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A Practical, 5-Band Homebrew Wire Beam the Upside-Down Umbrella

Die kontestgruppe dk0bn

Eastern and Mountain District Radio Club

Club in Cleveland, White County, Georgia, promoting friendship, mutual assistance, and learning.

Kirisun a fully indipendent company on the professional radio communications equipment incuding DMR, portable two-way radio and mobile radio and repeaters.

Internal Bluetooth interface for miniVNA, Bluetooth connection to the PC allow Full cordless operation with ao external components

Amateur Radio operators from the area around the town of South Lyon in Southeastern Michigan

This is a project aboout compact and portable a QRP antenna tuner for use in the HF ham radio bands from 3-30 MHz, even if it's a compact and efficient project this small antenna tuner will not match any possible load.

Remembrance Day Contest Logger free Windows software. Remembrance Day is a popular contest in Australia.

Setting the pace in Cleveland County Amateur Radio for over 50 years. ARRL Affiliated / Sponsor for ARES (amateuer radio emergency service) of Cleveland County, NC. Sponsor of the famous Shelby Hamfest

Raivavae Austral Islands by Don, VE7DS and Dave, K3EL as TX5RV

Amateur Radio Store, dealer for DXZkit products, Heil Sound, Arrow, Miracle based in Northern Colorado

A 144 MHz transverter made by ur3lmz and connected to and Elecraft KX2 transceiver

Conneaut Amateur Radio Club Ohio W8BHZ yahoo group

Amaterur radio blog from Cordoba Spain

Papua New Guinea 2011 DX pedition official web site

Vacuum tubes and more from the tubular years

Single operator two radios, resources controllers and products

UA9QCQ site was created as a website for those who participate in various ham radio contests. In the dedicated section, you can view the competition schedule of events. Each event has link to the ruole of competition. Events data is updated monthly on the eve of the next month. We try to ensure that our info contains only up-to-date data.

A comparison of Elecraft KX2 and Yaesu FT-818

NJ2X is a licensed amateur radio operator (FCC Amateur Extra) who enjoys casting electromagnetic waves into the ether. NJ2X pursues many aspects of the hobby including chasing DX, participating in mini-DX expeditions, building equipment and antennas, and papering his shack walls with ARRL awards. NJ2X dedicates this amateur radio oriented site to helping others who also enjoy the greatest of scientific hobbies. The site is suitable for all readers - families, the young, and the young at heart.

pro94owners · Radio Shack PRO-94 & 95 Scanner Owners

Receive and decode SSTV amateur radio SSTV signals with this small and powerfull SSTV decoder app for Android devices. Requires access to microphone.

Virtual Signal/One Radio Museum

VP2ERM will be operating from the Caribbean island of Anguilla between July 19 - August 3, 2014

The Baofeng UV-5R handheld transceiver, introduced around 2012, operates across the 2-meter (144-148 MHz) and 70-centimeter (420-450 MHz) amateur bands, offering dual-band receive and transmit capabilities. This review provides an early assessment of the radio's form factor, user interface, and general performance, noting its compact size and the inclusion of a **VFO/Memory mode** button for frequency management. The device supports both FM and narrow FM modes, with a reported power output of 4 watts on VHF and 3 watts on UHF, making it suitable for local simplex and repeater operations. Key features discussed include its 128-channel memory capacity, a built-in VOX function, and a **DTMF keypad** for tone dialing and repeater access. The review highlights the radio's ability to scan frequencies and memories, along with a dual-watch function allowing simultaneous monitoring of two frequencies. Battery life is addressed, with the standard 1800 mAh Li-ion pack providing several hours of operation depending on transmit usage. Initial impressions cover the radio's construction and the clarity of its LCD display, which shows both A and B band frequencies.

How to program Motorola APX Series P25 Two-Way Radios for use with the OpenSPOT 2. This document covers some important steps to be followed to upload the correct codeplug to mMtorola P25 radios

A tutorial on setting up a Low Cost QRP (FT8, JT9, WSPR etc) Monitoring Station with an RTL-SDR V3 and Raspberry Pi 3

Solution for stations located at secondo floor or higher. Lead lengths to the grounding system are much too long to provide a low-impedance RF ground.

