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About DRM, the DRM standard, emission types, upfrading your old HF RX to DRM

Sharing the stories of Pacific radio, an on-line archive and resource. Includes searchable databases, articles, images, store, newsletter, research, advocacy, publishing, radio heritage documentary production and more. Free membership worldwide.

A well done introduction to Packet Radio by WB9LOZ

Here a comparison of Kenwood TS-590S used with MC-60A and the oringina dynamic microphone

Personal Blog devoted to ham radio topics, amateur radio issues, social impact of ham radio and opinion.

Established around 1968, the Wichita Amateur Radio Society (W.A.R.S.) N5WF provides a central hub for amateur radio operators in the Wichita Falls, Texas area. The society actively supports local ham radio interests, fostering community engagement and technical development among its members. W.A.R.S. is known for its commitment to public service communications and promoting the amateur radio hobby through various activities and educational initiatives. The society's activities often include field operations, technical presentations, and participation in emergency communications drills, which align with its mission to support the amateur radio community. Members frequently engage in _DXing_ and _contesting_, sharing their experiences and knowledge to help others improve their operating skills. The club also maintains local repeaters, providing essential infrastructure for regional communications.

Online calculator, to convert dbWatts to Watts and vice-versa, or ERP and EIRP by G4URH

What may be received from africa in north-west of france, french and english data

Provides broadcast times, frequencies and power of the network emissions. Airs mediumwave, FM, shortwave and RealAudio broadcasts

This page describes how to set up RaspBerry Pi Linux system with already configured AX.25 softwares on SD or micro SD cards

OM3CPH Universal HAM radio/generator DDS Unit with AD9850 or AD9851

General Motors Amateur Radio Club - WW8GM EchoLink Repeater in SE Michigan

A review of the Buddipole Deluxe Antenna portable HF VHF ham radio antenna

The idea makes use of a very simple direct conversion receiver on the band of interest.

How to measure the characteristic impedance of a unknown transmission line using MiniVNA

TwinsLAN is Minnesota's only amateur radio club devoted to digital communications

A virtual museum of Collins Radios

Home build a Kenwood PG-5A cable. This lead is the audio data cable for some of the Kenwood Mobile transceivers

Give Amateur Radio tests for the FCC

Presents the Scranton Pocono Amateur Radio Club (SPARK), K3CSG, highlighting its status as one of Pennsylvania's most senior ARRL-affiliated clubs. The club, also known as the Abington Amateur Radio Club, maintains a consistent presence in the local amateur radio community. It provides a platform for radio enthusiasts to engage in various aspects of the hobby, including operating events and technical discussions. The resource details the club's historical background and its ongoing commitment to fostering amateur radio interest and skill development among its members. The club's activities often encompass participation in field days, local nets, and support for emergency communications. Members frequently operate on HF and VHF/UHF bands, utilizing various modes for local and DX contacts. The club's callsign, K3CSG, is regularly active during club events and contests, representing its collective efforts in amateur radio.

A resource for Collectors and Restorers of Vintage Electronic Equipment.

Durham FM Association DFMA Durham Ham Radio Club - Durham Amateur Radio Club - Durham, NC

IC-V8000 spcifications in spanish by Radioamadores.net

Operates Singapore's largest radio network with 11 FM stations and 3 shortwave stations providing sound entertainment and up-to-the-minute news and information locally and internationally.

To promote Amateur Radio in the Gadsden - Etowah County area and to provide public service to our community in the form of emergency communications.

Online in RealAudio and Windows Media formats, with multiple language shortwave schedules, and instructions for receiving Australian satellite radio and TV (AusTV).

Collection of several Crystal Radio receiver circuits with schematics diagrams and pictures

9M6 and 9W6 Amateur Radio Society in Sabah, Malaysia.

SBARC one of the oldest amateur radio clubs in the U.S.

Scanner radio frequency list for athens henderson county texas

About the Cushcraft A3S with A743 add-on for 30 an 40 meters

Broadcasts to Western Europe on AM/FM and shortwave 9710 kHz, to Russia on shortwave on 9555 kHz, and to North America on shortwave on 9855 kHz.

The Palomar Amateur Radio Club ("PARC"), in existence since 1936, serves the Amateur Radio community of San Diego County California with repeaters located on Palomar Mountain

A small collection of bash scripts for pulling QTH info, grid square info, propagation charts, and monitoring prop logger postings.

The Northwest Amateur Radio Society serves amateur radio operators in the suburban FM 1960 area NW of Houston, Tx. NARS is active in community and public service events.

ARRL special service club

The club is located in Fenton, MI. and has a repeater site on Denton Hill

This site is dedicated to those who enjoy building radios and other electronic devices using parts and techniques from bygone eras.

Serving London, Ontario, Canada and Area since 1920

Adapting a Wouxun/Kenwood USB cable as a Yaesu FT-817 FT-857 FT-897 CAT connection

How to run an SDR Receiver on the Android Google Nexus 7 using SDR Touch App and an RTL-SDR dongle, review and costs by IW5EDI

North West CB Radio is a page with radio modifications’s, Local Portland’s Traffic info, Trucker things like CB slang, DX info and a forum. Also we host The Saturday Night Stomp Fest in the Portland area. Results are posted weekly.

The Atmel AVR Butterfly is a credit card sized board which contains an AVR MEGA169 processor, a six character LCD display, a five way joystick navigation switch, a piezo speaker, a 3 volt lithium battery cell for power and a few other odds and ends.

Brevard County, Florida, USA

A large amateur radio club north of boston, ma.

New Port Richey, Florida

This app permit to work in DigiModes using the latest free version of HamRadio Deluxe Suite 5.24.0.38 with the new Yaesu FT-991 (which is not supported in that version of the application) using the Yaesu FT-950 model in HRD

Understanding the operational impact of Broadband over Power Line (BPL) on amateur radio communications is crucial for any radio amateur, especially given the potential for significant radio frequency interference (RFI). This ARRL tutorial delves into the technical aspects of BPL, explaining how the technology operates by transmitting data over existing electrical power lines, which can inadvertently radiate broadband noise across various amateur bands. My own field experience, particularly on the lower HF bands, has often involved tracking down noise sources that exhibit characteristics consistent with BPL emissions, making this a pertinent topic for maintaining clear receive conditions. The resource further details the specific FCC rules and regulations implemented to restrict BPL deployment. These regulations aim to protect licensed radio services, including amateur radio, from harmful interference. It outlines the technical standards and operational limitations imposed on BPL systems to minimize their impact on the electromagnetic spectrum, a critical aspect for contesters and DXers alike. For those engaged in RFI mitigation, the tutorial provides a foundational understanding of the regulatory framework that can be leveraged when addressing BPL-related interference issues. It serves as a valuable reference for hams seeking to comprehend the technical challenges and regulatory solutions surrounding this pervasive noise source.

These charts show the New Zealand bandplan