DRM – Digital Radio Mondiale
If you are a computer geek like me, the first thing you will think about when I tell you “DRM” is “Digital Rights Management”. You know, this process that consists in giving you both encrypted content...
View ArticleHeat Sink for the KX3
Just received the Heatsink I had ordered from Fred Meier, VE7FMN ( fsmeier with “telus.net” behind the “@” sign). Very impressed after a quick test, I was able to sustain a long PSK31 QSO on 20m at 10W...
View ArticleKX3 Extended temperature compensation
During a lot of digital mode QSOs in the beginning of 2013, I regularly got feedback from the other party that my signal seemed to be drifting slightly. PSK31 having a very narrow bandwidth, even a...
View ArticleA pure javascript audio waterfall / panadapter
Updated 2014.04.25: a new version of the waterfall display is available, give me feedback! Link in the article. A new updated article will follow. Waterfalls: not the river kind, but the audio kind....
View ArticlePeanut Balun
… or rather UNUN: just built a tiny ‘peanut balun’ based on the earchi.org design that can be found on their site: this is a 9:1 transformer that makes it easier to drive an end-fed wire at the end of
View ArticleBeaglebone Black audio cape
I received the new Beaglebone audio cape from CircuitCo this week, and wanted to share my experience, since documentation for this board is really not very good (Edit on the 21st of June: …but getting...
View ArticleSafecast Onyx serial protocol development
The Onyx Geiger counter is equipped with a USB interface powered by an FTDI chip. This USB interface serves two main purposes: Upgrade device firmware, and generic serial interface. Device firmware...
View ArticleWizkers.io is live!
Wizkers.io is live! This is the first week of 2015, and the next step in a project I started almost two years ago: today, I am releasing “Wizkers“, a full Javascript/HTML5 Open Source framework that...
View ArticleTau Labs power distribution board
Tau Labs Power Distribution Board First of all, apologies for not being very active on this blog since the beginning of the year – I am way too busy with tons of projects going on, and too little time to
View ArticleProgramming the Motorola GM300
Programming the Motorola GM300 I recently purchased a Motorola GM300 on eBay to use as a packet radio in my QTH. The GM300 is a famous classic Motorola radio that can support from 8 to 16 channels...
View Article
