Appalachian Trail Ham Radio Survey Spring 2012

Bob Bruninga, WB4APR at amsat dot org, Annapolis, MD

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2012 Appalachian Trail Ham Radio Survey: The goal of this survey is to determine ham radio coverage all along the Appalachian Trail and develop a list of all useable repeaters and the reliability of APRS communications. The trail will be covered in sections beginning in Georgia mid March, Tennessee/North Carolina early April, Virginia in April and early May, then Maryland, Pensylvania and New York in late May. After a month break, the survey will resume in Connecticut in July on to Maine by the end of August. We already completed a section of the trail during the annual Hike Across Maryland. This is mildly related to our Annual AT Golden Packet Event.

If interested, contact wb4apr at amsat dot org.

Sections so Far: The following sections have been hiked. Even if you have hiked it in the past, your track may still be on file. All you have to do is hike the trail with your APRS radio and tell us the DATES and TIMES and the CALLSIGN and we can add your section:

  • HIKER-1 7 May 2011 Hike across Maryland
  • HIKER-2 7 May 2011 Hike across Maryland
  • AL0I-7 27 Feb 2012 Southern Smokies

    Hike Planning: The only need is for day hikers or weekend hikers to cover just their local length of the trail and to carry an APRS HT. Their coverage is automatically collected by APRS.FI. They will also be encouraged to make notes on voice repeaters and Echolink/IRLP links too. The only AT repeater guide I can find is 15 years old (see guide). There is also an IRLP node Map by KD3SU See google map and an AT IRLP list.

    THROUGH HIKERS: The timing of the survey matches the annual northbound treck of a hundred or so thru-hikers that are attempting to hike the full 2175 miles. In this regard, we are happy to report the position of any through hikers and their status to the APRS map for friends and family to see on APRS.FI. In this case each APRS hiker is encouraged to hike North to South on his leg so that he encouters the maximum number of through hikers. You might want to prepare a small Ham Radio APRS handout to give to them when you ask for their trail name to let them know what we are doing. Please turn around and walk with them while chatting so as not to slow their progress. Use your HT to send a MESSAGE-OBJECT.

    Logistics Support: The original idea to assist Ham radio hikers, was to have a ham radio chase logistics vehicle (SAG car) that would be available and provide one-way travel from the hikers car to the start of his hike back to his/her car. In this manner, single hikers are accomodated. The car would be moved from south to north, allowing the survey hikers to hike north-to-south back to their cars and in this manner meet in passing the maximum number of thru-hikers. At this time it is not clear if this sag vehicle is available. The maps below can give you an initial idea of the trail in your area. Do not be confused by the 45 degree tilt of these maps from North. That makes the trail lay out pretty well on a map from top to bottom.


    ---[FULL SIZE]--- | ---[FULL SIZE]--- | ---[FULL SIZE]--- | ---[FULL SIZE]--- | ---[FULL SIZE]--- |

    SAG Car Logistics: [This SAG car idea is on hold as we have lost one of our main hikers] The origional plan called for the following day hikes on the day indicated to get the logistics car to the next location. The present location of the car can be seen here. There are several ways that volunteers can manage the logistics to do this.

    A1: Single person drives to SAG car, drives it to next location and hikes back.
    A2: Couple drives to SAG car, both drive their car and SAG car to next location and they are free for rest of day.
    B1: Single person drives to next point in PM, picks up ham thru-hiker, drives back to SAG car. (timing critical)
    B2: Single person drives to next point in AM, meets Ham-hiker in SAG car, then drives hiker back to start. (timing critical)

    Signups for Logistics: The following legs shown in Bold are still open. We are only beginning the planning process. But the following will give an idea of how it works.

