Search results

CB radios and antennas are available online at WeAreCB.com. Everything from police scanners to ham radio antennas in one convenient location.

An interesting home made project of an L Network Antenna Tuner Project with pictures and schematics by K7SFN

World Time and Mapping software including Azimuthal Maps.

An email list for the discussion of the Kenwood TS-120 transceiver.

A free to download and print, paper log sheet useful for portable amateur radio operations, in a PDF file.

Article about homebrewing a G5RV antenna by KC6CFF

A lightweight inverted vee antenna that can be supported by a 10 metre long fiberglass squid pole. The antenna is designed to cover 10, 15, 20, 40 and 80 m bands.

An unused 5v supply connection allows an electret condenser microphone element to be used in place of the standard dynamic element. Modification by M0UKD

A Working analysis of the gamma match problem that gives useful practical results in a article dated April 1969.

ACOM 1000 modification uses electric band switching, such that both 6m and 4m operation can be maintained.

Cheap Antennas for the AMSAT LEO Kent Britain WA5VJB

Internet comunity site in Spanish

How to check for propoer connector installation by using a common multimeter to verify conductivity and resistance.

Every ham needs an RF power meter. Here is a high performance unit to build at home.

The Boat Anchor Manual Archive

Welcome to the farm, where the primary crop is big towers and antennas.

Notes on using the Kenwood TH-D7

Information and digital audio samples of various modem modulation types

Presents the Aceco product line, focusing on their range of frequency counters, RF testers, and specialized bug finders. It details the capabilities of the _FC-1000_ and _FC-2000_ series as user-friendly, affordable frequency counters operating up to 3 GHz. The resource also highlights the _FC-3002_ as a portable RF finder capable of automatically tuning _ICOM CI-V_ or AOR scanners to detected signals, emphasizing its utility in secure monitoring. Furthermore, it describes the _FC-5000_ series as a wideband FM receiver that rapidly locks onto and demodulates FM signals, outputting audio through a built-in speaker, making it suitable for counter-surveillance and radio communication testing. The page provides technical specifications and operational distinctions for each product series. The content is structured to differentiate between the core functions of frequency measurement, signal tracing, and FM signal demodulation across the various models. It clarifies that these devices are not traditional scanners but offer faster signal acquisition for specific applications. The information is presented in both English and German, with a note indicating ongoing translation efforts for the German sections. The resource serves as a product catalog and technical overview for Aceco devices, distributed by WiMo Antennen und Elektronik GmbH, providing essential details for potential buyers interested in RF measurement and surveillance tools.

A self-contained and portable SDR Transceiver using a Softrock front end and embedded Digital Signal Processing ... No PC required!

Choosing a vertical antenna. Buying guide to amateur radio HF vertical antennas by Bencher inc

San Diego Repeater Association. We maintain oper ham repeaters throughout San Diego and Imperial County, California.

Welcome to scannewbedford.com. This site was built for people who would like to hear a live broadcast of New Bedford Massachusetts public services. There are also a few frequencies from other local towns such as Dartmouth, and Fairhaven being broadcasted on our live audio feed. The web site is free for everyone to use and pass along to another friend. Thank you and enjoy the Scan New Bedford Live Scanner Audio Broadcast of New Bedford`s Police, Fire, and EMS.

Optimizing DX chasing efforts, this software provides a refined approach to monitoring the DXCluster. It allows operators to configure specific filtering criteria, ensuring that only relevant DX spots are displayed, thereby reducing clutter and focusing attention on desired entities or bands. The application integrates alarm functionalities, notifying the user when a spot matching their predefined parameters appears on the cluster, which is particularly useful for working rare DX or specific band slots. Spot supports both macOS and Windows operating systems, offering a cross-platform solution for a broad user base. Its design emphasizes user control over the displayed information, moving beyond a simple stream of cluster data to an actionable intelligence system for DXers. This client aims to streamline the process of identifying and pursuing DX opportunities. While the software was previously a commercial product, the developer, K3NC, has retired and made registration files for DXBase 2007 available for free, along with a utility to generate registration keys for that specific version. This allows continued use of the DXBase 2007 logging software, though it's important to note the 64-bit OS compatibility modification required for generated registration files.

AA7EE QRP DSB transceiver homebrew project

Engineering Solutions for Unique Problems. Manufacturer of high Voltage, high Current, high Power Power Supply

Quick reference guides for yaesu radios

Despite the title referencing the callsigns 3C5J and MW0BRO, the content of this resource focuses entirely on the _Cleddau Computer Clinic_, an IT services company operating in Pembrokeshire since 1999. The site outlines a broad range of computer-related services, including custom-built new PCs starting from £399, sales of used systems, and comprehensive repair and upgrade options for existing units. Services extend to anti-virus and spyware removal, system installation, and broadband connection setup. The clinic also provides tuition for hardware and software applications, website design, and video to DVD transfer. They specialize in both fixed and wireless network solutions, enabling clients to share files and broadband connections efficiently. Repairs can be conducted either in their workshop or at the client's home or office, offering flexibility. For situations where on-site repair is not feasible, the Cleddau Computer Clinic offers a temporary replacement computer service. This includes transferring essential data to minimize disruption, a practical approach for local businesses and individuals in areas like Pembroke, Milford Haven, and Haverfordwest.

How could we share the Beverage antennas on more than one station using this homemade remote antenna switch, a project by TK5EP

Iguana Villa - Aruba island vacation rental home guest house, a three bedroom private home in Malmok, Aruba.

RADIOING eEngineer RFI EMI information

Wayana software has a commercial and freeware version of trackingsat, satellite tracking systems.

General purpose image display and analysis program with special features for analyzing satellite images

Big picture and detailed feature of the yaesu VR-5000 receiver

Radio mods for GE Phoenix radios to use in APRS applications

An old post by John Doty about effects of noise in longwire antenna.

This 4m Slim Jim Antenna is cheap and easy to build yet it greatly out performs the more usual dipole due to its low angle of radiation. An SWR of 1:1 is obtainable across the 4m ham radio FM band with a simple adjustment.

Communications products, communication systems products, fiber optic cables, global messaging service, gyroscope and navigation systems

The KK7UQ computer to radio interface, sound card interfaces, IMD meters interface products

Address and links of many broadcasting stations

Meimaris Communication Equipment based in Greece

A simple RF power amplifier initially designed for 40 meter band can work on 10 15 20 40 80 meters

A remote control box for the SG-237 that allow to turn on and off, check status the SGC tuner remotely by AA5TB

How to build your own beverage antenna for 80-160 meters band by K5ZD

High End isopole VHF & UHF antennas for Amateur, Commercial and Military applications.

Design for a 5 element 2 Metre beam with a forward gain of 8dBD and a front to back ratio of over 24dB.

Adding a Panadapter to the Yaesu FT-817

How to operate on 10 and 20 meters in limited space with this trapped dipole.

Ham radio site with Amateur Links is a collection of over 2800 Ham Radio sites services verified each week. Interesting content for beginners and seasoned ham operators alike.

This article presents a method of controlling preamps, antenna switching and polarization switching remotely without the use of control cables.