Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    or...
       
    Reply
    Re: Time and cel nav, a stupid question
    From: Richard B. Langley
    Date: 2008 Apr 23, 12:31 -0300

    There is no Canadian LF time signal broadcast akin to WWVB. Only shortwave. So
    no Canadian "atomic clocks." The WWVB signal here in New Brunswick is weak
    but usable.
    -- Richard Langley
    
    On Wed, 23 Apr 2008, Fred Hebard wrote:
    
    >
    >In New England, the Canadian time broadcast is usually clearer.
    >Maybe order your clock from Canada?
    >
    >On Apr 23, 2008, at 8:59 AM, Marc Bernstein wrote:
    >
    >> Radio-controlled clock and watch updates are very much dependent
    >> upon the time of the day and where you are. In NY and New England
    >> it is hit or miss from day to day. NIST has a nice set of coverage
    >> maps here:
    >>
    >> http://tf.nist.gov/stations/wwvbcoverage.htm
    >>
    >>
    >> On Wed, Apr 23, 2008 at 3:14 AM, Bill 
    >> wrote:
    >>
    >>
    >>
    >> Lu Abel wrote
    >>
    >> > Wait, I forgot that I also have one of those digital clocks that
    >> > synchronizes itself to the low-frequency time signal broadcast by
    >> WWVB.
    >> > It appears to be between 0.3 and 0.5 seconds slow as compared to the
    >> > www.time.gov display on my computer.   On the other hand,
    >> considering
    >> > that it cost me all of $6, I have to wonder whether its time
    >> display is
    >> > more or less accurate.
    >>
    >> I have a unit marketed under the Sharp brand that I picked at Wal
    >> Mart. More
    >> than $6 dollars.  It claims to poll once a day, about 1 am local
    >> time.  It
    >> has failed to make an automatic connection for over two years.
    >> Positioned
    >> as directed, and manually triggered at the recommended time as well
    >> as other
    >> times, it has made a connection twice in over 500 tries.
    >>
    >> A sailing acquaintance with more money than common sense (center
    >> cockpit 42'
    >> sailboat) has a wristwatch that cost several hundreds dollars and
    >> claims to
    >> poll the clock six times a day.  He is not sure how well it
    >> functions as the
    >> plastic band it came with broke the first month and he has not
    >> bothered to
    >> replace the watch band.
    >>
    >> For what it is worth.
    >>
    >> Thanks
    >>
    >> Bill
    >>
    >>
    >>
    >>
    >>
    >> >
    >
    >
    >
    >>
    >
    
    
    ===============================================================================
     Richard B. Langley                            E-mail: lang@unb.ca
     Geodetic Research Laboratory                  Web: http://www.unb.ca/GGE/
     Dept. of Geodesy and Geomatics Engineering    Phone:    +1 506 453-5142
     University of New Brunswick                   Fax:      +1 506 453-4943
     Fredericton, N.B., Canada  E3B 5A3
         Fredericton?  Where's that?  See: http://www.city.fredericton.nb.ca/
    ===============================================================================
    
    --~--~---------~--~----~------------~-------~--~----~
    Navigation List archive: www.fer3.com/arc
    To post, email NavList@fer3.com
    To unsubscribe, email NavList-unsubscribe@fer3.com
    -~----------~----~----~----~------~----~------~--~---
    
    

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    You can also join by posting. Your first on-topic post automatically makes you a member.

    Posting Code

    Enter the email address associated with your NavList messages. Your posting code will be emailed to you immediately.
    Email:

    Email Settings

    Posting Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)

    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site