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Categories
- Radio Equipment > HF Amplifiers > Acom 1000
- Radio Equipment > HF Amplifiers > Acom 1010
- Technical Reference > Components > Component Database
- Shopping and Services > Electronic Components
- Manufacturers > Electronic Components
- Manufacturers > Transceivers > Icom
- Radio Equipment > Antenna Tuners > Icom AH-4
- Radio Equipment > VHF-UHF Mobile > ICOM IC-2100H
- Radio Equipment > VHF-UHF Mobile > Icom IC-2300H
- Radio Equipment > VHF-UHF Mobile > ICOM IC-2720H
- Radio Equipment > HF Transceivers > Icom IC-7000
- Radio Equipment > HF Transceivers > Icom IC-703
- Radio Equipment > HF Transceivers > Icom IC-705
- Radio Equipment > HF Transceivers > Icom IC-706
- Radio Equipment > HF Transceivers > Icom IC-7100
- Radio Equipment > HF Transceivers > Icom IC-718
- Radio Equipment > HF Transceivers > Icom IC-7300
- Radio Equipment > HF Transceivers > Icom IC-746
- Radio Equipment > HF Transceivers > ICOM IC-756
- Radio Equipment > HF Transceivers > Icom IC-7600
- Radio Equipment > HF Transceivers > Icom IC-7700
- Radio Equipment > HF Transceivers > Icom IC-7760
- Radio Equipment > HF Transceivers > Icom IC-7851
- Radio Equipment > HF Transceivers > Icom IC-9100
- Radio Equipment > Receivers > Icom IC-R20
- Radio Equipment > Receivers > Icom IC-R7100
- Radio Equipment > Receivers > Icom IC-R75
- Radio Equipment > VHF-UHF Mobile > Icom IC-V8000
- Radio Equipment > VHF-UHF Handhelds > Icom ID-51A
- Radio Equipment > VHF-UHF Mobile > ICOM ID-880H
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Manually programming D-Star handheld transceivers like the _Icom ID-51A_ and _ID-31A_ can be a straightforward process, enabling operators to configure repeaters, simplex frequencies, and D-Star specific settings without relying on computer software. This method is particularly useful for field operations or when quick adjustments are needed, allowing hams to set up callsign routing, DR mode, and reflector links directly from the radio's interface. Understanding the menu structure and key sequences is crucial for efficient on-the-fly programming. Operators often find manual programming invaluable for activating new D-Star repeaters encountered during travel or for participating in local nets where specific G2 or G3 gateway configurations are required. While software like _CS-51_ offers convenience for bulk programming, the ability to manually input frequencies and D-Star parameters ensures operational flexibility. This approach also helps hams troubleshoot connectivity issues by verifying individual settings directly on the transceiver, ensuring proper D-Star registration and gateway access.
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Calculate the value of an unknown resistor with this free program for windows
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RG-174/U article on usage by AA5TB
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Rtty contesting using writelog for windows. RTTY records and rules, tutorials
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CAT decoded Band decoder, remote Antenna switch
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The following are the opinions expressed by various amateurs.
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A freeware windows antenna design and modelling software developed by an amateur radio operators primarily intended for VHF yagi aerials.
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22 Different Wire Antennas for the 160 Meter Band, Random Length Radiator Wire, delta loop, loop antennas, off-centered antennas, sloper, dipoles, Z antenna, Zepp and Clothesline Antennas
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Live Police and Fire scanner feeds from Albion PA, Erie County PA USA.
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AL-811 and AL-811H specifications and information about this 600-800 Watt ham radio ower amplifiers
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Manufacture of microwave directional, omni directional, sector and multisector antennas with horizontal polarization for ISM band 2,4 GHz
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DMRconfig is a free utility for programming digital radios via USB programming cable. DMRConfig support several DMR transceivers by TYT, Baofeng, Anytone, BTECH, Zastone, Radtel.
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MyAntennas.com offers standard and custom made multiband antennas, Baluns, Common Mode chokes and accessories. All products are designed and made by Danny Horvat, E73M an antenna design engineer formerly employed by Cushcraft Corporation.
