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APRS station AD7NP-4 - show graphs
Comment: VHF
Location: 47°37.80' N 122°12.90' W - ตำแหน่ง CN87VP41EE - show map
8.5 km ตะวันตกเฉียงใต้ bearing 235° มาจาก Redmond, King County, Washington, United States [?]
9.2 km ตะวันออก bearing 73° มาจาก Seattle, King County, Washington, United States
10.2 km ตะวันตก bearing 263° มาจาก Sammamish, King County, Washington, United States
123.8 km ตะวันออกเฉียงใต้ bearing 136° มาจาก Victoria, British Columbia, Canada
Last position: 2025-03-16 06:17:04 UTC (80d 10h21m ago)
2025-03-15 23:17:04 PDT เวลาท้องถิ่น Redmond, United States [?]
Altitude: 107 m
Device: aprs.fi: iPhone/iPad app (app, ios)
Last path: AD7NP-4>APFII0 via WIDE1-1,WIDE2-1,qAR,KI7RYA-5 (good)
Positions stored: 3
Other SSIDs: AD7NP AD7NP-6 AD7NP-i
About this site
This page shows real-time information collected from the Automatic Position Reporting System Internet network (APRS-IS). APRS is used by amateur (ham) radio operators to transmit real-time position information, weather data, telemetry and messages over the radio. A vehicle equipped with a GPS receiver, a VHF transmitter or HF transceiver and a small computer device called a tracker transmits it's location, speed and course in a small data packet, which is then received by a nearby iGate receiving site which forwards the packet on the Internet. Systems connected to the Internet can send information on the APRS-IS without a radio transmitter, or collect and display information transmitted anywhere in the world.
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