps Genuine cable, delivered wi

Making your own Best "Cold Brew" style coffee - the 10-Step Process to Coffee Bliss

I've been developing my own perfect "cold brew" coffee at home since 2015.  Since then I've developed techniques to improve the flavor and simplify the process. Here's my current recipe: Ingredients Needed: Dark-Roast Coffee Beans Water   Optional: Sugar syrup Equipment Needed: Coffee maker, such as Mr. Coffee Coffee Bean Grinder, such as this model by Bunt A clean bottle or pitcher, with cap Quality Coffee Filters Process: Fill coffee maker with water Put a new, quality paper filter into brew basket Grind beans very finely Put finely-ground beans into filter Turn on machine to start brewing process Turn off coffee maker immediately after brewing.  DO NOT DELAY! Put used grounds and filter into compost bin Let brewed coffee slowly cool to room temperature (roughly 4 hours) Pour contents of brewing carafe into a bottle Put bottle in refrigerator overnight. Enjoy black, or with your favorite additives.  Note that sugar syrups are more e

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