dc cable

Bazooka dipole for 70 cm band  ^updated - Here is a very simple 70cms dipole from Harald PD2HFE, which uses a single piece of RG-213 coaxial cable 34 cms in length.

Magnetic Loop for 80 and 40 Meters - A Magnetic loop antenna for the low bands, Günther Majewski, DH7BZ (ex DC7BZ) in german

The Bazooka antenna - The Bazooka-antenna was developed by the staff of M.I.T. for radar use. The original Bazooka used coaxial cable for the entire radiating elements.

Coax velocity factor - Coax Cables velocity factor article in pdf format

Choke balun  ^{updated  pop} - Essentially, a choke balun is designed to 'divorce' your antenna from the feed line. if your feed line is coaxial cable then you don't want it to be part of your antenna. you want to be able to deliver all your power to the radiator itself, i.e. 'the antenna'. a choke balun does this admirably

How To Build A Stacking Harness - How to build a home brew coax harness for co-phasing and/or stacking 2 50 Ohm antennas, includes a table with velocity factor of common coaxial cables

G4AON portable 6m J-Pole antenna - Ribbon cable J-Pole antenna for 6 Metres, with antenna picture and construction detail

The M1IOS Wonder Whip Priority listing - A portable HF/VHF/UHF antenna and autotuner featured in "RadCom" June 2006.

A beginner's guide to RTTY contests - A pdf file with review of RTTY contests software available on the net and information on how to operate a RTTY Contest, by RSGB.

Deuel County Amateur Radio Club W0GC - Deuel County Amateur Radio Club home page. Located in Clear Lake South Dakota. Our annual hamfest is the last full weekend in July.

R.A.I.N. Report newscast - A weekly report with interviews about amateur / ham radio and people in the hobby. broadcast in realmedia and windowsmedia streaming Rain Report about Amateur Ham Radio with Hap Holly, KC9RP

Saskatoon Scanner - Live Saskatoon police and fire dep. scanner

RFAC Solutions - RF Connectors Cable Assembly Attenuators Filters High Power VHF Amplifiers, Adapters MMCX MCX SMA SMB SMC BNC TNC N from RFAC Solutions

SSB Electronic USA - manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.

K0XG Systems - Tower and antenna rotation equipment, insulators, rotor control cables, ancillary products

Electronika International Inc - Electronika International Inc, Cleveland, OHIO manufacturers wide range of Coaxial Cable Assembly, Coaxial Connectors & Adapters, Power Dividers, Attenuators, Coaxial Switches, Amplifiers, Fiber Optic cords, Bias TEE, Isolator & Circulator and other products

Impulse Electronics - Power connectors, power cables, coax cables, wires, batteries fuses and holders and tools

Spectrum Instruments - Spectrum manufactures very high-performance, low-cost, GPS-disciplined time and frequency reference standards for industry, scientific, calibration, broadcast and amateur operators.

Jetstream - Antennas, base mobile scanner and vhf antenna, coax cables, coax switch, Lightning Arrestor, mounts, power supply, speakers and wattmeters

LW Navtex Broadcasts - Navtex Maritime Safety Information Broadcast Channels

All American - Distributor of electronic components, ull range of semiconductors (active components), including relays, circuit breakers, transistors, diodes, memory devices, microprocessors, microcontrollers, and other integrated cuircuits, as well as passive components, such as capacitors, resistors, inductors, and electromechanical products, including cable, switches, connectors, filters, and sockets.

WBCQ The Planet - This summer, WBCQ is running The Voice of the M/S Katie, live radio broadcasts originating from our radio ship the M/S Katie in Boston, Massachusetts. WBCQ broadcasts 50,000 watts on each of its four international shortwave transmitters on 5.110, 7.415, 9.330 and 18.910 MHz

Yagi-Uda Array Calculator - Spreadsheet for the calculation of Yagi-Uda Array of Circular Loops. The website is in french, but the spreadsheet is both in English and French.

Simple Reverse Polarity Protection - This simple modification is applicable to pretty much any 12 volt operated, positive earth equipment. by Chris Cox, N0UK, G4JEC

A CW TX for 80 meters band - This simple circuit will give about 1.2 Watts of output when powered from a 13.8VDC supply.