multi mode

BV6 50 Mhz Yagis - Two Yagis for six meters band, one 1 wavelength long with a gain of 9.5dBd, and the other a 2.1wl model with a gain of 11.8 dBd.

Quickie Vertical  ^pop - KQ6RH HF multiband vertical antenna plan

The Fence Fan Dipole - The Fence Fan Dipole a quick, easy and inexpensive multiband dipole antenna

G5RV Antenna  ^pop - The G5RV antenna, with its special feeder arrangement, is a multiband centre-fed antenna capable of very efficient operation on all hf bands from 3.5 to 28 MHz

Int. DX Contest Logging program - This program checks for duplicates (including partials), lists multipliers by band, provides a country lookup function, lists all contacts, writes the Cabrillo file format for log submission, and provides many current statistics.

FK8HC - Ham radio and Cibi Dxpedition

CWSP Award - The CWSP Award is issued by the CWSP "Grupo de CW de Sao Paulo" for all radioamateurs who have worked 5 (five) different members of the group (CW mode only), are valid contacts after October 15, 1976.

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

Digital Signals Sounds - Several files with examples of sounds from digital radio modes on short wave. PSK, RTTY Hellschreiber MFSK FSK Sitor

Soundcard Interfacing - This page is an attempt to correlate the interfacing schemes for various Radio models, and Sound Card configurations.

EME resources by DL4EBY - Several kinds of operational data needed for Amateur Radio moonbounce (EME, earth moon earth) communications, the technical challenge amongst the various propagation modes on VHF, UHF and microwaves

OK1TEH - Prague - Active station on VHF UHF and in particular in TROPO/ES/AURORA/MS/EME modes

Yaesu 920 & SoundCard - This circuit provides an interface between the Yaesu 920 transceiver and IBM computer sound card which allows data transfer and control of PSK31, RTTY, KEYBOARD CW, and SSTV modes for Amateur Radio

WACARS  ^pop - The only ACARS software to feature in-line message decoding and aircraft tracking. ACARS Reception and Decoding Software For Windows

Stream - Stream is a software that implements MFSK16 and MFSK8 modes designed by me and Murray Greenman ZL1BPU. It also offers a series of experimental modes based on FEC, interleaving and several modulation techniques (PSK, QPSK, MSK, &c.).

WinMSDSP 2000 - Shareware program to receive and transmit high speed CW (morse code) used in MS (amateur radio communication mode) with MS Windows 95/98 and sound card.

X-APRS - APRS™ for Linux is a multifaceted system for use with packet radio by Hams, it allows the monitoring of real time geographical information such as the position of vehicles, the status of weather, radio direction finding and much much more. It envolves mapping, GPS tracking, packet radio, etc

VHF Logging program - This program checks for duplicates (including partials), lists multiplier grids by band, lists all contacts, writes the Cabrillo file format for log submission, and provides many current statistics by N3FJP

Precision CW - Software to train reading Morse code or software to run CW mode or even COHERENT CW mode on your amateur radio equipment from your PC.

NBF  ^updated - Packet radio program for 32-bit Windows platforms. Works with a host mode TNC, FlexNet, AGWPE or telnet.

SSTV1 - SSTV1 Modem software is an AFM modem that runs on the TAPR/AMSAT DSP-93 hardware platform that can be used to receive and transmit Slow Scan Television(SSTV) signals.

Conductor Training - Conductor is a training tracking software that can organize any type of education, training, certification or license. It generates a multitude of reports perfect for regualtory bodies, free demo.

Next generation beacon - The next generation beacon platform for the OZ7IGY beacons should encompass both the analog and digital mode, i.e. FSK and MGM in a mixed mode configuration

Mode J Desense Filter - This type of filter can be used in a Mode J satellite station (uplink on 2m, downlink on 70cm) to reduce the problem of the uplink signal desensing the receiver

DSP-10 2-meter DSP transceiver - The DSP-10 is an amateur-radio, software-defined 2-meter transceiver that can be built at home. It operates not only on SSB, FM and CW, but also on four Weak-Signal modes. Features are tailored to operation on VHF, UHF and Microwave frequencies. By W7PUA