log periodic design

PAC-12 Antenna - mobile multiband  ^pop - Here’s an award-winning, easy-to-homebrew, multi-band portable vertical antenna designed by long-time antenna aficionado James Bennett, KA5DVS. He’s documented the design and construction plans for a portable antenna that can be built with relatively ordinary components

PAC-12 Vertical portable antenna - Build the PAC-12 Antenna a multi-band portable vertical designed by KA5DVS, here’s an award-winning, easy-to-homebrew, multi-band portable vertical antenna designed by long-time antenna aficionado James Bennett, KA5DVS. He’s documented the design and construction plans for a portable antenna

IITB HAM Club - Students interested in HAM activities at Indian Institute of Technology, Bombay.

PY1LEO - Leonardo - ham radio,antennas,satelites,rtty,cw,packet,forum,my blog,and other aplication ham radio

MicroSignals - MicroSignals produces a line of RF and IF signal processing components that offer high performance at an exceptional value. To achieve this MicroSignals began with an engineering team that possessed an excellent background in RF Transformer and Balun design.

Time Zone Map - Standard time zone map of the world in a jpeg file

Q15X25 - Q15X25 is a packet modem with a KISS/AX.25 interface designed for HF transmission of AX.25 packets and TCP/IP using Automatic Repeat reQuest (ARQ) and forward error correction (FEC).

JT65 - JT65 is a digital protocol intended for Amateur Radio communication with extremely weak signals. It was designed to optimize Earth-Moon-Earth (EME) contacts on the VHF bands, and conforms efficiently to the established standards and procedures for such QSOs.

ICOM IC-706 mark IIG - IC706 Specifications by universal radio inc

TR-LOG to ICOM Control cable - A Contestpedition Cable for TR-Log and the IC-706 by K6XX

Icom IC-718 specifications - IC-718 tech. specifications

Icom IC-746 specifications - This page includes fatures, specifications options and photos of the ICOM IC-746

Yaesu FT-100D - Features and specifications for discontinued yaesu ft-100d radio

Yaesu FT-100 specifications - The Yaesu FT-100 is a miniature mobile transceiver that provides coverage of the 160 to 6 meter bands plus the 144 MHz and 430 MHz bands

Yaesu FT-857 specifications - Yaesu FT-857 features and specifications

Yaesu FT-857D specifications - Features and specifications for Yaesu FT 857D

Yaesu FT-857 accessories - Pages containing accessories for the Yaesu FT-857 and FT-857D

Icom V8000 mobile amateur transceiver - Universal radio IC-V8000 page includes accessories and photos

Bit line meteo - Data loggers, meteo devices

Tips for shortwave radio beginners - Get the most out of the shortwave listening hobby. Follow these steps to get started with your new radio.

WD8LQB CountyLog - CountyLog windows amateur radio logging program. Log county contacts, export to ADIF, and access the Who's on the Air Database. Commercial version with free limited version availbale.

Build a logging frequency counter - Pictures, photos, source code and plans to build a logging frequency counter

QST signalink review - SL-1 - Designed to handle audio signal interfacing as well as transmit/receive switching Reviewed by Steve Ford, WB8IM

The smk-1 on 20m - Taking the venerable SMK-1 design to 20m and adding an RF amp, audio filter, and a TiCK Keyer ... by Wayne McFee, NB6M

Rainbow Antenna Analyzer - A small and inexpensive measurement device designed to determine antenna performance across the amateur bands through use of automatically collected SWR readings