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Cheap antenna to make from 160m - 6m  ^pop - The antenna is nothing more than a simple 2.4 metre square loop drawing pinned to the internal brick wall of the spare bedroom. Yep, thats right, the inside wall of the spare bedroom - ideal for flat dwellers, hotel rooms or whinging neighbours, The loop has a simple switched inductance at the top of the square loop and uses a simple coaxial stub to tune the antenna. An additional variable capacitor placed across the feedpoint can be used to fine tune the resonance of the antenna, by Andy G0FTD

Tango Delta Tango Dx - 11 meter dx group from The Netherlands

TX RX Systems Inc - TX RX Systems Inc. manufactures signal boosters, rf antennas, transmitter combiners, cell enhancers, land mobile radios, duplexers, receiver multicouplers, bidirectional amplifiers, bda, rf amplifiers, rf filters, rf cavity filters, rf combiners, rf components, in building rf coverage, repeaters, repeater amplifiers, rf management equipment, rf systems, and rf solutions. TX RX Delivers Reliable Solutions.

Pipo Communications - The highest-quality and most reliable Dual-Tone Multi frequency encoders.

Ameco - Text books relating to amateur radio (HAM radio), highpass and lowpass power filters, transmitter test loads (dummy loads), study tapes and disks to learn morse code, transceiver preamplifiers, antenna signal boosters.

Mobat Communications - HF-SSB radio products Accessories, Amplifiers and Antennas tuners. Established in 1995 as a joint venture between Motorola's Land Mobile Product Sector and Bartal Electronic Enclosures Ltd.

K2RF Communications Products - K2RF is a manufacturer of radio frequency, audio, and video processing products including repeater link controllers, speech limiters, and RF equipment for the commercial, HAM, and amateur radio consumer.

Citel - We have a wide range of power protectors and surge protection products available

American Technical Resources - Heavy Duty Surge Suppressors, telecommunications protection, industrial twist lock enabled equipment all voltage, phase and frequency ranges

VLF-LF And the Loop Aerial - The article discusses the theory of loop aerials for receiving and how they reduce the level of local noise. A Loop Aerial is described suitable for use on the LF and VLF bands together with a circuit of an interface loop tuner and preamplifier. The discussion extends to the problems of amplifier noise and the advantages of tuning the loop.

How to build a simple wireless telegraph set - The simplest wireless telegraph set consists of a means of generating and controlling a spark which sends out radio waves into the air, and a receiver or detector to detect the radio waves.

RadioMirror Tutorials - RadioMirror amateur packet radio multicast software is a powerful tool for distributing information to many hams at once, and can be especially useful during the course of an emergency

An Introduction to FlexNet - Features and operation of FlexNet packet networking software are discussed. Details of the software architecture, RMNC and MS-DOS hardware platforms, applications, user interface, adaptive parameters, and routing techniques are presented.

VK2KRR DUCT Info - Tropospheric Ducting information that has been researched at Station VK2KRR.

Batteries and gadgets - Your source for weather radios, communication headsets, 14 channel radios, M&M groovy radios, smithsonian crystal radio and weather station kits, line restrictors, antennas,ham radio accessories, and battery products.

CutRate Batteries - CutRate Batteries supplies fully compatible, after market battery packs for two-way radios and barcode scanners. Our products are guaranteed to work with Motorola, Kenwood, Yaesu, Vertex, Icom, Telxon, Intermec, LXE and PSC two-way radios and barcode scanners.

Sparkys cb shack - CB and 10 Meter Amateur Radio Sales and Service. Free Custom Tuning. Free Shipping. Home of the Sparktune Modulator. Give your radio that Blazing Modulation We stock Galaxy, Cobra, magnum, Connex, General,Uniden, Workman, Dosy, Hustler, Turner

TestParts Sales Company - TestParts.com carries RF Microwave WiFi Coaxial Attenuators Coax Adapters Dummy Loads Waveguide Oscilloscope Probe Leads DMM Manuals RF Switch Relay SurplusSales Bristol Spline Pocket Toner Tubes Digicon Heliax RF Parts Oldaker Test Leads Silver PL-259s

Radio Denmark - Information about the activities of the Danish Broadcasting Corporation including news from Denmark and schedules relating to specific radio and television programmes.

Deutsche Welle - Germany's International Broadcasting Station with links to numerous pages in multiple languages containing program schedules, and live audio feeds.

Bayrak Radyo Televizyon Kurumu - The Turkish Republic of Northern Cyprus broadcasts on mediumwave, shortwave, FM, TV, and satellite frequencies

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

RADIO Galkayo - Somalia

FRS Holland - FRS web news, upcoming schedules.

Mizuho products - Mizuho Tsushin Co. was a small Japanese manufacturer of QRP radios and kits, shortwave receiver accessories, and AM broadcast band receiver kits and antennas