Guides – Akademisk Radioklubb

Exploring why WSJT-X didn’t want to decode – an illustrated guide to printf-debugging

March 27, 2019 / LA9SSA / 3 Comments

LB6RH Jens does something unrelated to a computer.

We’ve recently been active on EME again – but what we didn’t mention was that we weren’t using ARK’s computers [… Read more]

November 7, 2018 / LA9SSA / 1 Comment

QSO machine LB6RH, producing both QSOs and network traffic to be caught by our Python scripts.

We previously outlined a method for using rotor control messages issued from N1MM, a Windows program, to forward control messages [… Read more]

September 5, 2018 / LA9SSA / 0 Comments

A morse sequence diagram before and after the overflow corrections applied in this blog post.

Sampling at high sample rates from an SDR in GNU Radio with slow blocks in the flowgraph (for example writing [… Read more]

August 8, 2018 / LA9SSA / 1 Comment

We’ve through a series of blog posts (Extracting the antenna pattern from a beacon signal, pt. I: Initial investigations using [… Read more]

August 1, 2018 / LA9SSA / 2 Comments

In a couple of blog posts (Extracting the antenna pattern from a beacon signal, pt. I: Initial investigations using autocorrelation, [… Read more]