Earth station uses what type of antenna Helical antenna Cassegrain antenna Toroidal antenna Despun antenna TRUE ANSWER : ? YOUR ANSWER : ?
What circuit is responsible in activating and deactivating adjacent antenna elements in a mobile satellite array? Radial combiner Radial multiplexer Divider/combiner Radial divider TRUE ANSWER : ? YOUR ANSWER : ?
The most common device used as an LNA is IMPATT Shockley diode Zener diode Tunnel diode TRUE ANSWER : ? YOUR ANSWER : ?
The first Philippine Mabuhay satellite has how many channels? 30 24 50 48 TRUE ANSWER : ? YOUR ANSWER : ?
The frequency of Ku band for satellite communications. 6/4 GHz 12/14 GHz 14/11 GHz 4/8 GHz TRUE ANSWER : ? YOUR ANSWER : ?
Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance. Microstrip tapers Balun Stub Quarter-wavelength transformer TRUE ANSWER : ? YOUR ANSWER : ?
Considered as the unsolved problem in satellite system Access Privacy Cost Coverage TRUE ANSWER : ? YOUR ANSWER : ?
What is the first passive satellite transponder? Sun Moon Score Early Bird TRUE ANSWER : ? YOUR ANSWER : ?
A method of multiple accessing where a given RF channel bandwidth is divided inot smaller frequency band. CDMA TDMA FDMA ANIK-D TRUE ANSWER : ? YOUR ANSWER : ?