ssn sfi converter

International Misfits - Worldwide DXing club with online roster and membership is FREE

Swan Island DX Association - The Swan Island DX Assn. is based in Raleigh, NC.

Thunderbolt Amateur Radio Assn - "Amateur Radio Operators in Pueblo, Colorado have formed an association dedicated to public service called the ""Thunderbolt Amateur Radio Assn."""

South Florida DX Assn - Florida DXers meet every other month in Ft. Lauderdale to discuss DX, antennas and such. We host the DX forum at the Tropical Hamboree in Miami the first Saturday in Feb.

Split Rock Amer Radio Assn of Northern NJ - Northern NJ's number one club. Weekly swap n shop/net, VE sessions 2nd Monday, Meetings, Second Tuesdays. E-mail us to learn more.

Rocky Mount Amateur Telecommunications - The Rocky Mount Amateur Telecommunications Assn. is an amateur radio society based in Rocky Mount, NC.

B.A.R.A. Hamfest - Bakersfield Amateur Radio Association Ca

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

RM Italy  ^{updated  pop} - RM is an Italian company operating in the radio communication field since 1974, main products are: HF-CB-VHF-UHF-Dual Band Amplifier, Power Supply, DC-DC Converters Antennas and more

ARTRA QRP Kits - Lots of homebrew kits, you can buy kits or download as free, Association des Réalisation et Techniques RadioAmateurs. Transceivers, filters, converters, frequency meters, antenna analyzers, ATV receivers, interfaces

I5XWW Crispino Kits - Ham Radio Kits, soundcard interface for digimodes, usb CAT Interfaces, PA interface cables, connectors, DRM hardware and software, DRM converters

Electron Tubes and Vacuum Tubes - Worldwide distributor of electron tubes and related items. Large stocking facility means fast deliveries for your hard to find tubes.

Locator Converter - IARU Locator to Lat/Long Converter

QRA to Lat/Long converter - G7RAU QRA to LAT/LONG and visa versa

Currency Converter - A courrency converter

XE.com - The Universal Currency Converter - Another currency converter

ARISS News - Latest news from ISS including upcoming ARISS contact schedule

Geomagnetic and Solar Indices - NOAA / Space Weather Prediction Center, Geomagnetic K-indices and Running A-indices, Local Noon Solar Radio Flux, Daily Solar Indices with SSN

Sunspot Number - How sunspot numbers are computed

IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.

Real time sunspots number - Space Weather: Real-Time 24hr Effective Sunspot Number

SpotCollector  ^updated - A free application that captures DX and WWV spots from up to 5 internet clusters and a local packet cluster. DX Spots are merged and stored in a Spot Database on your PC, enabling you to monitor, sort, and filter them in real time; known LotW participants are highlighted, as are needed stations. WWV spots are plotted to show SFI, A, and K over the last solar revolution.

Spectrum Lab  ^pop - DL4YHF's Audio Spectrum Analyser Spectrum Lab or Speclab started as a simple FFT program running under DOS a long time ago, but it is now a specialized audio analyzer, filter, frequency converter, hum filter, data logger and more. Can be used for MTHELL QRSS, DFCW, PSK, MSK, Castle

SRL QuickSilver QS1R VERB - The QS1R VERB is the most advanced open source digital down conversion (DDC) receiver board on the market. It features a Linear Technologies LTC2208 16 bit, 130 MSPS Analog Digital Converter (ADC) and an Altera EP3C16 Cyclone III FPGA. Connectivity to the PC is through a high speed USB 2.0 interface. QS1R covers 15 kHz through 55 MHz in its standard configuration and can be used in undersampling applications to 300+ MHz.

Zelscope  ^pop - Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer's sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal - which can be music, speech, or output from an electronic circuit.