When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Spektrum RC - Wikipedia

    en.wikipedia.org/wiki/Spektrum_RC

    Spektrum is a brand of radio control systems designed for use with hobby radio-controlled cars and aircraft. Spektrum is a division of Horizon Hobby . The R/C hobby in the United States, Japan, and Europe typically used to employ FM radio control in HF and VHF bands such as 27 MHz, 35 MHz, 49 MHz, and 72 MHz.

  3. Buddy box - Wikipedia

    en.wikipedia.org/wiki/Buddy_box

    Buddy box or buddy boxing is a colloquialism referring to two R/C aircraft radio systems joined together for pilot training purposes. [1]This training system is universal among the six major R/C radio manufacturers (Spektrum, Futaba, JR, Hitec, Sanwa/Airtronics and KO Propo) which means that transmitters do not have to be the same brand in order to be joined via an umbilical cable.

  4. Radio-controlled helicopter - Wikipedia

    en.wikipedia.org/wiki/Radio-controlled_helicopter

    Spektrum DX6i 6-channel spread spectrum computerized aircraft radio which may be used for both helicopters and fixed-wing models Starting with the Spektrum DX6 park flyer transmitter system in 2006, RC flying began the departure from various lower frequencies which were subject to interference and were less reliable than the new spread spectrum ...

  5. Enhanced Position Location Reporting System - Wikipedia

    en.wikipedia.org/wiki/Enhanced_Position_Location...

    The Enhanced Position Location Reporting System (EPLRS) is a secure, jam-resistant, computer-controlled communications network that distributes near real-time tactical information, generally integrated into radio sets, and coordinated by a Network Control Station. [1]

  6. GPS Block III - Wikipedia

    en.wikipedia.org/wiki/GPS_Block_III

    GPS Block III (previously Block IIIA) consists of the first ten GPS III satellites, which are used to keep the Navstar Global Positioning System operational. Lockheed Martin designed, developed and manufactured the GPS III Non-Flight Satellite Testbed (GNST) and all ten Block III satellites. [5]

  7. Spectral mask - Wikipedia

    en.wikipedia.org/wiki/Spectral_mask

    In telecommunications, a spectral mask, also known as a channel mask or transmission mask, is a mathematically defined set of lines applied to the levels of radio (or optical) transmissions.

  8. Universal asynchronous receiver-transmitter - Wikipedia

    en.wikipedia.org/wiki/Universal_asynchronous...

    The "stop bit" is actually a "stop period"; the stop period of the transmitter may be arbitrarily long. It cannot be shorter than a specified amount, usually 1 to 2 bit times. The receiver requires a shorter stop period than the transmitter. At the end of each data frame, the receiver stops briefly to wait for the next start bit.

  9. UMTS - Wikipedia

    en.wikipedia.org/wiki/UMTS

    The Universal Mobile Telecommunications System (UMTS) is a 3G mobile cellular system for networks based on the GSM standard. [1] Developed and maintained by the 3GPP (3rd Generation Partnership Project), UMTS is a component of the International Telecommunication Union IMT-2000 standard set and compares with the CDMA2000 standard set for networks based on the competing cdmaOne technology.