Elektro-L3 started its 1691 MHz LRIT/HRIT downlink from 14.5° W on 26 October 2026. OE3HWC received it in Austria with a 1 m offset dish and our WX HRPT feed.
Schlagwort: L-Band
Urban Radio Astronomy with the L-Band H1 Helix
How a 10-turn L-Band H1 helix detects the 21 cm hydrogen line from a city balcony in Jena — VNA data, full signal chain and reproducible galaxy transits.
H1 Hydrogen-Line Reception with an L-Band Helix: Huub’s Setup
Radio astronomy opens a window to the universe by capturing radio waves emitted by celestial objects. Recently, I had the pleasure of discussing a successful H1 antenna setup with Huub, an enthusiast who has been experimenting with various configurations to optimize his radio astronomy observations. In this post, I will share insights from our exchange,…
LOKI: Controlled GNSS Jamming & Spoofing Trials
How our L-band RHCP helix antenna became the transmit element in LOKI, the Spanish Naval Academy GNSS jamming/spoofing test system used across NEMO, MARSEC and MINEX naval exercises.
L-Band 10-Turn Helix review by TechMindsYT
Check out the review of our L-Band 10-Turn Helix Antenna for #Inmarsat from @TechMindsYT here: Want one? Browse the full L-Band Helix family in the shop — GPS, Hydrogen Line, Inmarsat and Iridium variants, all fully assembled and tuned.
L-Band Antenna Updates
Our L-band antenna design has received numerous upgrades and additional mounting options to ease installation and usage: You can order stand alone antennas or a full bundle including all mounting adapters for quick installation. -> Find detailed antenna specifications here. -> Check out our live L-band receiver stations by visiting a live web SDR here….
L-Band WebSDR
The new 3D printed L-Band antenna is now live feeding a web SDR that can be received here. You can interactively operate the L-Band feed which is currently located at JN58UA and pointed at Alphasat 25E. Lots of data streams, aircraft telemetry etc. are visible. Select a center frequency from receiver drop down menu low…