Category Archives: Electronics

New RNG Revision

Posted on 2018-01-03 by Nigel VH

Speaking with a few folks I chat with regularly there ended up being some renewed demand for the Random Number Generator USB Sticks I had made a few years ago. I didn’t have any of the original ones remaining, so … Continue reading →

Posted in Electronics, Projects, Random | Leave a comment

Cellular IoT Connectivity

Posted on 2017-11-27 by Nigel VH

With the recent interest in “Internet of Things” devices, most of the major cellular carriers have started offering very affordable plans targeted at this market. AT&T is offering prepaid data, and $1/month/sim card at https://marketplace.att.com/iot-connectivity T-Mobile is offering unlimited data (speed … Continue reading →

Posted in Electronics, Technology | Leave a comment

K7NVH PoE PDU

Posted on 2017-09-16 by Nigel VH

A little while ago, I posted about using surface mount stencils for the first time on a new project. I’ve been able to get a couple of the units completed, and with some help from a friend with milling the … Continue reading →

Posted in Electronics, Projects, Technology | Leave a comment

Cheap Wall Rack

Posted on 2017-09-16 by Nigel VH

After putting together the ESD protection bar for my PoE devices, I decided that I wanted to reduce the number of ethernet runs I had strung across the garage, so I took some scrap bits of lumber, and made a … Continue reading →

Posted in Electronics, Projects, Technology | Leave a comment

2017 Balloons Launch

Posted on 2017-05-25 by Nigel VH

This year we had a bit larger class, so two strings were flown this year, in addition to some other groups flying experimental packages. The first flight reached approximately 105,000ft in altitude, and carried carried a number of student payloads, … Continue reading →

Posted in Electronics, Projects, Weather | Leave a comment