When.com Web Search

  1. Ads

    related to: best antenna for 40 meters wide area code number search

Search results

  1. Results From The WOW.Com Content Network
  2. 40-meter band - Wikipedia

    en.wikipedia.org/wiki/40-meter_band

    A HB9XBG Full Size Vertical Antenna for the 40m-band on Simplon Pass with view to Mount Fletschhorn. The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7.000-7.300 MHz in ITU Region 2, and 7.000-7.200 MHz in Regions 1 & 3. It is allocated to radio amateurs worldwide on a primary basis; however, only 7.000-7.200 MHz is ...

  3. Amateur radio frequency allocations - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_frequency...

    With a low power home station and a simple antenna, range would be around 50 km (30 miles). With a large antenna system like a long yagi, and higher power (typically 100 watts or more) contacts of around 1 000 km (600 miles) using the Morse code (CW) and single-sideband (SSB) modes are common. Ham operators seek to exploit the limits of the ...

  4. Sector antenna - Wikipedia

    en.wikipedia.org/wiki/Sector_antenna

    Typical GSM sector antenna outdoor unit. A sector antenna is a type of directional microwave antenna with a sector-shaped radiation pattern.The word "sector" is used in the geometric sense; some portion of the circumference of a circle measured in degrees of arc. 60°, 90° and 120° designs are typical, often with a few degrees 'extra' to ensure overlap and mounted in multiples when wider or ...

  5. List of WAAS reference stations - Wikipedia

    en.wikipedia.org/wiki/List_of_WAAS_reference...

    Each reference station in the Wide Area Augmentation System includes three GPS antennas. The coordinates of each antenna, along with its elevation, are listed below. The coordinates of each antenna, along with its elevation, are listed below.

  6. Automatic Packet Reporting System - Wikipedia

    en.wikipedia.org/wiki/Automatic_Packet_Reporting...

    APRS (Automatic Packet Reporting System), is a digital communications protocol for exchanging information among a large number of stations covering a large (local) area, often referred to as "IP-ers". As a multi-user data network, it is quite different from conventional packet radio.

  7. The 7 Best HDTV Antenna Amplifiers of 2023 For a Better Signal

    www.aol.com/lifestyle/best-high-definition-tv...

    Best Overall: Channel Master Ultra Mini Antenna Amplifier. Best Value: Antop TV Antenna Amplifier. Most Versatile: The Cimple Co TV Antenna Amplifier. Easiest Setup: Winegard LNA-100 Boost Antenna ...