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Query: qsl
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How to protect your receiver when operating in SO2R and using beverage antennas. A custom protection box made with two resistors and 2 stack of diodes. -
W3FPR fixed level AF output fot the Elecraft K2 -
This article include a circuit that allows a cheap 0-1mA meter to be used as a micro-ammeter or a milli-voltmeter -
This award is open to all Amateurs and SWLs -
Amarteur Radio Society Of India, the national society, is issuing Worked Republic of India (WRI) Award to VU and Dx operators. -
The TRI-STATE emergency communications response team is dedicated to providing help to public service agencies with communications when normal communications are not working. -
How to add the YF-122CN 300 Hz CW filter or YAESU XF-119SN 2,3 Khz SSB filter in the Yaesu FT-857 -
The Zero incoming QSL bureau, serving zero land hams incoming QSL bureau -
New Zealand Association of Radio Transmitters Auckland Branch 02 -
Taken from: Brief History of Amateur Radio in Calcutta-by Avinash Missra, VU2EM -
Check out these vintage QSL cards from the 20th Century in this gallery of old QSL cards. -
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Alcatel Amateur Radio Association -
A.I.R.A. is chartered by the State of Illinois as a non-for-profit corporation and has been in existence over 21 years -
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Exaustive review of the self-contained, top-performance HF/6m transceiver Icom IC-7700 -
Live webcam images, still pictures and movie clips over an HF SSB channel. NBTV (Narrow Band Television) is a technique with some similarity to SSTV, and some to conventional FSTV -
Product information, resources, enhancements and links of the popular ICOM IC-756PRO III -
The club was founded in 1987 when a group of ham operators hauled radio gear, antennas, and a generator to the island by boat to operate portable during ARRL Field Day -
These were some of the steps I took to setup my Allstar link node/server and some of the modifications that I did to it. -
West Virginia state amateur radio council -
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YU7EF EF0206 2m Band 6 Element Yagi Antenna project, provides 11.8 dbi gain -
How to calculate impedance of unknown coaxial cable with a simple formula. -
This document explain what is happening when you perform the steps to calibrate the K2, and present various methods to accomplish the task. -
Norfolk Island 6m DXpedition 25 March to 07 April 2012 VK9N/ZL1RS -
Personal page with homebrewing articles by Y05OYR -
Analysis of flag receiving antennas using MININEC with focus on relation of size and atenna height by VE6WZ -
February 10-20, 2012 Winter DXpedition to Miquelon Island -
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The Western Washington Amateur Television Society (WWATS) is a group of amateur radio operators in the Puget Sound area with a common interest in amateur television -
The official website of Bilkent University Amateur Radio Club, YM2XBU. -
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This J-Pole is mounted on a fishing rod. The radiator L1 is an isolated copper-wire with a length of 281,5 cm while the quarter-wave matching sector L2 is made with 450-Ohm-Wireman-cable -
A home made Antenna Tuner made with a simple inductor and a few spare parts. Despite the title, the author succesfully tested this ATU with higher power inputs. -
An unique method to listen to QRSS signals is... using an old tape recorder with variable speed -
The Crossroads of America Amateur Radio Ladies Association is an association of female amateur radio operators from Terre Haute, IN, and the surrounding area. -
Data sheets for most of the major components of the K2 -
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UK frequency list provide reference table to lister to Police scanner channels UHF VHF, Amateur Repeaters, Ambulance CB Radio CoastGuard Rescue, marine VHF, Military and more. -
Work any five Province of Québec Lighthouses -
Schematic diagram circuit to build a RS232 serial interface for the Yaesu FT 1000D, works also as CW Keyer control with Log-EQF software. May be used with other Yaesu HF Transceivers. -
These band filters are based on 3 or 5 sections Butterworth band pass filters, maintaining 50 Ohm impedance, and when built around toroidal inductors, can be made very compact. -
Tips on QSLing. Once you work that DX station, you have won the battle, but the war may just be beginning. I am talking about getting the QSL card. There are several ways to go about this. -
The South Milwaukee Amateur Radio Club is an ARRL general-purpose affiliated club with Hams from all interest groups -
A HF power amplifier with a push-pull of AFT09MS015N. The (small-signal) gain of the amplifier is around 26 dB in the lower HF band and goes down to about 24 dB on the higher end and still around 21 dB at 50 MHz. Its input matching is relatively good at the lower HF and degrades above 10 MHz. -
A multiple page article about assembling the antenna system, this section includes informations on constructing of the concrete tower base, starting from setting up correctly the foundations in relation to the antenna height. -
VHF repeater located in bedale north yorkshire -
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The Tararua Amateur Radio Club, Branch 06 of the New Zealand Association of Radio Transmitters (NZART) is an incorporated society for Radio Amateurs and interested persons.