Search Results for "cat system"167 links
Antennas : G5RV
- G5RV - Radio comm. 1984
- Article taken from Radio Communications July 1984 by Louis Varney G5RV
[ Hits: 925 | Votes: 1 | Rating: 1.00 ]
- QEX Ground System Experiments
- N6LF series of experiments on ground systems for vertical antennas. That series of reports was converted, with some modifications, into a series fo seven articles in QEX magazine.
[ Hits: 565 | Votes: 1 | Rating: 8.00 ]
- Antenna resonance and bandwidth
- About antenna or aerial resonance and bandwidth and the impact of RF antenna resonance and bandwidth on radio communications systems.
[ Hits: 266 | Votes: 0 | Rating: 0.00 ]
- Installing Vertical HF Antenna Radials
- A ground radial system for the Hustler 5BTV antenna
[ Hits: 368 | Votes: 1 | Rating: 5.00 ]
- HDSCS Hospital Disaster Support Communications System
- A group of ham operators in Orange County, California that has supported over 30 hospitals since 1980. Includes information on how hams can provide hospital support in their own areas.
[ Hits: 238 | Votes: 0 | Rating: 0.00 ]
- The Austin QRP Club
- The A QRP Club is a small group of Amateur Radio enthusiasts who enjoy building, operating and (mostly) talking about Low Power radio communications, equipment and systems.
[ Hits: 382 | Votes: 1 | Rating: 10.00 ]
- WebSDR from Siberia
- Softrock 6 20m receiver located in Tyumen Russia
[ Hits: 1618 | Votes: 8 | Rating: 4.25 ]
- Vortex Antenna Systems
- Vortex Antenna Systems, radio communication antenna aanufacturer and supplier of antenna related hardware. Ham radio HF and VHF Antennas, antenna parts, mast and mounts.
[ Hits: 2204 | Votes: 1 | Rating: 10.00 ]
- Radio Structures
- Manufacturers and Installers of Masts, Towers, Antenna systems, Trailer Masts, Lattice Masts and Bracketry. Radio, CCTV and lighting masts, tower Refurbishments, safety surveys, mast tower inspections, safe to climb certification
[ Hits: 411 | Votes: 3 | Rating: 10.00 ]
- TCI International
- US global provider of innovative radio frequency (RF) solutions for spectrum monitoring and antenna applications. Specializes in Spectrum Monitoring, Communications Intelligence , HF/MF Broadcasting & Communication antenna systems.
[ Hits: 320 | Votes: 0 | Rating: 0.00 ]
- Kathrein Inc
- Manufacturer of professional antenna and filter systems for communications and broadcasting, serving commercial and governmental markets worldwide.
[ Hits: 384 | Votes: 2 | Rating: 5.50 ]
- STAR-H Corporation
- STAR-H Corporation specializes in extremely wideband dipoles and compact low-profile antenna systems for military, emergency management, commercial operations and consumer wireless applications.
[ Hits: 247 | Votes: 2 | Rating: 10.00 ]
- Amplifier Systems, Inc
- Designer and manufacturer of RF amplifiers used in a variety of custom applications in many diverse industries - from Scientific, Medical, Industrial, and Communications and Broadcast.
[ Hits: 182 | Votes: 0 | Rating: 0.00 ]
- XCOM Avionics
- Communications systems for sport aircraft
[ Hits: 188 | Votes: 0 | Rating: 0.00 ]
- RSQ Signal Rporting for Digital Modes
- This site is devoted to promoting RSQ as an improved signal reporting system for narrow band digital modes and to demonstrating its application to the popular PSK31 mode.
[ Hits: 498 | Votes: 1 | Rating: 5.00 ]
- k7ICU Tucson AZ Repeater
- The K7ICU repeater system is situated about 500' above metro Tucson, at the base of the Catalina Mountains. It is an open system providing coverage to the greater Tucson area.
[ Hits: 215 | Votes: 0 | Rating: 0.00 ]
- CAT System on MIC socket for Yaesu FT-897 FT-857
- How to redirect the CAT to the MIC socket on the Yaesu FT-897/857
[ Hits: 2041 | Votes: 4 | Rating: 6.25 ]
- Rad-Comm Systems
- Emergency Communication Equipment. Rad-Comm Systems is a veteran owned business and knows how critical your communication needs can be.
[ Hits: 157 | Votes: 0 | Rating: 0.00 ]
- This software predicts future passes for amateur radio satellites for a specified location and period of time. It runs on the Android operating system
[ Hits: 2406 | Votes: 1 | Rating: 7.00 ]
- Implementation of NORAD SGP4/SDP4 algorithms in PHP for determining a satellites location and velocity in Earth orbit. These SGP4/SDP4 models were ported from Predict 2.2.3 written by John A. Magliacane (KD2BD) for the Linux operating system.
[ Hits: 447 | Votes: 5 | Rating: 10.00 ]
- Sound Byte
- Sound Byte is a voice keyer for contests as well as general ham radio use. Windows and Mac, commercial by Black Cat Systems
[ Hits: 761 | Votes: 2 | Rating: 5.50 ]
- Friis-It NF for iPhone
- Friis-It NF is the first iPhone OS based application that allows you to calculate noise figure, system sensitivity, and cascaded gain for an RF Receiver system
[ Hits: 391 | Votes: 1 | Rating: 10.00 ]
- iPad iPhone HF Weather Fax Decoder App
- HF Weather Fax lets you receive marine weather radiofascimile transmissions on your iPad, iPhone and iPod Touch. Just connect it to a shortwave radio tune in a weather fax frequency, and watch the images come in.
[ Hits: 1117 | Votes: 1 | Rating: 1.00 ]
- Ferrite in EMC applications
- Electro-magnetic compatibility EMC issues arise when electronic systems interact in an un-desired way
[ Hits: 284 | Votes: 1 | Rating: 9.00 ]
- TenTec Omni VI AGC modification
- Modification leaves nearly all of the existing Omni agc circuitry intact, simply add an audio detector which modifies the delay characteristics of the original system by G3IXQ
[ Hits: 440 | Votes: 0 | Rating: 0.00 ]
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