Credit: ESA/Royal Observatory of Belgium
This montage of 365 images shows the changing activity of our sun through the eyes of ESA’s Proba-2 satellite during 2018. The images were taken by the satellite’s SWAP camera, which works at extreme ultraviolet wavelengths to capture the sun’s hot turbulent atmosphere – the corona, at temperatures of about a million degrees
The satellite is continuously monitoring the sun – one image was selected to represent each day of the year. Click here for an animated version.
The sun typically follows an 11 year cycle of activity, and throughout 2018, it embraced its solar minimum, displaying few active regions – seen as the bright regions in the images
Read more at: https://phys.org/news/2019-01-sun.html#jCp
App - Mobile
FlexRadio Systems and Marcus Roskosch, DL8MRE announced today a partnership to develop, market and sell a client interface application for both iPad® and iPhone® devices. SmartSDR™ for iOS was designed to offer FLEX-6300, FLEX-6500 and FLEX... Read more
Equipment
Watkins Johnson HF-1000 DSP Receiver
Specifications Dimensions ............ 19.0W x 5.25H x 20.0D inches Weight ................ 15 Lbs. (19 Lbs. ship) Frequency Range ........ 5 - 30000... Read more
HF Linear 2KW HF2015DX – Chinese
HF2015DX RF Linear amplifier coverd 1.8-30MHz amateur band , using Chinese FU728F ceramic tetrodes working at Class AB1 Input:30-40W output:2000W... Read more
2 Pair Freetalker Walkie Talkie Two-Way Radio Wrist Watch
Quick Overview The wristwatch walkie talkie can offer you the freedom to go anywhere and do anything–from weekend hiking to just hanging out at... Read more
Kenwood TS-480HX / 480SAT
Kenwood TS-480HX / 480SAT Tailor-made for DX’ing, the new TS-480HX HF transceiver raises the bar on portable performance. Despite its com... Read more
VHF
50 MHz Contest allowed in DL
With an update of the original 2006 decree the contest ban has been temporalily lifted within the frequency band 50.08-51 MHz, so German amateurs may... Read more
VHF Contesting with the ICOM 9700
“Our entry into the RSGB 2m Backpackers contest, using the new ICOM 9700. We made 79 contacts into 6 DXCC during the 4 hour contest and got sunb... Read more
Super Gain HT Antenna By Diamond, SRH770S Dual Band
“If you are in the market for a high gain HT antenna for those fringe areas, this may be for you. The Diamond SRH770s is very flexible for porta... Read more
