sb interface

7 Elements YAGI for 144 Mhz  ^{updated  pop} - The QM7 antenna is a simple 7 elements Yagi with 3.7 m boom length for the lower 144 MHz SSB/MGM band, in PDF Format

QM5 Yagi for 2 meters band - The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements

Low reactance multiband center feed wires - An antenna system is more easily interfaced to a radio when the input reactance at the feedline terminals is low or close to series resonance

BB&B Technical Amateur Repairs - Amateur Radio Repair resource since 1982. We repair all makes and models of Amateur Radio equipment, vintage to late-model

Antique automobile radio repair - Repair antique automobile radios and offer old car radio GM & Ford schematics from the 1930's. providing free estimates and partial list of schematics

UCXLog - Log and Contest Program, Windows based, network capability, CW via COM/LPT, SSB/RTTY via soundcard, trcvr-Steuerung (2TX for SO2R etc.), DX-cluster via packet, internet or telnet, statistics(DXCC, IOTA, locators...), log import/export, QSL card handling(printing tool), grey land map etc. etc. and freeware!

Live spots from DXlite - Live dx spots using a world map and google map interface by 5B5WN

Borneo 2004 - 2004 Dxpedition to Pulau Muara Besar (V8PMB) and Pulau Satang Besar (9M8PSB)

LA1T - Tønsberggruppen av NRRL

SBARA South Bay Amateur Radio Association KU6S - KU6S SBARA South Bay Amateur Radio Association

K3LP's Website - This is the website for K3LP, well known DXer and DX-peditioner. Look for Dave during the main four Contests (ARRL DX CW/SSB and CQWW SSB/CW)

Willington NC

Telstar Electronics - Makers of VoiceMax Transceiver Speech Processor. Linear amplifier production has been discontinued.

Rybakov antenna by IV3SBE - Multiband no traps vertical antenna 80-6M

Mobat Communications - HF-SSB radio products Accessories, Amplifiers and Antennas tuners. Established in 1995 as a joint venture between Motorola's Land Mobile Product Sector and Bartal Electronic Enclosures Ltd.

VLF-LF And the Loop Aerial - The article discusses the theory of loop aerials for receiving and how they reduce the level of local noise. A Loop Aerial is described suitable for use on the LF and VLF bands together with a circuit of an interface loop tuner and preamplifier. The discussion extends to the problems of amplifier noise and the advantages of tuning the loop.

An Introduction to FlexNet - Features and operation of FlexNet packet networking software are discussed. Details of the software architecture, RMNC and MS-DOS hardware platforms, applications, user interface, adaptive parameters, and routing techniques are presented.

FT-817 AFSK Cable - Pc sound card interface for PSK31 MFSK Baudot for the yaesu FT-817

How to Receive SSB Broadcasts With an AM Only Receiver - Iyou want to learn a little about how SSB works, or you absolutely cannot afford a more sophisticated shortwave receiver, try the following

Radio Pakistan - Broadcast 300 hours of programming a day through the facilities of 23 transmitters in the domestic and external services

Band Master - Band Master is a program for Radio Amateurs that downloads DX spots and displays them in different ways, including a graphical band map. It can be used either as a stand alone application or as part of a logging or contesting software via the COM/OLE interface. Rig control, country/province resolution, azimuth/distance calculator and online QRZ lookup are built-in, propagation prediction and geographical mapping are available through integration with HamCap and DX Atlas respectively.

SV2AGW Packet Engine Professional - This is a brand new program based on the well Known "AGW Packet Engine/ AGWPE". It is a special Windows utility for amateur radio packet users that interfaces multiple packet programs and multiple TNCs (Terminal Node Controllers) / modems: lets one TNC be used by more than one packet program, lets one packet program use more than one TNC, lets your sound card be used as a physical TNC or modem, no need to buy a TNC , has an optional 'TCP/IP Over Radio' feature that lets you send TCP/IP data sentences via packet to internet gateways

iCOM PCR 1000 Web Resource Page - ICOM PCR 1000 user website with tips, manuals, hacks and frequency list for this no-interface radio receiver.

Rig to Soundcard Interface by M0UKD - Practival project that contains two isolation transformers, one for AF from the tranciever to the line in on a soundcard, and one from the audio out of the soundcard back to the mic / data input of the radio. Both of which are variable inside the interface via two preset resistors.

Icom Yaesu and Kenwood CAT interfaces - Here you can find a a selections of CAT interfaces for ICOM Yaesu Kenwood