A visit to the primary triangulation point of the Prussian spatial reference system

Garmin Forerunner to GPX with heartrate as elevation (altitude)

It seems like I’ve been working on this for ages but I finally managed to get some kind of output from the Garmin Forerunner 301 that Miles Chalcraft kindly leant me.

Collaborative Map of Yorkshire Sculpture Park

By way of saying thank you to the fabulous participants of my GPS workshop at the Yorkshire Sculpture Park this weekend, I put together all the tracks we made in QGIS and produced the collective map above. Maybe I should also update the OpenStreetMap entry.

Locative Media, Psychogeography, links to three interesting essays

I’m having a fantastic time at the GPS workshop I’m leading at the Yorkshire Sculpture Park and I think the participants are too. It’s very stimulating indeed to be in a room with such inquisitive, interesting and intelligent people but it’s daunting too. I really hope …

A Line Made by Walking Without Marking the Earth - A GPS Workshop for Artists

An entirely flexible schedule for the workshop I am giving at the YSP on 24–25 September 2011. Posted here for the participants and anyone else who might be interested.

Questions and Artists

Artists answer questions about GPS
I asked the following artists:

A new category for filtering ‘rogue’ trackpoints?

Having just downloaded our GPSs for this period, I was playing around with looking at the GPX tracks in Qgis and something struck me.

Reset transformer on Event 20/20 bas active speakers

Thought I’d just put this up for my own record and because I didn’t find anything online that gave anything useful. Here’s how to change the input voltage on these Event active speakers from 110V to 240V. Photos should be self explanatory. Ignore the warning about no …

ECT for laptop

TVT Packet Filter Miniport / Ethernet card problem solved by shutting down the laptop badly.

Time lapse how to (Linux)

This, I hope, is the definitive version of the time-lapse how to. Having had earlier cracks at it, I think this one represents the refined source. Here’s the how to.