'Beam antenna' presentation slideshows

539 views • 40 slides

HAM Radio Antennas

HAM Radio Antennas. KF7CLY Aug 2013. VHF/UHF. Antennas for the VHF and UHF bands are similar in many ways to HF antennas. The main differences are that VHF/UHF antennas are smaller and the losses caused by poor feed lines and elevated SWRs (or both) are more critical. Omnidirectional Antennas.

419 views • 40 slides

Technician Licensing Class

Technician Licensing Class. Antennas. Page 151 to 157. Amateur Radio Technician Class Element 2 Course Presentation. ELEMENT 2 SUB-ELEMENTS (Groupings) About Ham Radio Call Signs Control Mind the Rules Tech Frequencies Your First Radio Going On The Air! Repeaters Emergency!

425 views • 28 slides

Characterization Presentation Cellular Device Detection

Characterization Presentation Cellular Device Detection. Instructor : Yossi Hipsh Performed by : Ari Avitzur Asher Pilai Winter 2008/9 Semesterial Project. Project Goals. Designing & activating a system which detects cellular activity and its specific location in a room.

243 views • 14 slides