Sir Apfelot Blog

6th of June 2021
iMac fan is constantly loud

Solution: iMac fans are loud and run continuously

Until now, I always thought that it was due to a defective or improperly connected temperature sensor when the fans on the iMac are running at full speed. Today, however, I learned that something else - completely [...]
13. May 2020
How fast are the different USB standards?

How fast is USB 2.0 compared to USB 3.0?

Since I wrote an article about Y-USB cables yesterday, I had to research how fast USB 2.0 actually is compared to USB 3.0. Among the Y-cables there are those that support USB 2.0 and [...]
12. May 2020
USB accessories require too much power and are deactivated

Mac problem: USB accessories with high power consumption will be disabled

A reader wrote to me this morning that his Mac threw the following message every time he plugged in the DVD player: USB accessories disabled. Disconnect high-power accessories to activate USB devices. Regardless of which port the device is connected to [...]
April 1, 2020
USB load resistance

USB load resistor: what can it do, what is it intended for?

In my power bank tests, like recently the Charmast power bank, a USB load resistor is regularly used. In this article I would like to explain to you what kind of thing it actually is and what - in my [...]
6. March 2019

Big confusion: USB 3.2 comes in three versions

Instead of USB 3.0 and 3.1, there is now only USB 3.2, but in three versions. How the individual versions for universal connections, plugs and cables differ, I have summarized that for you here. Because […]
18 December 2018
The BigBlue hand warmer convinced me with its warmth, flashlight and power bank function (photos: Sir Apfelot).

In the test: BigBlue USB hand warmer with power bank and flashlight function

Cold paws in winter are not nice. And even if I'm not a big fan of Christmas markets, there are often enough walks or work around the house that make my fingers [...]
7. November 2018
Electric LED tea lights in a practical test - what good are the rechargeable candles?

In the test: rechargeable LED tea lights with a battery in a set of 12

Some time ago I had a blog post about LED tea lights with timers, in which I presented the best models from Amazon. Now, shortly before Halloween, the time had come for me to [...]
13. January 2018

Nintendo charging cable with USB plug as an alternative for 3DS, 3DS XL, 2DS, DSi, DSi XL consoles

Unfortunately, there are a lot of cables going through the Wupper at the moment, because my two little cats seem to want to get rid of their milk teeth and gnaw on everything that is not in the trees with three. Among other things, [...]
31 December 2017
Charging plug status "ready"

Best battery charger ever: Olight UC for NiMH and lithium batteries in the test

Actually, the purchase of this charger was done on a whim. According to the motto: "Oh, I'll just test it!". In the meantime I have been using the charger for a few days and have to say: It is [...]
20 December 2017
The large dial on the controller is for rotating and cropping the photo. If you press the "Fn" key at the same time, you have a particularly fine adjustment.

My experience with Loupedeck - the video mixer for Lightroom

A few months ago I received the Loupedeck from the manufacturer for a test report. But what is this Loupedeck actually? Some time ago I already had an advance notice about this Lightroom video mixer on the blog [...]