rf mosfet modules

Multiband Cubical Quads - EI7BA Multiband Cubical Quads projects, includes two elements quad antennas for 10 12 15 17 20 meters band. Performance considerations, detailed pictures and construction notes.

Assembly of the Lightningbolt Quad - One of the best antenna values on the market is the LightningBolt Quad. At about half the cost of a tri-band yagi, you get five band coverage with a single coax feedline and excellent performance from a light, low wind load antenna.

A Collection of Smith Chart Resources - The Smith Chart was originally created many years ago as an RF engineering aid by Phillip Smith of RCA.These pages includes extesnive documentation on smith carts.

JA5FNX's place - JA5FNX is ham radio station

DF2PI - Amateurfunk - QRP and photos ham blog de DF2PI

DL6YDY QTH germany - hobby amateurfunk - Ham Radio blog made by NormCast alias DL6YDY

DK8EY - Amateurfunk bei DK8EY, Chris aus Mettmann im Neandertal.

DG2MAS Podcast blog - Funkamateur.org feat. amateurfunk podcast

DL6DBN - Ein satellit entsteht und andere amateurfunkaktivitäten...

DG2DRA blog - Amateurfunk in der oberlausitz

DG7ABL.de - Amateurfunk, linux and computing

DK2AB Core blog - Amateurfunk blog

KB3KAI David stansbury - David stansbury kb3kai, amateur radio site with live harford county weather feeds, ham technical info, blog and more

Donner's digital interface - Donner's digital interface sales. Interface that will let you connect your amateur radio and computer to receive digital modes of communication like PSK31, RTTY, CW, SSTV Also have rig control interfaces.

Ramsey Electronics - Large selection of affordable and fun hobby kits as well as a really neat selection of electronic gear. Transmitters and receivers kits, test equipments, RF test enclosures.

Alpha Linear Amplifiers  ^pop - RF Concepts manufacturer of Alpha Linear Amplifiers, amateur radio RF power amplifiers, commercial power amplifiers, power meters and dummy loads.

FT-1K OptoCAT - The simple and safe RS232 CAT interface for Yaesu FT-1000MP, FT-1000MP Mark V and FT-1000MP Mark V Field rigs

Connecting the Yaesu VL-1000 (quadra) to the FT-1000MP/MkV - based on an FT-1000MP Reflector discussion with Bill Heinzinger, W9OL, 15/16 November 2002

Adaptive Home Logic - Monitor / Control your home with APRS short text messages. Featuring Scheduling / Conditional Events, 2-way Speech, E-mail, file data, serial data, digital I/O, Sunrise/Sunset, natural language interface, interactive screen overlay scenes, logging + More

RS232 interface for Kenwood rigs - SS232K - The simple and safe RS232 interface for Kenwood radios

Grounding and RFI - Described system was designed to provide a high level of lightning protection - there are three levels of defense to guard against let-through. It isn't perfect, but does, however, follow good guidelines and shows measured improvements in RFI reduction.

QRP 12V Power Pack - A perfect companion for your Elecraft K1 or any other (not power hungry...) QRP rig

FT-1000MP interface - YAESU FT-1000/MP/MARK V (filed) interface, this one of numerous RTX sound blaster interfaces you can find on the internet, but this one include: FSK KEYING to use with the RTTY port, DVS-2 to use the interface in AFSK mode, this include all digital modes + voice keyer, CW KEYING

FT8x7 OptoCAT - The safe RS232 CAT interface and PA buffer for Yaesu FT-817, FT-857, FT897 and FT-100 rigs

K2 OptoCAT - The safe RS232 CAT interface and PA buffer for Elecraft K2