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Don't neglect one of the most important parts of your station!

An online morse game that can be used both to learn receivind and trasmitting morse code

Mission is to preserve the history and enhance the knowledge of radio.

9Q0HQ Congo DXPedition Online Log

At LCWO you can learn Morse telegraphy (CW) online in your browser, use Koch Method, compare your results with others, speed practice and more

Vanuatu - YJ 2010 - DXpedition info and online log

Article about assembling of a Dick Smith Electronics (DSE) 100 Watt VHF Linear Amplifier kit.

A live map of current KiWiSDR receivers available on the network. It allows users to explore a directory of web-controlled receivers for listening to HF and VHF stations worldwide. The site provides access to remote ham radio stations online, making it a valuable resource for amateur radio operators.

Log Online for HK0NA

Web Morse Runne is an online CW (Morse code) contest simulator developed by DJ1TF - Thomas Fritzsche. This tool allows users to practice their Morse code receiving and sending skills in a simulated contest environment. Key configurable parameters include CW speed, with options ranging from 300Hz to 900Hz, and RX bandwidth, adjustable from 100Hz to 600Hz. Users can also set a monitor level and simulate various band conditions. The interface includes counters for calls and QSOs per hour, along with a timer. Pre-defined function keys are available for common contest exchanges such as F1 (CQ), F3 (TU), F6 (B4), F7 (?), and F8 (NIL). The simulator is designed for ham radio operators looking to improve their CW contesting proficiency.

A small Z-Match tuner, BLT, Balanced Line Tuner is a simple Z-Match tuner that works from 10-40 meters

TN5R Congo DX Pedition - Search the online log

Pitcarin 2012 - VP6T Online log at clublog

Breakaway Pipeline allows you to send audio to or from another program on the same computer. This will permit to forward audio streams, virtually like connected via a cable taken form any radio receivers, like online web sdr or your digital modes receiver like WSJT-X or fldigi to anther application running on the same PC.

This article includes an online calculator for a 3 element Yagi Antenna. The formula and basics theory of Yagi Antenna are also explained with examples.

Search K1N On-Line log

A post about the construction and measurements of a Resonant Feedline Dipole cut for the 10M band

Types of coax-cable with rf attenuator calculator, line loss calculator form includes an antenna gain calculator. This coax loss calculator can help you on choosing the right cable for your antenna sysmte.

Log Online for T02TT DX Pedition

Linear Amp UK specializes in the design and production of high-quality linear amplifiers, offering models for HF, VHF, and UHF amateur and commercial applications. The company emphasizes nearly 30 years of experience in crafting each unit, ensuring robust performance and longevity. Their product line includes amplifiers engineered for a 100% duty cycle, promoting continuous and reliable operation across various modes. The amplifiers feature solid, dependable designs, ensuring quiet and effortless performance during transmission. Each unit is hand-built to stringent standards, reflecting a commitment to durability and operational stability. All products are CE approved, confirming compliance with European safety and environmental directives, and come with a standard two-year warranty, providing assurance to operators. Key specifications often include coverage for 1.8-30MHz (WARC bands), 50MHz, 70MHz, and 144MHz, utilizing tubes such as 811, 572, 811A, 572B, GS35, GS35B, 8877, 3CX1500, and _3CX1500A7_ in their designs.

3W6C on-line log DXpedition 2010

7O6T log oline - 7O6T Club Log

5M2TT Log Search Liberia 2011 dx pedition

Hamradio page with pictures and links

A new, simple way to build the Eggbeater Antenna. This document introduces a new, simpler way to build the Eggbeater antenna. It also introduces a technically proper way to construct the Eggbeater antenna in order to achieve the best result.

On-line Log for XR0ZR DxPedition to JuanFernandez

The K-Com website, originally intended for RFI rejection products, currently hosts content for a Nigerian football betting platform. The site promotes wagering on live EPL, NPFL, and UCL matches, offering competitive odds and instant OPay and bank payouts. It highlights features such as a **99 sign-up bonus** for new players, daily deposit rewards, and VIP cashback, alongside a mobile-friendly interface and NLRC licensing. The platform provides a demo hall with _1,000,000 demo credits_ for guest players to test strategies without registration. It emphasizes secure and reliable gameplay, instant withdrawals, and multi-game access, claiming over 100,000 active players. The content includes user testimonials and an FAQ section addressing game access, registration, promotions, and mobile compatibility, but contains no information related to amateur radio or RFI filters.

Pictures of a monoband linear amplifier for 40m band - 2 x QB5/1750 made by 9A6A

An SSB radio for the HF bands will be presented. Featuring 12 to 20 Watts of output power (depending on DC supply), full DDS frequency generation, covering 6 major frequency bands (1.8, 3.5, 7, 14, 21 and 28 MHz) within the short wave amateur radio spectrum. The rig also features colored LCD and front panel backlight.

KB22UT Article on how protecting ham radio station and in particular I/O Lines such as AC power, coax cable, control circuits, telephone line.

Log Search for 9M0L Log online

VK9MT Online Log Search - Mellish Reef 2014

Online websdr receiver based in Rome Italy provides a nice user web interface and receiver most of the amateur radio HF bands

Transmission Line 75 ohm to 50 ohm Transformers

Balanced feed with coaxial line by John F. Clemens W9ERN

6BTV (or 5BTV or 4BTV) mod for 12 and 17 meter bands, how to make a 7BTV or 8BTV or 9BTV, easy and cheap

Understanding Solid State Linear Amplifiers

FO8RZ Tahiti island OC046 by F5PHW from 2009 to 2011.

Manufacturing selling and supporting the classic W7FG True Ladder Line Wire and Antenna

Win4K3Suite is an integrated control program for the entire Elecraft K-Line. It supports the K3, the KPA500, the KAT500 and the P3 Panadapter. Has a remote server mode as well, that supports P3 streaming video.

Log Online ZK2C 2012

Experiences with the end-fed dipole based on the concepts presented by J. Taylor in an article titled RFD-1 and RFD-2: Resonant Feed-Line Dipoles in QST. August 1991.

Taking the Raspberry Pi 2 for a Test Drive with GNU Radio. Installing GNU Radio and receiving aircraft radar with a USB TV tuner

The members of the Shoreline Amateur Radio Club reside in New Haven, Middlesex, and New London Counties.

Log Online for FT4JA Juan de Nova DX Pedition

Online Log and dx info for Southern Line Islands DXpedition 2010

Collection of Kenwood TL-922 linear amplifier modifications

Online Log 9U4U

T32 DX peditions logs, T32CI T32MI T32SI T32VI