SSTV QSOs using QRP
Three SSTV QSOs succeeded today, using FT-817 and a random wire antenna, helped by a LDG Z817 autotuner.
YOFF-015 Portable Activity
On 9th and 10th of September 2021, I planned to work portable in WFF program, from YOFF-015, Bucegi National Park (KN25rj). Hoping that...
ISS Activity Week-end
This week-end was dedicated to ISS activity. On 6th and 7th of August, International Space Station started a new SSTV experiment for...
WSPR Balloon over YO
The Spring of 2021 was very rich in balloons launches from North America. One of them, having KM4ZIA-3 callsign, is now still above YO,...
Complete SSTV QSO
Today, I succeeded a complete SSTV QSO with G4VRT, using FT-817 (5 Watts) and DX-HF-PRO1 whip antenna. As decoder software, DroidSSTV.
Starting SSTV tests
I had few attempts in the past to make SSTV QSOs, mainly in VHF, but without notable results. In the last week-end, I resumed these tests...
First accurate image decoded from Meteor M2
In the last weeks, among the receptions of NOAA satellites, I have tried many times to get a better image from the Meteor-M2 satellite,...
WX balloons received using SDR#
Many National Meteorological Agencies launches twice per day WX balloons equipped with RS41 radio probes, which transmits in the 70 cm...
Using two antennas for receiving NOAA satellites
Yesterday, I received successfully NOAA 19 and NOAA 15 satellites, switching between two antennas placed on my car: a whip antenna, while...
Images received from NOAA satellites
In the last two days, I tested a very simple setup to receive and decode signals transmitted by the NOAA weather satellites. The...