113 Beiträge

Aus der Werkstatt

Problem → Lösung: Anleitungen und Experimente aus IT, Elektronik, Unterricht und Forschung – auf Englisch.

Changing the frequency of a HM-TRP 3DR Radio

The HM-TRP 3DR Radio is often used for telemetry purposes in DIY drone projects. Depending where you are from you will get it in different flavours (433 MHz, 470 MHz, 868MHz and 915 MHz). This article shows how to change the main frequency of this TRX to make it work on 433 MHz (70cm HAM / ISM band).

9 Min. Lesezeit

Truncate a MSSQL Server Database Logfile

Are you running out of disksapce again because MSSQL Server is eating all your diskspace? ... Well then its propably time to truncate the logfile -> Here is a simple solution to this problem.

4 Min. Lesezeit

Aviation Headset to USB Adapter

As a hobby pilot i bought myself a good aviation headset. Since it is very comfortable to wear i decided to connect it to my computer. This article describes how i built an adapter for this.

5 Min. Lesezeit

Portable HAM radio station

As a HAM radio operator I spent a lot of time to design my station. It should be (at least somehow) portable and it should allow all band / all mode operation. In this article i want to share some thoughts about the hobby and about my station with you.

10 Min. Lesezeit

Remove all Windows recycle bins

Is your windows machine low on harddisk space again ? ... Try to delete ALL recycle bins on your drive (and not only yours) - this will free some memory for you !

1 Min. Lesezeit