nv4b.com
ChrisArthur.com
http://www.nv4b.com/aprs.html
APRS Prop. Map. Public Svc Comm Man. APRS in Northwest Alabama. APRS operators in Northwest Alabama are currently served by these digipeaters:. KU4WW-1 in Barton (wide-coverage). WX4CC-1 in Tuscumbia (local). KG4PID-15 in Bear Creek, AL. Screenshot of local activity taken by KU4WW. WX4FC APRS Weather Station. The station is a part of the North Alabama Weather Station Network. Which is part of the Citizen Weather Observation Program. Anthony Guillory, K4ARG for donation of the weather station.
nv4b.com
ChrisArthur.com
http://www.nv4b.com/photos.html
APRS Prop. Map. Public Svc Comm Man. Three of a kind: (L-R) Tom, K4ZGB, yours truly, and J.D., WB4AWM at the 2005 Huntsville Hamfest. We're all sporting T-shirts won in the California QSO Party. I believe Joe's is the 2004 vintage, mine is 2000, and J.D.'s is 1999. Forgive the poor quality, but the photo was taken by a cell phone.
nv4b.com
NV4B Contesting
http://www.nv4b.com/contesting.html
APRS Prop. Map. I am a member of the Alabama Contest Group. And former manager and current participant in the Alabama QSO Party. All contests have been entered with 100 watts. Typical antennas have been an 80-meter dipole or G5RV for 80-20. There was an 80-meter full-wave loop for a short while. A Solarcon A99 vertical for 15 and 10 was added in 1999. 4/18 SOLP PH AL. 2nd SOLP MM AL. 1st SOLP MM AL (claimed). 1/1 SOLP MM AL. 2/2 SOLP PH AL, 339/672 overall. 1/29 SE division, 57/386 overall. 1 SOSB 15 AL.
nv4b.com
ChrisArthur.com
http://www.nv4b.com/balloonsat.html
APRS Prop. Map. Public Svc Comm Man. BalloonSat is a high-altitude university weather balloon project intended to lead to a student-designed satellite. I will be flying some HF CW beacons on upcoming BalloonSat and Space Hardware Club flights at UAH. These beacons will use a homebrewed MSP430 controller and a transmitter either homebrewed or kit-built. Desired output power is 100-500 mW, though I may experiment with less. Project Summary (75 KB PDF). Project Proposal (110 KB PDF). Schematic (20 KB GIF).
nv4b.com
ChrisArthur.com
http://www.nv4b.com/fd.html
APRS Prop. Map. Public Svc Comm Man. City Lake Park (Russellville). City Lake Park (Russellville). WX4FC FC 2006 - Class 1F, AL - 862 points. Franklin County EOC, Belgreen, AL. In 1F, 2/2. In 1F AL, and 27/30. NV4B FD 2005 - Class 2F, AL - 746 points. Franklin County EOC, Belgreen, AL. The first ever Franklin County ARES Field Day was a success. Although we didn't have sky-high point or QSO totals (88 Q's, 746. Thanks to operators Roy Nagle, W4AQQ; Patrick Nagle, N4GLE; and Roy Gober, KI4HFU. KU4IU (left...
nv4b.com
The WX4FC Repeater System
http://www.nv4b.com/repeaters.html
APRS Prop. Map. Maintained by NV4B and W4AQQ. Repeater Status (Last updated June 5, 2013). 5313- Spruce Pine: Under Construction, ETA July 2013. 2 Meters - West. 14679- Vina: On Air. 2 Meters - Central. 14736 Belgreen: On Air. 2 Meters - East. 14721 Spruce Pine: On Air CTCSS 103.5 Hz. 2 Meters - Russellville. 14716 Russellville: On Air. 444675 Spruce Pine: On Air. 53130- Spruce Pine, PL 103.5 Hz. This repeater was donated to us by the Phil Campbell Rescue Squad. Equipment: Motorola Desktrac at 25 watts, ...
nv4b.com
ChrisArthur.com
http://www.nv4b.com/about_ar.html
APRS Prop. Map. Public Svc Comm Man. What is amateur radio? Amateur radio is an FCC-licensed radio service for individuals who enjoy radio communication as a hobby, and who wish to further their understanding of electronics and radio principles. Amateur radio is NOT low-power AM/FM nor is it a broadcast service. Amateurs do not broadcast, they transmit. Broadcasting is the transmission of messages intended for the general public; amateurs may only communicate with each other. Who can I talk to? The Techn...
nv4b.com
ChrisArthur.com
http://www.nv4b.com/station.html
APRS Prop. Map. Public Svc Comm Man. The NV4B Shack - updated October 14, 2007. Primary HF) with Yaesu FP-1023 switching power supply. Diawa RS-300 30A linear power supply. Welz 100W VHF/UHF wattmeter. Kenwood TH-31BT HT (222 MHz). Gateway 400c Computer for digital modes. Buxcomm Soundcard interface (2). Dell Dimension 4300 Pentium 4 computer for general computing. See also QRP page. 440/2m FM: Workman UVS-200 at the top of a 17' mast. 6m SSB: MFJ 3-element 6-meter beam. 20m/40m: Homebrew G5RV at 30'.
nv4b.com
ChrisArthur.com
http://www.nv4b.com/qrp.html
APRS Prop. Map. This is the page where I will document my homebrew and QRP activities. I have a Yaesu FT-817ND and LDG Z-100 autotuner that I use for portable operation. I recently acquired a B&W AP-10 portable antenna, but have not tried it yet. For 20 meters, I have a 1/4-wave wire vertical that I have used with success while portable. Small Wonder Labs SW 20 (kit). Vectronics VEC-1120 20m dc receiver (kit). Vectronics VEC-1140 40m dc receiver (kit). Vectronics VEC-1240 40m 1W xmtr (kit). Is more of an...
