Search results
Results From The WOW.Com Content Network
RFinder's main service is the World Wide Repeater Directory (WWRD), which is a directory of amateur radio repeaters. RFinder is the official repeater directory of several amateur radio associations. RFinder has listings for several amateur radio modes , including FM , D-STAR , DMR , and ATV .
An amateur radio repeater system consisting of a 70 cm repeater and a 2-meter digipeater and iGate. Coaxial cavity RF filter at 2 meter repeater An amateur radio repeater is an electronic device that receives a weak or low-level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer ...
And if that repeater is connected to a network, you can extend that distance even further. One handy tool for the ham radio operator is an iPhone app, RepeaterBook from ZBM2 Software.
Redstone Arsenal, Alabama, a U.S. Army base . Redstone (rocket family), a U.S. missile and support system, named for the Arsenal PGM-11 Redstone, U.S. missile and carrier rocket, namesake of the family
The PGM-11 Redstone was the first large American ballistic missile. A short-range ballistic missile (SRBM), it was in active service with the United States Army in West Germany from June 1958 to June 1964 as part of NATO 's Cold War defense of Western Europe.
Cellular repeater: This is a radio repeater for boosting cell phone reception in a limited area. The device functions like a small cellular base station , with a directional antenna to receive the signal from the nearest cell tower , an amplifier, and a local antenna to rebroadcast the signal to nearby cell phones.
Active: 1 October 1997 – present: Country United States Branch United States Army Part of: United States Space Command United States Strategic Command: Headquarters: Redstone Arsenal, Alabama, U.S.
A typical microwave repeater link setup, this one located near Salt Lake City, Utah, USA(removed in 2013) Operation principle. A passive repeater or passive radio link deflection, is a reflective or sometimes refractive panel or other object that assists in closing a radio or microwave link, in places where an obstacle in the signal path blocks any direct, line of sight communication.