The AA4F Key Contact Cleaner is designed for maintaining key contacts, ensuring reliable operation in 2-way radio communications. **Regular use** of this cleaner can significantly improve contact performance, reducing the risk of intermittent signals. It is particularly effective for cleaning contacts on various key types, including _straight keys_ and _paddles_. Proper maintenance extends the lifespan of your equipment, ensuring consistent operation during contests and DXing activities. Users report improved key responsiveness and reduced key chatter, which is crucial during high-pressure operating conditions. Regular cleaning can prevent oxidation and buildup, which can lead to erratic key performance. This product is essential for serious operators who rely on their equipment for successful communication.

The official announcement of the Icom IC-7610 mid class amateur radio transceiver

Homemade a custom programming cable that can works with Kenwood TM-V71A or TM-D710A

Voted the best darn Ham Radio club in Texas 7 years in a row.

A Combination CW Keyboard and Paddle Keyer. It uses a single Atmel microprocessor, the ATmega328P from the AVR family, and a 4 row by 20 column LCD display module.

A travel group for hams. Join Ham Buddies for fun breaks and make new friends with other hams. Ham buddies enjoy travel and get to talk radio for fun while on holidays.

Ham radio blog dedicated to Mac OS users

A 18 elements Yagi antenna for 432/435 MHz as published on 2011 CQ VHF magazine

Scan Antenna supply precision antennas to some of the world’s most advanced, market leading companies. Their antennas fit in satellite voice/data, mobile/wireless GSM, GPS, marine/land based radio and other specialty systems.

Thsi article describes a microcontroller driven semi-automatic antenna tuner capable of handling power levels up to 150 watts. The device is a low pass filter tuner manually tuned by setting the optimized L/C combination by hand and then storing the values into the EEPROM of the mictrocontroller to recall them later (seperately for each band from 80 to 10 meters including WARC bands)

TIM-CO, an authorized distributor, offers a range of electronic components crucial for various applications, including amateur radio station builds. Their inventory focuses on **connectors**, both commercial and military-grade, which are essential for robust and reliable interconnections in radio equipment and antenna systems. This includes a variety of types suitable for RF applications, ensuring signal integrity. Beyond connectors, TIM-CO provides passive and electromechanical components, fundamental building blocks for any radio circuit or control system. These components are vital for constructing filters, impedance matching networks, and power distribution systems within a shack. Their selection supports both new construction and repair of existing gear. Additionally, the company supplies **RF-coax cable assemblies**, pre-fabricated solutions that save time and ensure proper termination for feedlines and inter-component connections. These assemblies are critical for minimizing signal loss and maintaining impedance matching from the transceiver to the antenna.

Radio comunication dealer based in Moscow Russia

Here you will find information on how to become a HAM Radio operator, how to use your radio, and how to get involved here in the Nacogdoches area

The history of radio documented in thousands of publications including copies of popular US and UK amateur radio magazines and newsletters since 1930s

Accessing antennas at great height poses many potential safety hazards. Essentially, climbing ladders or scaling towers, regardless of whether or not a commercial safety harness is fitted, is risky business indeed particularly for those hobbyists in their latter years or not as physically capable as others.

The resource, formerly JH6QIL's blog, now displays a service termination notice from teacup. byGMO, the hosting provider. It explicitly states that the teacup. byGMO service ceased operations on August 1, 2022. The page conveys a message of gratitude to users for their past patronage of the platform. This content serves as an archival record of the service's discontinuation rather than an active amateur radio blog. The original blog content from **JH6QIL** is no longer accessible through this URL, indicating a complete cessation of the hosted service.

Sisterhood Of Amateur Radio

The G5O Contest Group blog documents contest operations and related activities of the Stockport Radio Society. It covers various **HF** and **VHF** contests, providing insights into station setup, antenna configurations, and operational strategies employed during events. The content frequently includes post-contest analyses, discussing scores, propagation conditions, and technical challenges encountered. The blog entries detail specific contest participations, often featuring photographs of the operating environment and equipment used. It serves as a chronicle of the group's contesting history, offering practical examples of multi-operator station management and logistical planning for competitive amateur radio events. The group's focus on both local and international contests is evident through the range of events covered. Regular updates provide a continuous record of the group's engagement in the amateur radio contesting community.

Gimme Five reloaded, a compact 5 band QRP SSB transceiver in SMD technology. This unit covers 5 bands within the amateur radio spectrum (3.5, 7, 14, 21 and 28 MHz). Receiver is a single conversion unit with an interfrequency of 9 MHz. Transmitter uses 5 stages and has got a power level of 10 watts PEP output.

Malaysia World JOTA

WiFi Antenna, WiFi Amplifier, RF Splitters, RF FIlters, Adapter, Video Cable and Custom Connectivity Products