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If you are looking for an antenna that can be put together and thrown up quickly, yet provide gain for the six meter band you should try this solution by VE1ZAC
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Headsets for noisy environments
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Low Cost frequency counters and DDS VFO's for QRP and Vintage Radio's. LCD Digital Display, Frequency Counter or DDS VFO
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Steel City Amateur Radio Club Pittsburgh
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Solar Panels, Grid Tie Systems, Solar Power Kits, Solar Cells and more. DMsolar carries solar energy products for your needs.
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This mod flattens out the ACC2 audio input low frequency response
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Antenna Systems & Solutions, Inc. carries antenna mounts, antenna guyed towers, antenna self-supporting towers, four legged towers, BX towers, poles, tower hardware, and wall mounts.
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Radio electronic and antenna consulting, servicing and buildups of customer supplied components. Transmitter and receiver site work and on line help.
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Trained amateur radio communicators under ARES, RACES and Skywarn serving Harford County, Maryland communities
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Layman level explanations of "seemingly" mysterious LF MF and HF propagation occurrences.
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The configuration of this antenna is a triangle with apex in the top of a very tall tree. The antenna is fed at a bottom corner using 450 ohm ladder line.
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Microhams is a dynamic organization of hams in the Puget Sound area. The club includes a broad range of people from our local tech industry who participate in just about every aspect of our hobby.
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11 Years of monthly propagation reports from February 1988 to January 1999 by AD5Q
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tk7 is open source software designed for the ICOM IC-Q7 walkie-talkie. Though tk7 is intended chiefly for Linux, MacOS X, and BSD users, it will work on Microsoft Windows too.
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50 Plus Years of Ham Radio
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CREST Communications REACT Team #4252 has been an active member of the community for almost 30 years and is one of the largest REACT Teams in the United States.
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A multiband trapped end-fed antenna can cover 20 30 40m bands. An option for portable sota operations were weight end simplicity are essential
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UnidenCommander, Uniden Commander provides full control over your Uniden Bearcat scanner from your PC and even adds functionality which is not normally available on your Uniden Bearcat scanner.
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The largest domestic manufacturer ofair-dielectric variable capacitors located in edgerton, ohio.
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Special logging program, optimized for mobile, portable, and field operations. This software exports data in the ADIF which then may be imported into your general logging software, or online services. Currently available for Android.
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About basics of the horn antenna used for many rf microwave antenna applications.
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Mark Connelly, WA1ION article on Medium Frequency Amplifier Circuits in PDF format, include some RF amplifier schematics
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Based in Virginia USA, offer repearing services for amateur radio equipment and related accessories
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Distributor of ESD, kapton tapes, high temperature tapes, esd wrist straps, ionizers, ground cords, grounding devices, ESD gloves, esd finger cots, esd workstations, esd rubber bands, esd binders, esd bags, anti static glove, esd rubber bands, no clean solder paste, water soluble solder paste, finger cots, esd mats
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Demonstrating the construction of a short dipole antenna tailored for the 60 meter band, this resource provides detailed instructions for radio enthusiasts with limited space. The design incorporates inductive loading using two inductors (L1/L2) made from PVC tubes, allowing for effective operation on 5 MHz. The antenna consists of 12 meters of wire, divided into four sections, with specific dimensions and materials outlined for optimal performance. Results from users indicate that this antenna can significantly enhance DXing capabilities on the 60 meter band. Feedback from operators suggests that while the design is effective, adjustments may be necessary based on individual setups, such as coil diameter and wire gauge. Many users report successful construction and operation, with some experimenting with variations to improve resonance. The practical application of this antenna design has led to successful contacts and improved signal quality, making it a popular choice among 60 meter band operators.
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First pictures and links for the Kenwood TS-990S HF and 50 Mhz transceiver releases in May 2012
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Evaluation of various operating modes on 600 meters
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This sweeper built for a narrow bandwidth filter adjustment, use a simple 555 version sawtooth wave generator.