hf converter

Diplexer construction 2m/70cm and SW/VHF - Build your diplexer with more than 70db port isolation and less than 0.2db attenuation. Easy project.

6dB colinear VHF antenna  ^pop - Building details of a VHF colinear antenna with 6 db gain

HF mobile antenna  ^pop - Build your mobile antenna which outperforms Hustler by 10db and ATAS-100 by 18db. From 80 to 10m.

WincupHF - Contest manager programa for REF, ARRL 10m, ARRL DX, CQ WW, CQ WPX

Beacon VHF by Sezione ARI di LA SPEZIA - Italian beacon. Locator JN44WC in Monte Verrugoli (SP) 745 Mt asl

VHF DX Cluster mobile - VHFDX mobile dx cluster version

Washington State Army MARS - Emergency Communications Support - FEMA, DOMS, and Homeland Security communications resources. Health and Welfare radiograms.

Twin City FM Club - Largest general-purpose ham radio club in Twin Cities. Three repeaters, fully equipped two position HF club station, contesting, field day, and more.

Nellis Radio Amateur Club - "Located at Nellis Airforce Base-Las Vegas, Nevada USA. Nellis RAC is a progressive radio club. Providing licensing classes, on-air code study group, vhf/uhf repeaters, emergency and public service communications, ""Aviation Nation"" Airshow Special Event Station N7V"

G0HGA Angie - Amateur Radio website with links to radio, IT and the Arts and a link to my Yahoo VHF-CW Reflector.

PA3FVB - Description of my mobile HF/VHF station

KEPS Equipments for AO40 downlink - Complete receive system, downconverters, dishes, feeds and preamplifiers for AO40 satellite users

WaveNode Precision Station Monitoring - The WaveNode WN-1 is a precision, full-featured Amateur Radio Station Monitoring System which now includes Audio Announcing for RF power, SWR, and DC monitoring using HF and UHF remote sensors.

VHF UHF SHF Toplist - VHF UHF SHF Toplist including DXCC and EME-Initials

NAVTEX - The NAVTEX system is used for the automatic broadcast of localised Maritime Safety Information (MSI) using Radio Telex (also known as Narrow Band Direct Printing, or NBDP).

On-Line HF Propagation Prediction - *One single page* gives you an immediate overview of current shortwave propagation conditions at your location.

Baofeng UV3R comments - A Review of the Handheld VHF/UHF Transceiver with known problems and cool features

High Frequency - Radio frequencies for HF-GCS, ARINC, MWARA, and military stations

MultiPSK  ^pop - Windows freeware miltimode program by F6CTE that supports BPSK31 QPSK31 PSK63 PSK63F PSK10 PSKFEC31 PSKAM CW CCW THROB 4 bauds THROBX RTTY SITOR-AMTOR-NAVTEX FELD HELL PSK JT65 HELL HF FAX SSTV FILTERS

HamCAP - A freeware HF propagation prediction tool, that interface the VOACAP tool by Alex VE3NEA

FTB8900 - Memory management (cloning) software for the Yaesu FT-8900R quad band FM mobile transceiver

Transistor Specifications - Transistor Specifications, ``RF Power Mosfets ¹ HF VHF transistors

F6BON Homebrew - Spectrum alalyzer, uhf shf test equipment

SWR bridge - This SWR bridge works by sampling the amount of power flowing in each direction along the aerial feeder.

VHF CW Transmitter - Simple CW transmitter for the two meters band