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A 3 band dipole for 10 15 and 20 meters band, easy to build, and that can be easily setup in any occasion, inclunding field days or portable operations

Normal mode helix antennas for HF mobile. Photos andn plan for a 20 meters mobile helix antenna by N2MH

A 40 meters band full wave antenna project plan with model, adding the Missing Leg to the Inverted-L Antenna

VE3SUN DX Monitor is a standalone Windows program which monitors the DX announcements available on the internet at DX Summit and presents the information in a sortable grid format and on a map centered on your location. Price USD 39.95

Service information, modifications, diagrams, manuals and schematics, and technical files on Galaxy DX Radios.

Here is a high-performance hand-held beam antenna that is easy to build and guaranteed to improve your downlink from the LEO satellites over ANY rubber duck or mobile whip

Windows contest logging software with multiple functions like antenna rotor control, dx cluster, cat control, voice and cw keying, supports many data modes, qrz lookup, pirint qsl and labels, mapping and more. Donationware software.

Schematics for a VHF UHF duplexer

17 m reduced size coaxial moxon rectangle, an exercise with an MFJ 259B plans by N0KHQ

Grounding Systems for Amateur Radio Stations, Safety grounds vs. radio frequency (RF) grounds, the practical station ground

13.8 V 15A from a PC power supply

Build your own delta loop antenna for 6 meters band

This Delta Loop is a three-sided antenna suspended high in the air by vertical supports, such as tall evergreen trees. Recommended height is 40 feet or more at highest point, but higher is better.

Alinco's factory in Toyama, Japan, holds ISO9002/140001 certification, underscoring its commitment to quality manufacturing processes for amateur radio equipment. The company produces a diverse range of products, including HF transceivers, mobile VHF/UHF radios, handhelds, and scanners, serving both new and experienced operators within the ham radio community. Their product line extends beyond transceivers to encompass essential accessories such as antenna tuners and power supplies, which are crucial for complete station setups. These offerings support various operating environments, from portable field operations to fixed home stations, ensuring versatility for radio amateurs. Alinco, Inc. Electronics Division is headquartered at Yodoyabashi Dai-Bldg 13F, 4-4-9 Koraibashi, Chuo-ku, Osaka 541-0043 Japan, maintaining a global presence in the amateur radio market.

This page contains dynamically updated propagation information.

Predicts ionospheric (sky-wave) propagation between any two locations on the earth on frequencies between 3 and 30 MHz

Live streaming police scanner feed from Reno Nevada USA

Experimental omni-directional antennas for 6-meters band

Provide information relative to a new antenna concept. AM Broadcast antennas and amateur radio prototypes

This step-by-step tutorial contains everything you need, not only to survive that first contact, but also to learn to enjoy Code and actually do it well. Even if you detested learning it in the first place

A 20 and 40 meter vertical on Autopilot by K6MHE PDF File

Yagi Antennas, Antenna Materials and more.

Dealer for Cb radios, Cb antenna & accessories Galaxy radio, Cobra cb radio, Ranger, Texas Star, Palomar. Police scanner, radar detector, GPS, GMRS, FRS, Wilson cellular amplifier & antennas. Owners manuals, schematics and links.

Members discuss the operation of and modifications to this outstanding QRP rig that covers 160m 70cm with all modes. Site contains a large database of FT-817 FAQs and data files. Antennas, tuners, and power sources are also covered as related to this ultra-compact transceiver.

Antenna masts, mounts, tripods and poles. Elevating solutions. Portable Antenna Masts

Maco Manufacturing, HF Antennas, gamma matches, cable assemblies, power supply, swr meters, watt meters

A 6 Mb PDF file of CQ Zones and ITU Zones and prefixes made available to download by Icom America.

Kenwood, Icom, Yaesu, Sony, Uniden Bearcat, Wilson MARK II & IV

Canadas Amateur radio, citizen band , shortwave, scanners, marine radio distributor and manufacturer of ham radio accessories

An easy to build antenna switch with common rele

What is a dipole antenna and why are they so popular ? Arrl PDF file

Programs for common antennas and some experimental, includes, dipoles, quad, Yagi, verticals, discone, jpole skyhoppers and parabolic antennas

Build your own antenna for the 23cm band ( 1250Mhz - 1280Mc ) using some aluminium and this simple design.

A 3 elements long yagi antenna for 6 meters band by ON6MU

Amateur radio HF nets

Short dipole antenna for 40 meter ham band. Can be put up in the space required for a 20 meter dipole.

My Sloopers antennas for 80 and 160 meters

info on marine radio frequencies

Get maximum power to your antenna by learning how to hook up and use a tunner to properly "trick" your rig

A Linux based FFT spectrum analyzer designed for time-frequency browsing and scientific data visualization. Oscilloscope waveform, statistical histogram, accumulated spectral trace,Weak Signal reception, continuos data logging, FFT Analyzer and specialized measurement windows.

PropView is a free application that uses the included VOACAP, ICEPAC, and IONCAP engines to graphically display band openings between two locations over a specified 24 hour period. It can also build schedules for the IARU/HF beacon network and automatically QSY your transceiver to monitor each scheduled beacon.

Difona is a german base dealer for amateur radio transceivers, anntennas, PA, power supplies, accessories from several brands like Kenwood, ICOM, Yaesu, MFJ, ACOM, DAIWA, Diamond, DXSR, Alinco, Ameritron, ETM, Fritzel, UKW Technik, AOR, Bencher, Create, G.B., Heil, Hotline, Maldol, Tonna, Titanex, Outbacker, Hy-Gain, Mirage, SCS, SGC, SSB Elektronik

G3JVL Six meters ground plane vertical is a compact antenna that is ideal for portable operations on 50 Mhz

20m T-Monopole short vertical antenna for 20 meters by AA5TB

This antenna is not a true Windom, but rather an off center fed or OCF dipole works on 8 bands from 80 to 10 meters

How to build a to 1 balun by N1HFX

Baluns what do they do, in a pdf file by W7EL

Images and technical details of thousands of transceivers, cb radios, rotators, rf amplifiers scanners and accessories, by SM0OFV

A coil loaded dipole antenna for 40 and 80 meters band by I2CN

DX Engineering is a source for antennas and antenna parts for radio amateurs and professionals. The website offers a wide range of products and resources for antenna projects and radio operation.