9 band
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Antennas : 12M- Multiband delta loop by DL2HCB
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- A 10-20 meters coverage delta loop antenna by DL2HCB
[ Hits: 81604 | Votes: 42 | Rating: 4.79 ]
- A Lowband Antenna that is Almost Free
- 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.
[ Hits: 18741 | Votes: 4 | Rating: 7.75 ]
- QM5 Yagi for 2 meters band
- The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements
[ Hits: 6869 | Votes: 4 | Rating: 5.25 ]
- 2 Elements HB9CV
- 2 meters band HB9CV antenna
[ Hits: 22553 | Votes: 71 | Rating: 5.61 ]
- K9FV 40 meters band loop
- A Mississippi Style 40 meter magnetic loop
made from available aluminum conduit, this antenna will not disappoint by Ken Holland, K9FV
[ Hits: 14871 | Votes: 10 | Rating: 7.6 ]
- A dipole for 6 meters band
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- Six meters band dipole horizontal or vertical
[ Hits: 30492 | Votes: 28 | Rating: 5.35 ]
- 80M Vertical antenna with capacitance hat
- Simple wire antenna cheap to make, using readily available materials, Low angle radiation, with rejection of high angle signals Wide bandwidth, with resonance at the 80M DX window (3.790-3.800 MHz); and Maximum height is 40 feet
[ Hits: 25083 | Votes: 23 | Rating: 7.05 ]
- The Beverage Antenna Memorandum
- Memorandum on the Beverage Wave Antenna for Reception of Frequencies in the 550 - 1500 Kilocycle Band", FCC Report 9.2.1, by Benjamin Wolf and Adolph Andersen
[ Hits: 1251 | Votes: 0 | Rating: 0 ]
- Cubic Quad
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- The cubic quad is a very popular way to get reasonably high gain and excellent front to back ratios as well as low angles of radiation for without going to extreme heights. Includes design for 2 6 10 12 15 meter bands
[ Hits: 68041 | Votes: 64 | Rating: 5.08 ]
- VHF/UHF Yagi Antenna Design
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- Design your VHF UHF Yagi antenna online, a JavaScript enhanced web page that implements the design of an antenna for 2m and 70cm bands. This page offers a streamlined experience for Yagi antenna design enthusiasts. It assumes prior knowledge of Yagi design principles, minimizing distractions with a user-friendly interface. Equipped with essential equations, it provides instant design feedback. Red font warnings indicate design limitations, ensuring practical results. Constraints include Gain (11.8-21.6 dBd) and Boom Length (2.2-39 wavelengths), with additional frequency-dependent restrictions noted in input fields.
[ Hits: 147387 | Votes: 1105 | Rating: 6.95 ]
- 9 band vertical HF antenna by RW3XA
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- Simple vertical radiator with matching box. No traps, no tuner required for this multiband antenna
[ Hits: 38729 | Votes: 43 | Rating: 7.34 ]
- 7 MHz Vertical antenna
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- 7 MHz Vertical antenna for ham radio band of 40 meter text in spanish and english
[ Hits: 34581 | Votes: 98 | Rating: 8.43 ]
- IK-STIC 2 vertical multiband antenna
- The IK-STIC 2 is a vertical, all band, antenna that is over 25 feet tall yet weighs under 5 pounds.
Based on a telescopic pipe or a fiberglass fishing pole, using a tuner it can easily cover the amateur radio HF bands from 40 - 10 Meters
[ Hits: 4845 | Votes: 6 | Rating: 5.17 ]
- OH7SV Matti Hohtola Ham Projects
- The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO,
50 ohm to 200 ohm HF wide band transformers,
Wilkinson splitter for RX measurements,
Windom baluns 2001/2004,
Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver
[ Hits: 20371 | Votes: 36 | Rating: 8.11 ]
- GDXF - German DX Foundation
- The German DX Foundation (GDXF), founded in 1996, was established to support HF DX activities - on all bands or modes - to rare countries all over the world
[ Hits: 1160 | Votes: 10 | Rating: 6.6 ]
- BR-universal-Filt
- Freeware real time DSP filter particularly for applications of amateur radios , IIR, FIR filter, low-pass, high-pass, band-pass filter, band suppressor (notch filter) individually adjustable
[ Hits: 6295 | Votes: 15 | Rating: 8.26 ]
- RoMac 10 Band Equalizer
- 10 Band DSP Equalizer for Ham Radio, requires Win 98 or higher, 128 MB, 16 bit sound card.
[ Hits: 2643 | Votes: 5 | Rating: 7 ]
- DSPBOX
- DOS Freeware, DSPBOX is an attempt to code the Texas Instruments DSK 'C50 in such a way
to make it behave like a commercial DSP noise reduction unit, like the
NIR-12, the TimeWave 599+ and others. Not only the noise reduction function
has been implemented, but automatic notch, AGC and Band Pass have as well.
[ Hits: 2400 | Votes: 0 | Rating: 0 ]
- DF9CY Project Auriga
- PA is a JAVA software package containing several programs, SW/VHF/UHF Logbook (imports format from RADIOMAN, VMT), Log conversion to HTML format,
Import and export functions for RADIOMAN, CT RES files, BV QSL Labels, CSV etc.
Internet DX-Cluster support, Keeps track of your worked Callsigns, Checks your worked Grid Squares per band, Databases for worked Grids and Callsigns
Uses K1EA CQWW.CTY country file,
Easy command line version for terminal operation
Moontracking as clock, Pathloss calculation
[ Hits: 1868 | Votes: 0 | Rating: 0 ]
- FT897 SuperControl
- CAT control and logging software project especially developed for the YAESU FT-897 transceiver. Full control of the trcvr, EEPROM modification, VoIP, TCP/IP remote control, macro CW keyer, visual band scope
[ Hits: 16999 | Votes: 24 | Rating: 7.91 ]
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