As a Technician, Network/Systems Administrator or Engineer, the ability to use tools can be the difference between a few seconds of work and a massive headache. Considering that in 2023 a significant amount of devices are now available in PoE, such as lighting, Access Points, VoIP Phones, Antennas, Network Switches and more, having a device […]

At almost every office I visit I will find discarded or unused wireless mice and keyboards because of missing or damaged receivers. It’s not rare for me to collect anywhere between 20 to 80 of these devices every year. This happens because most users don’t know or just won’t bother searching for a new receiver. […]

This video shows you how to create a fully portable, easy-to-remove Tool which you can use to test devices such as light fixtures, outlets, switches, LEDs, Fans, and many more devices. This will also allow you to connect any of these devices to a power meter, so you can analyze its power usage / energy […]

If you lose Internet at home or at the office due to an outage or hardware failure (such as your modem’s ports no longer working), you can resume some operations on your Smart Phone using 3G, 4G, LTE or 5G. But what if you have certain devices at home that critically need a physical network […]

In honor of the Mirabal Sisters, the United Nations General Assembly designated November 25th as the International Day for the Elimination of Violence against Women, and their museum and resting place, in Salcedo, Dominican Republic, is where my year started off. With great progress on the COVID-19 situation, artists got back on the road, and […]

A common problem with the APC Smart UPS series of battery backups (UPS) is a lower Runtime after a battery replacement. For the Smart-UPS, an application known as APCFix was created that helps reset the battery constant. For the Back-UPS, there is a method, but it is not well documented in the forums or easily […]

As an IT Manager, Technology consultant and support specialist, I get to work with, test, install and evaluate many devices in many homes and businesses in many different industries. I also get many inquiries from other Engineers, Techs and homeowners on many of these products as they work on their own projects. I’ve found reviews […]

I have fixed quite a few TVs with repair parts such as diodes, capacitors, and data cables found on eBay for less than $5. Most newer TVs have a few boards connected to an LCD, and it’s usually one of these boards that fails. My latest successful fix was a Samsung UN55NU710DFXZA Smart TV that […]

The CyberPower SE425G UPS Battery Backup is a very reliable, affordable, and good quality product. The only problem: It’s weird, non-standard Battery size which has become a problem to purchase. It’s very difficult to find a reliable source even on eBay or Amazon. The UPS comes with a VRLA Rechargeable Battery from B.B. Battery, model […]

Although there are many articles and published papers on energy consumption related to computer equipment, it’s almost impossible to find detailed specifications of this equipment. Here, you will find both: actual measurements (not averages or estimates) and also the specifications of the devices, which can help with comparison and identification. Please note: More devices are […]