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The RSGB Band Plan is normally published annually in the February edition of RadCom and additionally reviewed mid-year. It is derived from the IARU Region 1 Band Plan taking into account any proposed national variations or special amendments, which are considered necessary by the relevant spectrum manager.

QSL information for AX1AA VK1AA/M VK1AA/2 VK1AA/4 VK9LX VK9LX/MM VK9LX/9 H44XX H40XX

Experimental Longwave Transmissions from Tower Hill wayland Massachusetts Operator Name Warren, Ham Call K2ORS, Frequency: 137.7796 KHz

Homebrew Amateur Radio 440Mhz Interdigital Bandpass Filter

How to establish a APRS local gateway from Internet to Radio with a TM-D710 and UI-View, the well known software from G4IDE

All Digital Transceiver makers of the ADT-200A by HB9CBU

Offer a wide variety of activities, including instruction to prospective new Amateurs, and classes for upgrades to General and Extra

The Estonian Radioamateurs Union

Ultra portable and lightweight folding beam antennas based on G3TXQ design

How to interface the Icom IC-7300 to RF Power amplifiers. Menu settings, cable connections and recommendations on how to avodi common errors that could even damage either the amplifier or the IC-7300

Receiver performance test of the Icom IC-7610 transceiver done by Rob Sherwood

Amateur TV transmitter products, xlr connectors

MT-Hell software for 16 bit Soundblaster cards. Sends seven parallel tones with careful dot shaping for minimum interference, and transmits a very nice sound by G3PPT

HamBlog exists to give amateurs a place to post ham-related weblogs in a community environment.

A description of a simple Lowfer beacon transmitter.

This tutorial will get you on the road to running your own live scanner feed on the Internet, be it railroad, fire/ems or law enforcement related.

Zeus Radio program is designed specifically for the ZS-1 transceiver and supports all the basic functions (RIT, XIT, SPLIT, Noise Reduction, Auto Notch Filter, etc.) in order to work in the broadcast brought only pleasure. Zeus Radio works also with Hermes, Anan, Afedri, Red Pitaya, HiQSDR, Odyssey, Extio, RTL-SDR, Peaberry, Winradio, SDR-IQ, Afedri

This article was first published in CQ-TV issue 208. Author try to explain digital television in layman's terms and without getting too involved in mathematics.

Passive Band-Pass Filter, low-pass filter calculator

WA1ION article on beverage and ewe antennas

A simple drawing schematic of a portable field dipole for 14 MHz with dimensions in meters and instruction for setting up the antenna and to store the radial for easy transportation

Activities, legal infos, technical articles, photos, vendors, software, and links

Cool QSL - QSL Card printer

Manufacturer of transformers, inductors coils and chokes. Custom winding, EMI / RFI Filters, Antenna Windings on ferrite rod, Antenna Winding on phenolic. Any antenna coil designs.

A helically wound vertical antenna experiment. 14 meter of wire wounded on a 8 meter fishing pole with 4 elevated radials

Display and Send Hellschreiber On Your iPhone and iPad - iPhone / iPad app to send and receive Hellschreiber

A Linux Smith charting program. You can enter either discrete components or transmission lines, see the results on screen and/or generate Postscript output. Component values can be changed numerically or using scrollbar

The adventures of a small Contest Group

K9EID 75W power amplifier for the six meters

Linear amplifiers cold adjustments with network analyser (VNA)

Presents the Sacramento Amateur Radio Club (W6AK), detailing its long-standing presence in the amateur radio community since 1914. The club's affiliation with the **ARRL** is highlighted, indicating its adherence to national amateur radio standards and participation in broader organizational activities. Content includes recent operational activities, such as participation at the Yolo County Fairgrounds, and social gatherings like meet-and-greets at East Portal Park, fostering member engagement. The resource also provides insights into the club's governance, listing current board members and their **call signs**, including the President Mike McDermott (KF6RUQ) and Vice President Jay Ballinger (N6SAC). Information on past elections and board position fillings offers transparency into the club's operational structure. The site functions as a central hub for club news and event announcements, reflecting its role in coordinating local amateur radio endeavors.

If you find yourself in London then please do visit. The club operates a HF station with the call sign GX0MIN, Friday evenings. We have held the contest call sign M2W since 2000, and regularly participate in HF contests. CQWW SSB is a favourite and the group has operated the October event from Whitton using M2W and from DX locations during the years, with the calls 9H0WW, ZC4DX, C56DX, A45ZN.

A simple, cheap and easy to build 26 feet long vertical antenna that works DX on 20 - 10 meters including WARC Bands, it is designed for portability for field days, camping, or permanent installation, cost, and to achieve at least 1/2 wavelength on the WARC bands.

This circuit is very simple and has a fantastic range of potential uses.

Christoph Petermann DF9CY DRM demonstration receiver project including Circuit Diagram and component list

QSL collection from F5RRS

HF VHF UHF antenna ideas to be used for field days. All antennas are quick to set up and take down and offer proven performance and flexibility. Presentation offered by Mahoning Country ARES

A selection of speakers or headphones for use with amateur radio equipment. Includes an interesting paragraph comparing Dynamic and Electret Condenser Microphones, but also about audio Equalization.

Solar activity can aid or hamper HF propagation beyond line-of-sight range, WA1SVF and N6BV answers to questions about Sun influence on radio signals propagation

The construction principles for open-sleeve elements in antennas

The Southwest Missouri Amateur Radio Club, based in Springfield, Missouri, was incorporated in 1956 as a "benevolent organization" with the purpose of service to the community.

Aqui encontraras todo lo relacionado con la radioaficion de Puerto Rico

FTRestore is a free Windows desktop application to upload, download and compare memory channels and menu settings in the Yaesu FTDX1200, FTDX3000 and FT-991/FT-991A model transceivers.

Original article was in December, 1986 QST

Strictly Ham has a large retail presence in Australia and welcomes enquiries from New Zealand, the Pacific and Asia. Strictly Ham offers a comprehensive range of high quality Amateur, CB and Marine products at very competitive prices.

Online log search for 5W0M Samoa 2013

A collection of audio amplifier projects by N1HFX

In this article you can find solutions to the problem of keeping your ham radio antennas hidden from the CCR Police

Lewis County, New York