receive 121.5 online

Online helix antenna calculator - PHP Helical antenna calculator, need SVG viewer

The Ultimate AM Antenna - How to improve your radio receiver reception on shortwave radio bands

DXWatch  ^pop Priority listing - Cluster spot filter service and webcluster, receive your filtered spots via email or icq.

YI9PSE On-line Log - YI9PSE online log - IRAQ 2010 DXpedition web site

DX-LIST Email Reflector - DX-LIST is an email list (reflector) for amateur radio operators wishing to receive DX information via email.

Tucson AZ Radio scanner  ^pop - Tucson, AZ police and fire scanner from StarNet, the online service of the Arizona Daily Star. Flash required to listen.

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.

AR2 communications - Complete catalog of low noise preamplifiers and microwave Gunnplexers.

Aventrade - Radio battery store with online catalog, Yuasa Battery, NiMH Battery, UPS Battery, BB Battery, Luxeon LED Flashlight, Charger, Battery Pack, Battery Adapter, APC Battery, LED Flashlight, CR123A, Rechargeable Battery

Digital Radio Box - DiRaBox Digital Radio Box PC-controlled Shortwave Receiver for Software Defined Radio. The shortwave spectrum offers worldwide reception possibilities like broadcast and amateur radio.

JRC - Japan Radio Company, transceivers and receivers manufacturer

WJ Communications Inc. - Watkins-Johnson - WJ HF-1000 Receiver

Ham Radio Audio and Resources - EchoLink and IRLP Internet Radio Linking Project Node's, Hurricane Watch Audio Feed's and Info, Live Scanner/Other Feed's from the USA, Local Ham Frequencies, Online Receiver's, Shoutcast Live Audio Feed's from the USA, Southern California Frequencies and more

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.

Radiocom - Radio electronic and antenna consulting, servicing and buildups of customer supplied components. Transmitter and receiver site work and on line help.

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).

Voice of Tibet - Voice of the Voiceless - Radio VOT daily broadcasts a 30 minute news service in Tibetan and a 15 minute news service in Mandarin Chinese.

Oromia Online - RSQBO - News and general information about Oromia and the Oromo people Ethiopia

NetLogger - NetLogger is a logging program that can use the internet to transmit check-in information to other users of NetLogger. Net participants that are monitoring the net with NetLogger receive updated information every twenty seconds.

SV2AGW AGWTerm Packet Terminal - This program needs no other explanations because it is just a terminal program. The only difference is that it is multitasking. This means that you can have multiple connects and you can YAPP without restrictions. You can receive as many YAPPs as you wish simultaneously. If you have more than a RadioPort (You have more than a TNC) you can connect in any RadioPort. You can have also unlimited number of connections (about 100).

HalloSat AO-40 Special Edition - Freeware Tracking Program for AO-40.Based on Windows timesetting, thus automatic switching between normal and daylight saving time. Preview listings with a view to the passband schedule, to the squint angle and elevation. Integrated frequency calculation for transmit frequency (uplink) depending on receive frequency (downlink) with a view to dopplershift. CAT – Control for all Icom – Transceivers without IC-821.

Dimension 4 - Freeware software that synchronize your PC's clock. Dimension 4 monitor your Internet connection and automatically adjust your PC's clock when you're online at an interval you specify.

APRS on your phone - iBCNU is an APRS GPS position reporting and text-messaging application for the Apple iPhone. When position reporting is enabled, the application will periodically send out location of your iPhone using either 3G or WiFi network and iPhone's built in GPS receiver

Icom 706MKIIG mod of internal fan on rx - Unlike the old Icom 706, the 706 MKIIG HF/VHF/UHF multi-mode ham radio transceiver do not keep its internal blower running all the time in receive mode.

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