[aprssig] Operation Uinta Report
Bruce Prior n7rr at hotmail.comSat Oct 1 03:20:12 UTC 2005
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Operation Uinta turned out differently than planned, but I suppose all such operations have their unexpected twists and turns. I planned a multi-day backpack trip. It turned out to be a car-camping experience. My initial acclimatization time at 10,560-foot elevation was the only period when the weather was completely free of the threat of thunderstorms. I experienced one such storm directly. One lightning strike was extremely close, as I sheltered in the car, grateful for its insulating rubber tires. I received no APRS Operation Uinta messages at all. I was, however, able to send two e-mail messages via the APRS system. Heres how I did that: using the APRS message system in the Kenwood TH-D7A(G), I went to Input, then under TO: I wrote EMAIL and then I began the text with the e-mail address following by a space and the rest of the message. The e-mail message had to be extremely brief, but it worked. See http://www.findu.com/cgi-bin/msg.cgi?call=N7RR for examples of APRS messages. I want to thank C.H. Stewart, Seabury Lyon, Don Wilhelm, Howard Kraus, Jack Bennett and Erik Weaver for their advice about dealing with static discharge from a kite-lofted antenna. Since I never reached a summit, I didnt ever use a kite to carry an antenna. I was equipped with a 1.2 megohm shunt resistor, however. W7GHT, W5UYH and W7GB provided excellent service by relaying formal traffic through the Idaho Montana Net (IMN: 0300Z daily on 3647 kHz) to my wife, K7MWP. The announced exchange for Operation Uinta was the 6-character Maidenhead grid and name. Only three operators furnished their 6-character grids. All contacts used CW. Here is the log: DATE/TIME Z BAND STATION SENT RECEIVED 2005-09-20-0325 80 m W7GHT QTC#1 to K7MWP [Boise ID Bill] 2005-09-20-1918 20 m K9EW DN40xs Bruce EN61 nr Chicago Ed 2005-09-20-1927 20 m N0KKY DN40xs Bruce nr Chicago Dave 2005-09-20-1931 20 m KG0RD DN40xs Bruce Omaha NE Jim 2005-09-20-1941 20 m KM6OR/QRP DN40xs Bruce Tulare CA Doug 2005-09-20-1945 20 m KB8RTJ DN40xs Bruce EN81 Amherst OH Jim 2005-09-21-0202 40 m WB6OLL DN40xs Bruce Santa Barbara CA Les 2005-09-21-0250 80 m W5UYH QTC#2 to K7MWP [Nampa ID Russ] 2005-09-21-2906 30 m K7NHB DN40wo Bruce CN94ia Les 2005-09-22-0135 40 m WA6BXV DN40xs Bruce CM88 Jerry Novato CA 5 W dipole 2005-09-22-0315 80 m W7GHT QTC#3 to K7MWP [Boise ID Bill] [my SWR 7.6:1] 2005-09-23-0219 40 m WA0MHJ DN40ww Bruce EN35kg Mark Ham Lake MN 2005-09-23-0224 40 m N6NR DN40ww Bruce CN87xo Rick or Rich 2005-09-23-0259 80 m W5UYH QTC #4 to K7MWP [Nampa ID Russ] 2005-09-23-0339 40 m K7KHC/7 DN40ww Bruce Troy MT Kevin 2005-09-23-1923 20 m K0LWV DN41se Bruce Lay MO Larry 2005-09-23-1941 20 m N7MFB DN41se Bruce Port Angeles WA Bill 2005-09-24-0250 80 m W7GB QTC #5 to K7MWP [Moses Lake WA Don] 2005-09-24-0334 80 m N7KRT DN40mq Bruce DM26 Jeff Las Vegas NV 2005-09-24-1952 20 m VA6RF DN40ll Bruce DO30 Earl Thanks to all of you who participated. I found that the end-fed wire & counterpoise antenna system did not load very well using the internal tuners in the KX1 and K1. (Bill, W7GHT, a renowned CW traffic handler, and recent inductee into the Idaho Amateur Radio Hall of Fame and recipient of the Presidential Volunteer Service Award, managed to copy my traffic one night while my SWR was 7.6:1, according to the readout on my K1. Margaret and I stopped to see Bill in his Boise home on our way back. We were intrigued to hear about his service as a high-speed CW operator and as an OSS officer during World War II.) Although Ive written a favorable review of the Elecraft T1 for a future issue of QST, I didnt bring the T1 along on this trip, relying instead on the optional tuners which are built into my KX1 and K1 rigs. Testing the KX1 and K1 tuners in my backyard in Western Washington, with moist, clay-rich soil, worked fine, but in the arid Uinta Mountains of Utah, I assume that the ground conductivity was too poor to provide an effective capacitive ground coupling with my two counterpoise wires. So, I retreated to the town of Roosevelt, Utah and bought some 18-gauge zip-cord. I fashioned that into a zip-cord dipole, 65 feet on each leg, tied at the feedpoint of the legs with a figure-8 knot. The zip-cord dipole loaded fine on 80, 40, 30 and 20 m bands. The 18-gauge zip-cord is too heavy for backpacking, however, so Ill duplicate the antenna using lighter-weight 22-gauge speaker cord for future backpacking. I just bought a 100-foot roll today at RadioShack. Well give it a go. 73, Bruce Prior N7RR Blaine, WA
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