I’ve been waiting to get a good Power Bank so I can recharge my iPhone 6 Plus and my iPad when on the go. I didn’t want a too small Power Bank. I use my iPad quite a lot, so one of the main feature it needed was the ability to quick charge at 2.1 Ampere. After comparing the different choices I decided to get a TP-Link TL-PB10400mAh Power Bank. It didn’t take long before I had to test it out by measuring the capacity and the efficiency of the boost converter in it.
With the resurgence of good Hi-Fi, where more and more people buy good headphones and listen to a lot of music thanks to streaming, it’s sad to see the things the mastering engineers (and in the end the artist) do to music. Yet, the recordings are getting worse. Even old records that gets the “Remastered” or “Expanded” treatment doesn’t sound as good as the original. Why?
I needed a cheap heatsink for my Raspberry Pi 3 that I use as a music player/server. To maximise performance, I wanted to overclock the computer for faster searching and handling of all my music. I’ve managed to overclock my main Stratum-1 NTP server to 1350MHz without any problems, but the dinky little aluminum heatsink was […][Continue reading]
A friend of mine bought a new amplifier but he wasn’t pleased with the sound. He likes the aesthetic of older things, so he called me and asked if I could recommend a good old amplifier that could drive smaller speakers. The first one that I could think of was the venerable NAD 3020B. When […][Continue reading]
I’ve been really annoyed with Eagle PCB because it has a bug on Mac OS X for a long time. When working with a PCB, pressing the middle button on the mouse for scrolling a layout, the program crashes. Thankfully I found a workaround.[Continue reading]