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Query: qsl
Links: 2059 | Categories: 6
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This Vertical antenna design by David Reid for lower bands focuses on achieving effective DX communication by optimizing the antenna low-angle radiation for long-distance contacts. The design incorporates techniques like linear loading and capacity hats to reduce the antenna's height while maintaining performance, especially on 40m and 80m bands. Building a solid ground plane and using quality materials ensure efficiency and durability. Although vertical antennas can be complex to build, this project simplifies the process, making it accessible for ham operators seeking strong, reliable signals. -
Amateur Radio Control System for the Kenwood TS-2000 by WB5KIA -
Roy G4WPW has collected one of the most complete and interesting pages for microphone connections schemas and wiring. Includes Kenwood microphones schematics as well as Yaesu Icom Alinco Adonis Drake Heil JRC MFJ schematics -
Practical contruction and designing notes of a delta loop for the 40 meters band -
Yagis for homemade with a new match-system, for 6m, 4m, 2m, 70cm and Shortwave -
This page describes a homebrew QRP SSB transceiver built by WB9IPA. -
The HB9CV-Beam is a 2-Element-Yagi with two driven elements and was introduced by Rudolf Baumgartner, HB9CV in the 1950ies. This beam antenna is a coax-feeded version of the ZL-Special construction by DK7ZB for 2m, 6m and 10m -
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Ten meters propagations beacons compiled by Bill Hays WJ5O -
The Shunt-fed Tower, an effective Low Band Antenna, uses your beam as a capacitive top-hat and only needs a simple feed network and a good ground system to work DX on 80M and 160M. -
Amateur radio clipart and animations. -
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Amateur radio links and homebrew projects -
A switchable antenna for 80/160 meters by IK1ZOY. A new version of a 1/4L 80 m. dipole modified for use in 160 m. band. using it's own coaxial cable feeder to wrap a coil. -
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Website devoted entirely to the Yaesu FT1000MP. Our purpose is to link you with other owners and to enhance the understanding and appreciation for just what the radio can do, and how you can use other hardware and software with it. -
The best antenna is the simple Dipole. If you have height, you even can put up a quarter wave vertical or an inverted, but sometimes you may need shorten version by 4S7NR -
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10-12-15-17-20m A description was in the German Ham-Magazine "Funkamateur" in Issue 11/2003 -
A wire yagi antenna for 20 and 40 meters band suitable for outdoor and field day operations -
GAP Titan DX Evaluation, antenna for 10m 15m 20m 40m 80m -
Amateur Radio Maps DOS and Windows program which contains maps of continents and countries. Not updated since 2000. -
An easy to build antenna switch for long wire antennas, expecially designed for sloper antennas -
G3PTO antenna drawing plan for a 50MHz 6 Element Yagi beam -
3 elements VHF Yagi homebrew antenna designed with YAGIMAX 3. Maximum forward GAIN is about 8,17 DBi. This antenna offering an effective radiation power 4 times greater of the transceiver output by SV1BSX -
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Multi Band Quad,Cushcraft R5, R7, R7000, repair and maintenance, Remote Antenna Switching, Hexagonal Beam, Automatic Band Decoder, Low Band Verticals, Crank-up Tiltover Tower etc -
A .ico file library containing lots of icons for Windows, regarding Amateur Radio, to customize your desktop -
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This Delta Loop is a three-sided antenna suspended high in the air by vertical supports, such as tall evergreen trees. Recommended height is 40 feet or more at highest point, but higher is better. -
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This page contains dynamically updated propagation information. -
Predicts ionospheric (sky-wave) propagation between any two locations on the earth on frequencies between 3 and 30 MHz -
An easy to build antenna switch with common rele -
A 3 elements long yagi antenna for 6 meters band by ON6MU -
A coil loaded dipole antenna for 40 and 80 meters band by I2CN -
py2ohh homebrewing of receivers, transmiters and Test Equipment for ham and swl, using cheap, easy to find or surplus components -
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This is a combination center and top loaded multiband antenna by Mark D. Lowell, N1LO PDF File -
Inductance and Capacitance meter using``Frequency Shifted Oscillator -
A portable antenna for mode B and J satellites -
DIY Basic Electronic Theory, Basic Antenna Theory with Antennas built from common materials. What does SWR really mean. Baluns from transmission line. -
The Yaesu VL-1000 Quadra HF Linear amplifier -
A program to design and print QSL cards on your computer, as well as design QSL cards for printing by commercial printers. This program overcomes many of the limitations that are present in other QSL design and print programs and methods. Works on Windows 7 to 10. -
This sketch will read RF power and SWR from any SWR bridge, designed to work on VHF UHF bands -
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A program to control a repeater using an old computer and printer or serial port.