Antennas : Bazooka
- The Double Bazooka Antenna
- The Double Bazooka Dipole is a very efficient single band antenna which is very quite, and does not require the use of a balun. This antenna consists of coax (RG58) or other 50 ohm type with the shield split at the center and the feedline attached to the open ends
[ Hits: 7872 | Votes: 4 | Rating: 8.25 ]
- Beverage Antenna Construction
- Types of beverage wires, choose best supports and insulators, multiple antennas at one feedpoint, all well documented with photos and exaustive explanation.
[ Hits: 14828 | Votes: 7 | Rating: 9.43 ]
- Types of multiband antennas
- Types of multi-band antennas for the HF bands, from the horizontal end fed wire, to g5rv, log periodics, trap dipoles, vee beams and rhombic antennas.
[ Hits: 10051 | Votes: 11 | Rating: 6.18 ]
- Wlan antenna Waveguide type
- Dimensioning a cantenna, theory of the waveguide antenna
[ Hits: 4832 | Votes: 4 | Rating: 5.75 ]
- Mobile 2.45Ghz antenna
- A prototype 2.45ghz antenna for mobile use. This antenna has been u sed for surveying signal strength using a variety of free wlan tools.
[ Hits: 5900 | Votes: 9 | Rating: 5.33 ]
- DK7EO - comments and reports
- DK7EO ham radio blog
[ Hits: 227 | Votes: 1 | Rating: 10.00 ]
- DL2EBX - Geofoxing
- Ham radio blog on RDF fox hunting
[ Hits: 370 | Votes: 0 | Rating: 0.00 ]
- W5HLH - The Future of radio
- Exploring the future of radio, wireless, broadcasting, ham radio, and DX/shortwave listening. Edited by Harry Helms, W5HLH.
[ Hits: 302 | Votes: 1 | Rating: 10.00 ]
- Starline Electronics
- Full-size Professional Circumaural (closed type) Stereo Headphone Monitor designed for studio use, swl and amateur radio.
[ Hits: 474 | Votes: 1 | Rating: 2.00 ]
- PSK31 is a digital communications mode which is intended for live keyboard-to-keyboard conversations, similar to radioteletype. Its data rate is 31.25 bauds (about 50 word-per-minute), and its narrow bandwidth (approximately 60 Hz at -26 dB) reduces its susceptibility to noise.
[ Hits: 1296 | Votes: 1 | Rating: 10.00 ]
- WA4DSY 56KB RF Modem
- This is a prototype of the WA4DSY 56KB RF modem. It is intended for use on amateur packet radio networks. The modem generates RF in the 28 to 30 mhz range and requires and linear transverter to convert the signal to a UHF or microwave ham band
[ Hits: 908 | Votes: 0 | Rating: 0.00 ]
- Italian repeaters map
- An interactive repeater map that uses google maps to display location of repaeter types available in Italy by Andrea IW0HOG
[ Hits: 842 | Votes: 2 | Rating: 5.50 ]
- Yaesu FT-857 description
- The FT-857, the world's smallest HF/VHF/UHF mobile transceiver, provides base station-type performance from an ultra-compact package that's ideal for mobile or external battery portable work.
[ Hits: 993 | Votes: 0 | Rating: 0.00 ]
- Yaesu VX-5R Review
- Strong signals review of Yaesu VX-5r
[ Hits: 606 | Votes: 0 | Rating: 0.00 ]
- Electron Tubes and Vacuum Tubes for Industry
- Electron tube and vacuum tube stock-list with prices 4. Audio, broadcast and industrial tubes, triodes, tetrodes, thyratrons, ignitrons, vidicons and CRT's, microwave devices, nixies and receiving types + Bird RF devices and test equipment. Quality tubes at reasonable prices with many hard to find items available
[ Hits: 707 | Votes: 1 | Rating: 1.00 ]
- FFT Explorer
- A free (GPL) Linux (Xwindows GUI-based) utility that performs spectral analysis on real-time data from a sound card or other source, and can analyze the spectra of various sound file types. It can also accept data from many kinds of applications in plain-text form by way of the "named pipe" feature of Linux
[ Hits: 10400 | Votes: 7 | Rating: 5.43 ]
- GeoAlert-Extreme Wizard
- GeoAlert-Extreme Wizard maintains updated geophysical indices and displays the information in a friendly - at a glance - manner. GeoAlert-Extreme Wizard features a Global Maximum Usable Frequency, MUF, map that creates and manages predictions from the VOACAP engine.
Displayed geophysical indices include: solar wind Bz component, speed and pressure, current WWV type indices and predicted solar flux, planetary A-Index and probability of major storms at middle latitudes for the next day.
[ Hits: 1475 | Votes: 3 | Rating: 7.67 ]
- High Performance Software Defined Radio
- The HPSDR is an open source, GNU type, hardware and software project intended as a "next generation" Software Defined Radio (SDR) for use by Radio Amateurs and Short Wave Listeners
[ Hits: 7975 | Votes: 5 | Rating: 6.80 ]
- Install a PL-259 on an RG-8X
- A better way to install PL-259 connectors on RG-8X type coax by Dan Richardson, K6MHE
[ Hits: 24081 | Votes: 34 | Rating: 8.20 ]
- Prototype SWR meter for 2.45Ghz
- Testing antenna's is a lot easier if you have a good swr meter this is a prototype of a design by g7eyt.
[ Hits: 9201 | Votes: 8 | Rating: 6.13 ]
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