More ideas from j.p.
Der Hexbeam (klicken Sie auf das Bild!)

Der Hexbeam (klicken Sie auf das Bild!)

An awesome write up on how to connect your radio to a phone \tablet to utilize APRS tracking app.

An awesome write up on how to connect your radio to a phone tablet to utilize APRS tracking app.

Arduino Power and SWR Meter

Arduino Power and SWR Meter Power and SWR Meter with dual bargraphs and stick.

200+ Arduino Projects List For Final Year Students

Best list of arduino project ideas along with sources we have published here. It includes arduino based battery charger, arduino based thermostat and etc.

Ten Essential Skills for Electrical Engineers Más

Engineers know that, as in any other discipline, getting a good job requires practical, up-to-date skills. An engineering degree provides a broad set of fundamentals.

Control a Stepper motor using an Arduino a Rotary Encoder and Easy Driver…

In part 2 of this tutorial, we wil control a NEMA motor with a Rotary Encoder. We will use a NEMA 17 size stepper motor with the EasyDriver to control it.

Ambient Backscatter: Der mögliche Durchbruch für das Internet der Dinge

Researchers demonstrate how one payment card can transfer funds to another card by leveraging the existing wireless signals around them. Ambient RF signals are both the power source and the communication medium. Source: University of Washington

PC Duino.  The pcDuino3 is a high performance, cost effective mini PC platform that runs full-featured operating systems such as Ubuntu and Android. In addition to running Linux and Android, the pcDuino3 has support for programming languages such as C, C++, Java, Python, Arduino, and more.

The is a high performance, cost effective mini PC platform that runs full-featured operating systems such as Ubuntu and Android. In addition to running Linux and Android, the has support for programming languages such as C, C+

THE SILVER BULLET 1000 – 80 thru 10 meter antenna coil

80 thru 10 meter antenna coil at power levels up to 600 watts*, no tuner necessary. For mobile, home, portable and apartment installation.