Entries by Stefan Helander

Virtual com port / serial port for Windows 10

Sometimes it can be handy to create virtual com port pairs or virtual null modem using software. There are several solutions available, free and paid. The commercial softwares do work but with prices like 130 USD it is a bit out of range for a hobby project. However, I found a project called com0com which […]

Joomla offline mode not working [solution]

A client was developing a Joomla site and had set it to Offline mode. In order to have a beta test group access the site for evalutation and tests, they had created a user account for the group and set it to Registered. The permissions for Registered users was set to Allow Offline access. At […]

Nagoya RB-400 – it just fell to pieces

I purchased a new, unused Nagoya RB-400 lidmount antenna mount from a seller on eBay. After a couple of days of use, I was going to adjust the angle using the hexagon socket screw. When unscrewing it, a part of the mount just fell off (see photo). I did not overload the mount (largest antenna […]

Nagoya RB-66 rusting screws

I purchased a Nagoya RB-66 lidmount antenna mount from a seller on eBay. The product was new (not second hand used). After two weeks use, I noticed the screws had started rusting. Dear Nagoya. The antenna mount is supposed to be used on cars. Cars are outside all year around, in all kinds of weather […]

How to operate QRP successfully

Operating ham radio QRP, that is using low power, is probably not a good choise for the new beginner. To successfully operate ham radio QRP you need to use all your skills when it comes to selecting the correct bands, modes, propagation and evauluating current conditions. As a beginner to amateur radio it might be […]

Why is my Dropbox full?

Your dropbox is full and the amount of space you are using shown in the app or web interface does not correspond to the size of the Dropbox folder on your computer. You are not using selective syncing, i.e. all folders in the Dropbox cloud should be equal to the size of the Dropbox folder […]

How to make WordPress display PHP errors

Your site is down just displaying “This site is experiencing technical difficulties” and you need to investigate what is causing the error. If you turn on PHP error reporting at your hosting provider, WordPress still just displays the generic message. Turn on PHP error reporting at your hosting provider. Edit the wp-config.php file and comment […]