An Overview of Modern Digital HF Radio Operating Modes
TOR is an acronym for Teleprinting Over Radio. It is traditionally used to describe the three popular “error free” communication modes – AMTOR, PACTOR and G-TOR. The main method for…
TOR is an acronym for Teleprinting Over Radio. It is traditionally used to describe the three popular “error free” communication modes – AMTOR, PACTOR and G-TOR. The main method for…
A continuous wave or continuous waveform (CW) is an electromagnetic wave of constant amplitude and frequency; and in mathematical analysis, of infinite duration. Continuous wave is also the name given…
SEBAHAGIAN RADIO AMATOR DI MALAYSIA Senarai ini adalah sebahagian daripada Radio Amator di Malaysia yang di ketahui maklumatnya. Walau bagaimana pun anda adalah sdigalakan untuk memperbetulkan maklumat yang terkini dengan…
Recently, my interest was finding and making a CW contact with DX station on 40m using my 100 watts transceiver and a homemade 40m dipole (2 meters above the ground).…
– a summary or overview of the fascinating hobby of amateur radio or ham radio. Amateur radio is one of the most exciting hobbies today. There are over a million…
An amateur radio operator is someone who uses equipment at an amateur radio station to engage in two-way personal communications with other amateur operators on radio frequencies assigned to the…
II1IANS is a special event callsign operated by E.R.A. Arenzano from Nazario Sauro Genova submarine. This special call-sign will be back on air on January 26th and 27th from “Nazario…
I have a different thought about interference from battery chargers. For a totally blind person, the radio interference can be helpful. Put an AM radio next to the charger, and…
Radio TV Malaysia (RTM) regional broadcasts can now be verified directly by sending e-mail reports to Mr. Zulkifli Bin Abdul Rahim at [email protected] . Also the reports may alternatively be…
Miniature, portable digital SDR-Software Defined Radio General Specifications Receives HF: 160m – 10m Amateur (Ham) Radio & AM International Broadcast Bands VHF: FM broadcast, Aircraft Band, Amateur, Marine, NOAA Weather…
In the event of the demise of an ASAA holder, the allocated call sign may be revoked. The revoked call signs may be re-allocated to new applicants after a period…
Developed in the 1830s and 1840s by Samuel Morse (1791-1872) and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations.…
Beginning in 1836, Samuel F. B. Morse and Alfred Vail developed an electric telegraph, which sent pulses of electrical current to control an electromagnet that was located at the receiving…
By Steven R. Hurst, KA7NOC What does CW mean ? CW stands for “continuous wave”, most hams refer to Morse code when they talk about “CW”. So what does CW…
“What hath God wrought?” Numbers 23:23 The famous words chosen by Samuel F.B. Morse as the first telegraphic message, sent on May 24, 1844. “You see, wire telegraph is a…
From Jim Wades, WB8SIW come the following inforation regarding the origins of the term “continuous wave.” Here is his abridged version. The first radio transmitters generated RF by discharging a…
By Milt, K4OSO 1. I CAN’T COPY VERY WELL Copy skills get better with time and practice. Nerves is certainly a factor at first. The answer to nerves is exposure.…
I’m Tomas David Hood. I am a Radio Amateur (Extra), living in Hamilton, Montana. I enjoy having two-way communications by way of shortwave radio signals, in the Amateur Radio hobby.…
11/27/2012 Producer Steven Spielberg has used Amateur Radio or Morse code in three of his last four movies: Super 8 (2011), The Adventures of Tin Tin (2011) and Lincoln (2012).…