Archive | May, 2013

under the hood #1: adding a GPRS module to TW231

a few years ago, with the arrival of the new dreifels controller, modern micro controllers employed within offered many benefits: handling complex charging scenarios more and detailed vehicle data overall better vehicle performance …and a few optional hardware extensions to extend overall vehicle usage comfort. one of these options is a sms module, which – […]


visting new dreifels HQ

dreifels, the company founded by the three people responsible for creating the vehicle in 1986 have recently moved from sissach to gelterkinden, switzerland. their new hq (see above rendered picture, since i forgot to take a picture myself) is, obviously, an extremely energy efficient building. they combine many interesting technologies plus an avangarde-style bus-based management […]


TWIKE club general assembly

once a year the TWIKE drivers’ association twikeklub organizes its general assembly and invites all interested to a full day centered around sustainable mobility and obviously the TWIKE itself. whilst the activities are different every year, the assembly itself follows a structure mandated by swiss law for clubs and associations which charge their members for […]


I'm back!

you might have noticed that i’ve not been posting in a while. there were personal reasons for this. things are on the mend and i will start posting new entries soon. these entries will, however, be posted retroactively on the timeline > so any entry after november 12 is a new entry.

a new home for

you might or might not know that (among many others) is hosted at my home. everything is based on linux and i run my own dns server. apache is my good friend on the webserver side. up until now the setup was based on a single 1u poweredge, non-redundant and my RTO was basically […]

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