- Multiband delta loop by DL2HCB
- A 10-20 meters coverage delta loop antenna by DL2HCB
[ Hits: 76781 | Votes: 33 | Rating: 5.26 ]
- Quad Antenna System by Pfeiffer Maltese
- Excellent Quad Antenna projects for 40 20 17 12 10 and 6 meters band in this pdf file project by Pfeiffer Maltese
[ Hits: 37532 | Votes: 12 | Rating: 7.33 ]
- Multi-Band Super Mini Loop Antenna
- How to make the Super antenna.
To build this antenna you need a lot that is at least 100 feet across.
Antenna covers all bands 80-10 meters + 30, 17, 12 meter WARC Bands
This antenna works as a Full Wave Loop on 80 Meters and also works as a 2 wavelength open loop or Bi-Square on the 40 Meter band
[ Hits: 20825 | Votes: 4 | Rating: 4.25 ]
- My 80 Meter Magnetic Loop
- A custom made 80 meter loop antenna. Reports on usage and tips to build the support.
[ Hits: 24674 | Votes: 22 | Rating: 4.85 ]
- Quad calculator
- Cubical quad antenna calculator in java script let you calculate elements size and spacing in inch and meters.
[ Hits: 58040 | Votes: 418 | Rating: 6.97 ]
- Multiband wire antennas and ATUs
- DC1YB experience on multiband wire antennas. In particular examine FD4 windom and G5RV antenna, considering noise levels and matching aspects.
Author reviews also the usage of Automatic antenna tuners in TS-50 TS-480 and GC-3000
[ Hits: 23448 | Votes: 22 | Rating: 4.37 ]
- Multiband dipole comparison
- A comparison of different multi-band dipole techniques
[ Hits: 32914 | Votes: 24 | Rating: 5.39 ]
- No tuner HF bands Center-Fed Antenna
- HF Horizontal Center-Fed Antenna From W5DXP
[ Hits: 17401 | Votes: 9 | Rating: 9.23 ]
- PAC-12 Antenna - mobile multiband
- Here's an award-winning, easy-to-homebrew, multi-band portable vertical antenna designed by long-time antenna aficionado James Bennett, KA5DVS. He documented the design and construction plans for a portable antenna that can be built with relatively ordinary components
[ Hits: 19728 | Votes: 15 | Rating: 8.13 ]
- Picture of a multiband dipole
- Pictures of a multiband dipole, build with simple PVC T and standard electrical wire
[ Hits: 39693 | Votes: 23 | Rating: 4.96 ]
- Quickie Vertical
- KQ6RH HF multiband vertical antenna plan
[ Hits: 70471 | Votes: 30 | Rating: 5.17 ]
- Portable Loop Antenna
- This loop it is small and light enough to carry while operating, it disassembles into small but rugged pieces that fit easily in a backpack or gym bag, and it can be tuned from 14 MHz to 30 MHz.
This tunable magnetic loop antenna is my contribution to the well established art of amateur loop making. Can be tuned from 14 MHz to 30 MHz.
[ Hits: 48299 | Votes: 21 | Rating: 6.05 ]
- Quad Loops
- Quad loops can be a practical way to get some gain without constructing a full Cubic Quad
[ Hits: 17260 | Votes: 5 | Rating: 4.20 ]
- New HF antenna HB9ABX
- A new, revolutionary design allows the construction of small HF antennas,
which provide the same efficiency as large antennas. This antenna can be built for all HF bands, from 10 to 80 m.
[ Hits: 21553 | Votes: 33 | Rating: 9.13 ]
- Portable vertical antenna
- Vertical transportable HF antenna by CT1BYR
[ Hits: 24872 | Votes: 6 | Rating: 5.83 ]
- New Carolina windom antenna
- PDF file by QRP Expressions by By N. T. Len Carlson, K4IWL
[ Hits: 42254 | Votes: 56 | Rating: 7.79 ]
- 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: 19368 | Votes: 28 | Rating: 7.90 ]
- QRZ Call Sign Server
- Call Sign lookup by QRZ.com
[ Hits: 30386 | Votes: 83 | Rating: 6.81 ]
- NASA Online VLF Receiver
- Hear VLF audio from NASA online VLF radio receiver in Huntsville, Alabama.
[ Hits: 24578 | Votes: 88 | Rating: 4.37 ]
- Nottingham UK Live Scanner
- Live CB radio and scanner from Nottingham UK, listen to UK ch 19 (27.781) and 27.555 USB and a live scanner from central UK.
[ Hits: 15824 | Votes: 122 | Rating: 5.03 ]
- New York Long Island Scanner Pages
- New York / Long Island Scanner forums, chat, and live scanner feeds of Nassau County Fire Departments. Site registration is needed to listen to the live feeds
[ Hits: 16831 | Votes: 29 | Rating: 4.82 ]
- New York Live Police Radio
- Listen to NYC Live Police Radio
[ Hits: 127518 | Votes: 1220 | Rating: 6.84 ]
- New York Police scanner, NYPD FDNY
- Listen to NYPD and FDNY fight crime and fires on Staten Island. New York police scanner radio streaming in real audio.
