power supply 40 v

J-verical for 10 meters  ^pop - J-verical antennas for 10 meter band with photos and plans

LF Receiving Loop - A really simple LF receiving loop antenna

11-meter.com - Activation logs, IOTA, projects and more.

Beacon Transmission Schedule - This table gives the minute and second within each hour of the start of the first transmission of each of beacon on each frequency

Longwave Non-Directional Beacons - Beacons operating in the longwave radio spectrum, generally between 200 and 450 kHz

Mariana Islands DX Association - 96 pages, 450 pictures including hams in the Mariana islands and their shacks, QSL gallery, island photos, Digital Voice Keyer software, and lots more.

Delaware Valley - DVRA Hamfest, by Delaware Valley Radio Assoc.

LinkPlus - LinkPlus products enhance the voice quality of HF SSB amateur. Eliminates virtually all channel noise and interference and greatly strengthens SSB radio signals

Aircom - Antennas, Adapters, Attenuators, Tuners and more

Bencher Antennas - HF Vertical and Beam Antennas, antennas accessories by Butternut

Cushcraft  ^pop - Cushcraft Amateur Radio and commercial antennas HF and VHF vertical and yagi antennas owned by MFJ.

C3I Antennas - The finest in VHF/UHF antennas for Amateur and Commercial Applications. Antennas and Repeater Controller Accessories includes Rutland Arrays.

Hardware interfaces - The LCU-3 is an inexpensive unit that interfaces your radio to your computer.

Terrasat Inc. - Manufacturer of Receiver and Transmitter for Digital Microwave radio and VSAT equipment

Tesoel - RF-and Microwave Coaxial switches and relays

KBT DC Supplies - Linear Regulated DC Power Supplies

Elecraft - Manufacturer of the K3 & K2 160-10M CW/SSB amateur radio transceiver, K1 transceiver, transverters, Antenna tuners

High Sierra Antennas - HF and VHF antennas for cars, trucks, homes, trailers and recreational vehicles

Monitoring the Crisis in the Balkans - By the Monitoring Times Staff, NATO HF Frequencies, NATO Common VHF/UHF Frequencies and English Language Shortwave Broadcasts from the Balkans

SOFT990 - SOFT990 is a freeware designed for the transceiver YAESU FT-990. Running also with FT-840 FT-890 FT-900 FT-920 FT1000MP FT-1000D

Resistor values by color - Calculate Resistor Values from Color Codes

40 meter 100 watt Transmitter - 40 meter transmitter by K9GDT

The Islander HF RTX - A practical solution by Cuban radio amateurs, hybrid circuit with mostly defunct TV set parts.

Speaker Design - Java applet to design speakers

40 meter CW/SSB Receiver - The K9GDT 40m receiver