I2YSB QSL Manager

I2YSB is the manager of the following stations:A82Z-A82X-5X3C-5X3E-9X0T-9X0Y-TJ2TT-J5T-TL8TT-3XY1T-5ZØL-9QØHQ-9Q1KS-TY1AA-9J2T-TO2TT-XT2TT-TT8TT-9G5TT-9G5XX-9L1X-6O0N-6O0CW-5M2TT-5U1A-5U2K-5U3T-5U4R-5U5A-5U6W-5U7B-5U7JK-5U8B-5U9C-5U0T-5W0SB-5V7TT-FO/I2YSB,IH9/I2YSB-J20MM-J20RR-TU2T-TX4PG-ZK3SB- HI3/IK2GNW,HI9/IK2GNW,ZK1NCI,ZK1GNW,FO/IK2GNW, 3B8/IK2GNW,5R8GN,8Q7PA,9M2/IK2GNW, 9M6/IK2GNW,9M/IK2GNW,D61NW,FG, FH,FJ,FR,FW/IK2GNW,J79W,KH6,KH8/IK2GNW,S79GN,T29GN,V73/IK2GNW,VK9GNW
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Latest articles, reviews and links posted to The DXZone.com, an amateur radio, cb radio, scanning and shortwave radio, reference site

The DXZone.com
  • New OSCAR-100 Uplink Converter MK2 by DXPatrol
    New Uplink Converter for OSCAR-100 434MHz to 2400MHz Low Cost Up convertor 100mW (or 8W) all mode TX uplink to Satellite

  • Top Amateur Radio Websites - Issue 1925
    Folded dipole antennas: terminated vs un-terminated, L.B. Cebik - W4RNL documents by ON5AU, Antenna Mast Guying for Amateur Radio Antennas, 50:450 Ohm (9:1) Balun for vertical antennas, Trapped Dipole Antenna for 20-30-40m, Vertical Antenna for 30 meters band, How setup the antenna tower, MSL - Mechanical Systems Lehmann - Telescopic Masts and Towers, HF SIGNALS, 435 plus 1296MHz ATF54143 Pre-amplifier

  • Top Amateur Radio Websites - Issue 1924
    A simplified guide to FT8 DXPedition mode, Caravan Ham Radio Shack, 80 meter Ceramic Resonator VXO CW Transmitter, Saluki Technology Inc., Introduction to NPR New Packet Radio - Presentation, NPR New Packet Radio - IP over 430 MHz, New Paket Radio: Hamnet over 70cm by EA4GPZ, S9A Log Online

  • WSJT-X version 2.1.0 released
    The WSJT Development Group is pleased to announce the general availability (GA) release of WSJT-X Version 2.1.0.

  • ICOM IC-R20
    IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.

  • FT CALC 1.3 - Ferrite Toroidal Core HF Calculator
    Software/Circuit Design
    This EXCEL Program Worksheet calculates the safe operating conditons for a toroidal transformer operating between 1 and 50 MHz. Manufacturer data for complex permeability, magnetic dimensions, and saturation flux density must be available. Some core types which are commonly used in amateur transmission are included. The program produces limiting winding voltages for linear operation and temperature rise over the range of frequencies and power specified.

  • Vanity Call Sign History
    DX Resources/Callsigns/Vanity Call Signs
    A document partially scripted by Wikipedia and washington readout about history of vanity call signs,

  • Fighting Antenna Corrosion - Antenna Maintenance
    Antennas/Repair and Maintenance
    How to make proper maintenance of your antenna. Fighting Antenna Corrosion is a QST article published in 1993 that helps on antenna maintenance works

  • How to Find Old Amateur Radio Call Signs
    DX Resources/Callsigns
    Many times, persons doing research about their ancestors know that a relative was a ham radio operator, and they are interested in learning the call sign held by that person. Depending on the year when the person was licensed, this can sometimes be a very difficult process.

  • The Easy Way Antenna Systems
    Antennas/Theory/Antenna Gain
    This document is a must read for anyone considering building a good low cost HF multi-band antenna system. The author combine in this document four important ingredients to produce simple but effective antenna system, like antennas of non resonant length, line attenuation, the transmatch and the balun

  • About The Beverage Antennas - Receiving Antennas
    An article about the Beverage antennas, super long wire receiving antennas thar are unidirectional and have a very low noise that makes this antenna excellent for low band dxing. By Thomas R. Sundstrom W2XQ, 73, June 1981, 73 Magazine

  • HamVoip - Asterisk Allstar on the Raspberry Pi
    Operating Modes/Internet Linking/AllStarLink
    Reference site of the HAMVOIP AllstarLink AllstarLink provides hams with a means of connecting radios, repeaters or simplex links, over the internet. It is built upon the asterisk open source PBX and runs on Linux

  • The Wave Antenna for 200-Meter Reception
    A QST Article published in November 1922 is about the origin of Beverage antennas, an unidirectional antenna type that was discovered and experimented for the first time in that period. This article is the introduction to beverage antenna theory, by the homonimous autho H. H. Beverage.

  • J-Pole Construction Drawings
    Complete plan for making a 2-meter J-Pole antenna. This drawing in PDF File includes a detailed list of the parts needed to assemble the Jpole antenna for 144 MHz.

  • The MonoGap Antenna for 30m Reviewed
    Radio Equipment/HF Vertical Antenna
    A review of the 30 meter MonoGap Antenna. This review covers from the unboxing go the Gap product, the assembly of the elements, the test and tuning phase and a performance report during the years

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