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Glenrothes and District Amateur Radio Club Scotland

UK Suppliers of electronic components

A club for all those who are interested in Amateur Radio, meet in the London Borough of Harrow which is located in North-West London, UK

The club is based in chingford, north east london

The UKSMG Annual Summer Sporadic-E Contest 2011

Blog post by Adrian M0NWK showing how to calculate the latitude and longitude at the centre of a Maidenhead locator using basic maths.

Four or Five turn one meter loop antenna for 80 and 160 meter band. This home made receive only antena can be assembled in a small place.

Simon Saunders' Blog, from UK

FPARC - Supporting amateur radio enthusiasts and SWLs in the Portsmouth area. Monthly meetings and summer Field Weekends using club call M0GZN and occasional Special Event Station GB1PF.

GM4YEQ Galashiels and District Amateur Radio Society (GDARS)

Flight cases manufacturer, plastic cases, waterproof Storm and Explorer cases plus padded bags, plasma screen cases, foam inserts and aluminium boxes.

Mini-Operating Guide includes useful hints on Using the HM-133 Microphone, Basic Operation, Operating through a Repeater, Programming a Memory Channel and Assigning a Memory Channel to a Memory Bank

Tektronix Frequency Counters pack the functionality of a frequency counter, meter and timer into one instrument.

Blog about my radio activities and homebrews

The South Essex Amateur Radio Society was formed in 1983 in UK

UK frequency list provide reference table to lister to Police scanner channels UHF VHF, Amateur Repeaters, Ambulance CB Radio CoastGuard Rescue, marine VHF, Military and more.

A short 3 element LFA Yagi for 50MHz with a 1.94M boom. This antenna has been designed in order to minimise the upward and downward lobes typically seen the the EL plane on Yagi antennas.

Derby and district amateur radio society

A Radio Society of Great Britain affiliated club. GS3BSQ GM3BSQ

Amateur radio repeaters, often designated by an "R" number like _R6_ or _R5_, serve as crucial infrastructure for extending VHF/UHF communications range. This resource from Essex Ham explains the fundamental concept of a repeater, detailing how it receives on one frequency and simultaneously retransmits on another, typically with a 600 kHz offset for 2-meter repeaters. Understanding the input and output frequencies, along with the required CTCSS tone, is essential for successful access, ensuring your signal is processed and relayed across a wider service area. The article clarifies the importance of using the correct _CTCSS_ (Continuous Tone-Coded Squelch System) tone, often referred to as a sub-audible tone, to activate a specific repeater. It also touches upon the concept of _simplex_ operation versus repeater use, highlighting the benefits of repeaters for mobile and handheld transceivers. Proper operating procedures, such as listening before transmitting and keeping transmissions concise, are emphasized to maintain good amateur practice on shared repeater assets.

The White Rose Amateur Radio Society website provides information on amateur radio activities in Leeds and West Yorkshire, including details on meetings and membership. Contact details for the membership secretary are also available.

Scottish ham radio society

SDARC The Swindon and District Amateur Radio Club England UK

Regional radio club of Odessa Ukraine

This page provides a list of scanner frequencies for hams in the UK. It offers a comprehensive guide for ham radio operators looking to find and tune into various frequencies for communication. The page is useful for hams who want to explore different channels and connect with fellow operators in the UK. Whether you are a beginner or an experienced ham radio enthusiast, this resource can help you discover new frequencies and expand your communication network.

UK based manufacturer of digital mode PC fully isolated interfaces. Includes several types of interfaces including USB interfaces for CW and Digital modes

Home of GB3FH, 50.770MHz CTCSS 77.0Hz

Formed in 1998 with the aim of encouraging Amateur Television (ATV) activity in the North London/Lea Valley area, and specifically to establish an Amateur Television repeater in North London.

Calculate distance, bearing and more between Latitude/Longitude points. This page presents a variety of calculations for lati­tude/longi­tude points, with the formulas and code fragments for implementing them.

Getting started on receiving the QO-100 satellite using standard satellite LNBs and a 60cm dish

E51LYC DXPedition to Pukapuka atoll OC-098 North Cook Isl 2017

Loughborough and District Amateur Radio Club (LADARC) takes it\'s membership from the north west part of Leicestershire encompassing Loughborough, Shepshed, Coalville, Whitwick and Castle Donington.

For more than 40 years the Group has been a leading light in the amateur radio community around the Derby area.

The South Milwaukee Amateur Radio Club is an ARRL general-purpose affiliated club with Hams from all interest groups

A dedicaed vertical antenna for 80 meters band based on a 40 meter vertical experiment

North bristol amateur radio club, M0NBC, G4GCT, G6PNB

KARS Keighley amateur radio society

Jim, G3RTE and I will be QRV as H44KW from Honiara, Guadalcanal in the Solomon Islands from the 18th to the 28th February 2013.

Operating under the callsigns G1ORC, G4ORC, and M5ORC, the Oldham Amateur Radio Club (OARC) serves as a local hub for radio enthusiasts in Royton, Oldham, England. This RSGB-affiliated organization welcomes individuals with an interest in any facet of radio communication, fostering a community environment for learning and on-air activity. The club maintains an active calendar, detailing upcoming amateur radio events and specific courses hosted by OARC, providing a structured approach to engagement for its members. Club activities are centered at the No.1855 (Royton) Squadron Air Training Corps on Park Lane, a consistent meeting point for members. This physical location facilitates hands-on learning, equipment demonstrations, and social interaction among hams. OARC's commitment to the hobby is evident through its multiple transmitting licenses, enabling diverse operational experiences for its members across various bands and modes.

Riviera Amateur Radio Club was formed in 2012 in Torbay, Devon, England.

Jim, G3RTE and Phil, G3SWH will be QRV on all bands 80 to 10 metres as VK9C/G6AY on CW only from the Cocos Island Motel on West Island between 22nd February and 5th March 2011

When experimenting with the WellGood Loop antenna, I came across the PA0RDT MiniWhip design referenced in several places. The construction of the PA0RDT MiniWhip is simpler than the WellGood Loop since there are no inductors to wind, but during my testing, I have found the loop to have slightly better performance.

Surrey radio contact club (srcc) - an amateur radio club based in Croydon, Surrey, UK

HARIG is the radio club for people in and around the Harwich area in NE Essex on the east coast of the United Kingdom.

A light portable 2 element Delta beam antenna for 14 MHz. It is basically a two element delta loop wire antenna made for portable usage providing good directivity and a 4.2 dBd gain

Tim Kirby G4VXE gets a first look at the much-heralded FTdx101 from Yaesu.

G1XYZ G3XYZ The Home of Amateur Radio in West Norfolk

The Sutton & Cheam Radio Society has a 60 year history. We are an Affiliated Society of the Radio Society of Great Britain (RSGB) and are based in the London Borough of Sutton.

The Anglo Scottish Repeater Group is a voluntary organisation which owns, operates and maintains four amateur radio FM repeaters in North Cumbria.

If you want to build your own common mode choke, this article explains how to measure the efficiecy of your choke before using it. In the examples has been used Amidon FT240-31 toroids.