[ Hits: 62958 | Votes: 152 | Rating: 3.98 ]
- Orlando Florida live scanner
- Public safety scanner feed from Orlando Fl
[ Hits: 27006 | Votes: 206 | Rating: 6.47 ]
- Ottawa live audio feed
- Ottawa EMS live police radio, and emergency services canada
[ Hits: 16694 | Votes: 43 | Rating: 7.88 ]
- Mosley Electronics
- Wide variety of multi-frequency Yagis, Verticals, and Dipoles as well as other single and multi-frequency configurations to meet specific requirements.
[ Hits: 22604 | Votes: 26 | Rating: 5.88 ]
- Radio & Communications
- Info about many aspects of Radio & Communications. Antennas, signals, frequencies, codes, swr, scanning etc.
[ Hits: 18276 | Votes: 13 | Rating: 3.32 ]
- Near-Realtime MUF indicator
- This is a highly informative map that can be used by amateur and professional radio communicators to determine maximum usable frequencies for any world-wide path at the indicated UTC (Zulu) time.
[ Hits: 26552 | Votes: 87 | Rating: 7.63 ]
- Police Scanners, Scanner Frequencies,
- Provide information about police scanners and the hobby of radio scanning to those who know little or nothing about scanners as well as other great stuff for regular users to enjoy
[ Hits: 36144 | Votes: 67 | Rating: 4.55 ]
- Radio Pro Shop
- 11 Meter CB, 10 Meter Amateur Ham, FRS, GMRS Radios, Test Meters, Scanners, Antennas, Microphones, Power Supplies, Inverters, Accessories and Technical Reference Information.
[ Hits: 16028 | Votes: 11 | Rating: 5.18 ]
- NEC-Win Pro
- Antenna Analysis software with the user in mind.
[ Hits: 30352 | Votes: 61 | Rating: 5.56 ]
- Windows freeware multimode program by F6CTE it supports BPSK31 QPSK31 PSK63 PSK63F PSK10 PSKFEC31 PSKAM CW CCW THROB 4 bauds THROBX RTTY SITOR-AMTOR-NAVTEX FELD HELL PSK JT65 HELL HF FAX SSTV FILTERS
[ Hits: 86083 | Votes: 132 | Rating: 7.50 ]
- Radio Explorer
- Graphic viewer for shortwave broadcasting and programming schedules. Supports viewing schedules in an expanding table and on a 24-hour Gantt chart using the local time and the UTC time display modes. Runs on multiple platforms.
[ Hits: 18167 | Votes: 59 | Rating: 7.92 ]
- MRP40 Morse Decoder
- Program to receive morse code via sound card, Windows 9x/Me/XP, it allows to transmit morse code from the keyboard. Includes a comfortable Audio Analyzer Display. Successor of known MRP37
[ Hits: 43026 | Votes: 74 | Rating: 5.61 ]
- A freeware windows morse code trainer for beginners and experts by DK5CI
[ Hits: 75452 | Votes: 269 | Rating: 6.25 ]
- Digital modes decoding software for the macintosh. Decodes CW, RTTY, WEFAX, SATFAX, ACARS, DTMF, SSTV
[ Hits: 16437 | Votes: 18 | Rating: 4.63 ]
- Radio Propagation & Diffraction Calculator
- This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.
[ Hits: 22585 | Votes: 42 | Rating: 3.26 ]
- PSK31 Deluxe
- PSK31 Deluxe is a PSK31 and PSK63 program for novices and power users.
It has been replaced by Digital Master 780 and is now a legacy product.
The last version of PSK31 Deluxe was shipped with the HRD 4.0 SP4 kit and is no more availabe and supported.
[ Hits: 23313 | Votes: 54 | Rating: 6.24 ]
- QSL Maker
- Freeware Windows QSL card printer software. This tool will let you create you own QSL cards importing pictures and customizing colors and other cards aspects. Print directly to your ink-ject or laser printer. Runs on windows systems by wb8rcr
[ Hits: 25978 | Votes: 27 | Rating: 6.38 ]
- Nova For Windows
- Real time tracking of an unlimited number of satellites, fast, accurate and easy to use. Automated FTP keps updates. Also support a great number of interface to control rotors azimuth and elevation plus frequency doppler shift.
[ Hits: 26550 | Votes: 59 | Rating: 5.48 ]
- MOSFET amplifier for 80 mt.
- Picture index of 150W MOSFET linear amplifier for 80m 1996, includes photos and schematics
[ Hits: 17469 | Votes: 21 | Rating: 4.67 ]
- Peg Leg CB Radio Repair & mods
- Repair and modifications
[ Hits: 25443 | Votes: 1000 | Rating: 7.93 ]
- President CB Radio Mods
- Windows operated software and technical documentation for President CB-Radio`s
[ Hits: 24397 | Votes: 182 | Rating: 5.86 ]
- Radio and Scanner Modifications
- Scanner and radio mods taken from qrz ham radio cd rom
[ Hits: 20282 | Votes: 38 | Rating: 6.08 ]
- N3LS Larry
- Amateur radio links and homebrew projects
[ Hits: 17195 | Votes: 4 | Rating: 1.50 ]