Pages
Categories
Archives
- January 2021
- October 2020
- July 2020
- March 2020
- February 2020
- January 2020
- October 2019
- August 2019
- May 2019
- November 2018
- July 2018
- June 2018
- May 2018
- March 2018
- February 2018
- January 2018
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- January 2017
- November 2016
- June 2016
- March 2016
- December 2015
Twitter Updates
- Still short of a few parts to complete my new #QO100 downconverter. Couple of very minor undocumented features 🙂 bu… twitter.com/i/web/status/1… 4 days ago
- The boards finally arrived and all is good. They fit, and the first one has been assembled and is working! 🙂 https://t.co/jSe0bM5I9u 2 weeks ago
- Being a novice at using KiCAD, I'm keen to see how my ADF4351 synth controller board will fit and work. 🙂 It should… twitter.com/i/web/status/1… 3 weeks ago
- Good decodes today from Andy, @andy_g4jnt. Running some JT9F tests (6 second burst every 30 seconds) on #QO100 https://t.co/Hyeil3WmhI 3 weeks ago
- Five minutes into the ARI EME contest last month and my G-5500 EL rotator failed! Yesterday I replaced it with a he… twitter.com/i/web/status/1… 3 months ago
Meta
Category Archives: Arduino
QO-100 Experiments – ADF4351 SynthShield
I’ve recently used a number of ADF4351 modules in various projects. The last two modules have been used to provide a single fixed frequency output. An Arduino Nano running the F1CJN single frequency sketch is used to control the ADF4351. … Continue reading
Posted in 3cms, ADF4351, Arduino, Blog, GHz_Bands, QO-100, Satellites
Leave a comment
An Arduino Based Four Event Sequencer
When putting together a system using RF switching relays, Low Noise Amplifiers (LNA) and RF power it’s important that things are switched at the right time and in the correct sequence. This ensures that the relays do not actually switch … Continue reading
Posted in Arduino, Blog, GHz_Bands
Leave a comment
An Arduino Based Antenna Switch For The IC-7300
Since purchasing the IC-7300 I’ve used it mainly on 4m and 6m with the occasional venture down onto the lower bands. With the Sporadic-E season and good conditions on 10m it highlighted one of the shortcomings of the IC-7300… it … Continue reading
Posted in Arduino, Blog, IC-7300
Leave a comment
Constructing another K3NG Rotator Controller
I recently spent a day helping a friend setup his new rotator and single 8 element yagi for EME operation. The weather was kind to us and after a few hours work we had everything aligned as best we could. This … Continue reading
Posted in Arduino, Blog, EME
Leave a comment