Over the next few months I’ll be updating the Tech Blog with my latest project(s) – an auto-acquire satellite antenna. Theses types of antenna seem very expensive, some in excess of $70K so I thought it would be a good …
Frequency Wavelength Calculator Frequency (f): MHz Calculate Frequency Wavelength: m Electromagnetic (EM) waves travel through space (a vacuum or free space) at the speed of light at approx. 2.99792 x 10^8 m/s. The speed of light is often rounded up …
Most people these days connect to the internet by a Wireless Access Point (WAP) in their home or business. Its very convenient without the hassle of Ethernet cables and you can connect many devices like your smart phone, laptops and …
This is a little USB detector that I recently purchased from eBay for less than $10 which included free postage from China. The USB power meter reads Voltage(V) with a stated accuracy of 1%, Current(I) with an accuracy of 0.4%, Power(W) …
What is a Network Ping? The ping command is a Command Prompt command utility used to test the ability of the source computer to reach a specified destination either on the same network or the internet. The ping command is …
There is a lot of information about extending the charge of your smartphones on the internet by turning off unused features like Bluetooth etc. but there is very little information about making sure the Li-ion batteries in your tech gadgets …
There are a plethora of smart phone apps these days to help you with dish pointing so I thought I’d review the ones I use on my iPhone. I regularly use these apps and best of all they are free! …
Having recently been working with the Raspberry Pi B+ GPIO I thought it would be a good idea to publish a couple of tables of the GPIO pinouts for the RPi B+ as a reference guide. Standard RPi GPIO Pinout …
F-type compression connectors are used extensively throughout the satellite (VSAT) industry and it is vital that when you are terminating a good connection is made. Here are some simple steps to guide you through the basics of preparing the coax …
There are quite a few things to consider when surveying a site for a satellite installation and often this is left to a sales rep or inexperienced IT personnel. It’s important to remember that every site will be different and …