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HGSS - History of EISCAT – Part 5: Operation and development of the system during the first 2 decades
![Researchers gather on north Norwegian coast to build new radar system | The Independent Barents Observer Researchers gather on north Norwegian coast to build new radar system | The Independent Barents Observer](https://thebarentsobserver.com/sites/default/files/styles/full_width/public/radaricecat-icecat.se_.jpg?itok=GRFd9y7I)
Researchers gather on north Norwegian coast to build new radar system | The Independent Barents Observer
![Sunset at the radar building on top of the highest spot, Varden, in Tromsø, Norway. Stock Photo | Adobe Stock Sunset at the radar building on top of the highest spot, Varden, in Tromsø, Norway. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/03/10/46/60/1000_F_310466053_LITVB8WTbbWtStDJcm3nRN1ZaCmkQ5lb.jpg)
Sunset at the radar building on top of the highest spot, Varden, in Tromsø, Norway. Stock Photo | Adobe Stock
![Figure 2 from The EISCAT antenna systems for Swedish and international ground-based space radio science | Semantic Scholar Figure 2 from The EISCAT antenna systems for Swedish and international ground-based space radio science | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8480ab2f675edfcf86f429bc46b815413c790f65/3-Figure2-1.png)
Figure 2 from The EISCAT antenna systems for Swedish and international ground-based space radio science | Semantic Scholar
![KSAT on Twitter: "Cold and crisp at HQ in Tromsø today #WinterIsHere ❄️❄️❄️ https://t.co/lWUNDQ5AsX" / Twitter KSAT on Twitter: "Cold and crisp at HQ in Tromsø today #WinterIsHere ❄️❄️❄️ https://t.co/lWUNDQ5AsX" / Twitter](https://pbs.twimg.com/media/EIyRzkFWwAAKZKh.jpg:large)
KSAT on Twitter: "Cold and crisp at HQ in Tromsø today #WinterIsHere ❄️❄️❄️ https://t.co/lWUNDQ5AsX" / Twitter
![Example data measured in Tromsø by EISCAT VHF radar at 224 MHz. Antenna... | Download Scientific Diagram Example data measured in Tromsø by EISCAT VHF radar at 224 MHz. Antenna... | Download Scientific Diagram](https://www.researchgate.net/publication/29624517/figure/fig5/AS:654095270563842@1532959873725/Example-data-measured-in-Tromso-by-EISCAT-VHF-radar-at-224-MHz-Antenna-pointing-is.png)