    March 2012:

  • 10 Mar, 16 mi - Springer to Gouch Gap - Saturday - carolyn and Matthew (or N6WPV)
  • 11 Mar, 50 mi - Gouch Gap to Dick's Gap - Sunday - carolyn and Matthew (or Hiker Hostel)
  • 14 Mar, 16 mi - Dick's Gap to Deep Gap Wed
  • 15 Mar, 18 mi - Deep Gap to Glassmine Gap Thurs
  • 16 Mar, 17 mi - Glassmine Gap to Wayah Bald Friday
  • 17 Mar, 39 mi - Wayah Bald to Yellow Creek Gap Sat/Sun
  • 19 Mar, 40 mi - Yellow Creek to Clingman's Dome Mon-Wed (KZ5ED ?)
  • 22 Mar, 38 mi - CLingman's dome to Davenport Gap Th-Sat (KI4HDU ?)
  • 25 Mar, 13 mi - Davenport Gap to Max Patch Road Sunday
  • 26 Mar, 56 mi - Max Patch Road to Boon Cove Rd Mon-Wed

    April 2012:

  • 00 Apr, tbd - Roan Mountain, NC (WB3AJH ?)
  • 00 Apr, tbd - Comers Rock VA (KI4RIX ?)
  • 00 Apr, tbd - Apple Orchard Mtn, VA (N4WDC ?)
  • 00 Apr, tbd - Black Horse Gap BR Parkway VA mile 728
  • 00 Apr, tbd - US-60 Lexington VA mile 793 (Alberts ?)
  • 00 Apr, tbd - US-250/ I-65 Rockfish Gap VA mile 848 (Alberts ?)
  • 00 Apr, tbd - US-33 Swift Run Gap VA mile 893 (Alberts?)
  • 00 Apr, tbd - US-211 Thornton Gap VA mile 927 (KX4O ?)
  • 00 Apr, tbd - US-522 Chester Gap VA mile 955 (KX4O ?)
  • 00 Apr, tbd - Harpers Ferry mile 1008 (WB4APR)
  • 00 Apr, tbd - PenMar state line mile 1050 (WB4APR)

    May 2012:

  • 00 May, tbd - Boiling Springs PA mile 1067 (WB4APR)
  • 00 May, tbd - Duncannon (Harrisburg PA) mile 1133 (WB4APR)
  • 00 May, tbd - I-81 Swatara Gap mile 1175
  • 00 May, tbd - Port Clinto PA mile 1203
  • 00 May, tbd - Lehigh Gap PA TPK mile mile 1243 (KC2UML ?)
  • 00 May, tbd - Delweare Water Gap mile 1280 (KB3EJM ?)
  • 00 May, tbd - High Point SP, NJ mile 1322 (WI2W ?)
  • 00 May, tbd - Bear Mountain NY mile 1387 (NJ2R ?)
  • 01 Jun, tbd - Pawling NY/CT state line mile 1440 (WB4APR)
  • . . . . . . . . . . . Break

    July 2012:

  • 08 Jul, tbd - Resume hike at Pawling (WB4APR)
  • 00 Jul, tbd - Mt Everett, Great Barrington mile 1497
  • 00 Jul, tbd - Mt Greylock MA mile 1572 (N2YYZ ?)
  • 00 Jul, tbd - Killington Pk VT mile 1680
  • 00 Jul, tbd - Dartmouth, Hanover NH mile 1732
  • 00 Jul, tbd - Franconia Notch, NH mile 1801 (KB1TX ?)
  • 00 Jul, tbd - Mt Washington, NH mile 1842 (AE1P ?)
  • 00 Jul, tbd - Crafton Notch, ME mile 1907
  • 00 Jul, tbd - Bigelow Mtn, Stratton, ME mile 1994 (WA1KLI ?)
  • 00 Aug, tbd - Baxter SP, Mt Katahdin mile 2160 (WB4APR)
  • and many many more as planning proceeds.

    Annual Ham Radio Golden Packet Test: This Survey is not directly related to the annual Golden Packet Test but it shares a lot of the same people and interests. That test is a one day end-to-end communications test from some of the highest points along the trail as shown below. In contrast, this survey is more of the boots-on-the-ground test of individual coverage. On 24 July 2011, the golden packet test had people on all 15 mountain tops. This was the first year with someone on Katahdin, Tim, KA1YBS! (see photo below).

    .

    Is it LIVE or is it Google?: Google Earth is a fantastic tool for planning your hike. In many places you can zoom in and even see individual trees, rocks and logs! The next two images are the Google View and an actual photo provided by W4WWQ. The ray traced is towards Mt Rogers.


    the ray shown is to Rogers Mountain

    See another photo slightly more to The SW..

    OTHER REFERENCES: The ideal reference for all things for AT hikers is found at whiteblaze.net. On that page, read through the excellent links on the left hand column.

    Bob, WB4APR

    See my older GENERAL page on APRS applications and Ideas on The AT


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