This afternoon my AFEDRI SDR-Net SDR receiver arrived. After some connecting and configuring it is running at a 500k sample rate via the Ethernet interface card and gives me the whole 20m band in one view. The next couple of … Continue reading
LES-1 (Lincoln Experimental Satellite) Mission LES 1 and 2 (Lincoln Experimental Satellite 1 and 2) were essentially identical experimental communication satellites. Both featured a single X-band transponder and an 8-horn electronically switched antenna. Additionally, attitude control and sensing experiments were … Continue reading
CUSat-1 and CUSat-2 Mission The satellite has a 2 watt packet radio transmitter and carries Pulse Plasma Thrusters (PPT) which can raise or lower the orbit. Built by students at Cornell University CUSat-1/2 is a 45 kg space vehicle consisting … Continue reading
Afedri version 3.0 HF SDR receiver with the following specifications and features. Features: 100 kHz to 30.00MHz continuous frequency range Direct sampling Digital down-conversion 12- bit 80 MSPS A/D conversion Up to 2 MHz recording and processing bandwidth Waterfall display … Continue reading
13-05-2013 09:30 UTC Date and Time: 13-05-2013 09:20 – 09:30 UTC Object : 2013-018D Max elevation: 15 degree Azimuth : 031 – 149 degree Polarization : RHCP Signal : max 15 db above noise Frequency : 437.438300 MHz FM +/- … Continue reading
07-05-2013 09:15 UTC ESTCube-1 working in CW on 437.251500 MHz With the use of following TLE: ESTCube-1 1 99999U 99999 13127.17171296 .00000000 00000-0 10000-3 0 00005 2 99999 098.1390 205.7730 0134000 220.5400 211.2631 14.71982716000009 First Telemetry decoded by DK3WN: 09:12 … Continue reading