WWV National Institute of Standards and Technology (NIST) UTC time, broadcasting on 5.000 MHz. WWV is located in Fort Collins, Colorado, about 100 kilometers north of Denver.

The station radiates 10,000 W on 5, 10, and 15 MHz; and 2500 W on 2.5 and 20 MHz.

Antennas are half-wave vertical antennas that radiate omnidirectional patterns. There are actually 5 antennas at the station site, one for each frequency. Each antenna is connected to a single transmitter using a rigid coaxial line, and the site is designed so that no two coaxial lines cross. Each antenna is mounted on a tower that is approximately one half-wavelength tall. The tallest tower, for 2.5 MHz, is about 60 m tall. The shortest tower, for 20 MHz, is about 7.5 m tall. The top half of each antenna is a quarter-wavelength radiating element. The bottom half of each antenna consists of 9 quarter-wavelength wires that connect to the center of the tower and slope downwards to the ground at a 45 degree angle. This sloping skirt functions as the lower half of the radiating system and also guys the antenna.

HF Time Frequency List

  • 2.5 MHz
  • 5 MHz
  • 10 MHz
  • 15 MHz
  • 20 MHz

MP3 file Shortwave Audio #28 - “UTC Time” on 5.000 MHz HF WWV

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Posted on 13-01-2008
Filed Under (Pirate Radio, Shortwave) by Chuck

The studio of radio whitesnake.

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Posted on 29-12-2007
Filed Under (Video) by Chuck

Info from the YouTube post.

Old radio tubes from Philips from the oscilloscope GM3155 (’50’s). Types: 807, A204 or 1876, 4673 and DN7-2.

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Posted on 29-12-2007
Filed Under (Shortwave, Video) by Chuck

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Posted on 29-12-2007
Filed Under (Military, Video) by Chuck

Info from the YouTube post.

I believe this is the French coastguard, either Corsen or La Garde, Mediterranean Coast. I can only assume she’s giving out a weather report as i dont speak a word of French!

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Posted on 28-12-2007
Filed Under (Shortwave, Video) by Chuck

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Posted on 27-10-2007
Filed Under (Shortwave, Voice of America) by Chuck

From YouTube

“Voice of America transmission heard just before 9 hours UTC ( 7pm, Saturday, October 20, 2007, Australian Eastern Time ), including the sign on tune “Yankee Doodle Dandy”
Received in Canberra, Australia, on a “Barnes Receiver ” - a 1980’s model radio cassette player with a shortwave tuner ( the cassette player is broken ).”

 
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Date = 10-20-07
Time = 22:00 UTC
Frequency = 13.152 USB

Weather broadcast and I.D. 4 minute audio clip. Call sign WLO HIGH SEAS HF SSB Voice.

  • http://www.shipcom.com/index.html
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    Date = 10-14-07
    Time = 01:55 utc
    Frequency = 9.845 AM

    Radio Netherlands The State We’re In shortwave broadcast. Sign off at 1:58. www.radionetherlands.nl

     
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    Posted on 04-09-2007
    Filed Under (Coast Guard, Shortwave) by Chuck

    0:58 UTC

    9/4/07

    8.983 USB

    Coast Guard (USCG) Communications Area Master Station Atlantic (CAMSLANT)

     
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