onsdag den 21. november 2018

A "small pistol" preparing for the CQ WW CW contest

›
The CQ WW CW contest  runs the last full weekend of November. This event is probably the world's biggest CW contest. As I am a "sma...
lørdag den 27. oktober 2018

The Bluetooth radio in BBC micro:bit

›
The BBC Micro:bit has caught my attention. Last month, I described a morse trainer with the micro:bit. Since then I've played with the ...
søndag den 30. september 2018

Morsetrainer with BBC micro:bit

›
My grandchild Noah showed me his new BBC micro:bit. It is a tiny microcomputer which is being distributed free to school children aged 10-11...
lørdag den 18. august 2018

DSLWP-B satellite signals received today

›
😊 I've finally received JT4G signals from the Moon-orbiting satellite Longjiang-2 alias DSLWP-B alias LO-94. I am so happy for this eve...
søndag den 29. juli 2018

Several attempts receiving DSLWP satellite signals

›
The Chinese satellite LongJiang2 (also called DSLWP-B) orbits the Moon since May 25, 2018. The satellite's weight is 47 kg. The 2 watt s...
fredag den 1. juni 2018

Lima SDR: Windows 10 USB interface

›
I am currently building the Lima SDR kit which is an all-band all-mode SDR transceiver with 1 W output. I am following the instructions in ...
1 kommentar:
lørdag den 26. maj 2018

Kenwood TS-440 error: dots-in-display

›
Kenwood TS-440 can develop an error where only dots are shown in the frequncy part of the display. When the microprocessor in TS-440 detects...
2 kommentarer: