desk top band plan

X beams antennas - X bams wire antennas for 15 meters band

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

K9FV 40 meters band loop - A Mississippi Style 40 meter magnetic loop made from available aluminum conduit, this antenna will not disappoint by Ken Holland, K9FV

GM4XRF Loop antenna plan - A motor driven magnetic loop antenna 1.5 meters square for 3.5-10MHZ by GM4XRF

80 Meter vertical Loop  ^new - An 80 meter band vertical loop antenna setup at PA3FUN

Coaxial Balun  ^pop - Coaxial balun plan by I0QM

Antennas and Feedlines - Long article on antennad and feed lines

Helix Calc  ^updated - Helix antenna calculator, to design and make helix antenna plans

VU2TQC Slim Jim - An home made slim jim antenna for 2 meters band by VU2TQC

Quarter Wave with radials - VHF quarter wave antenna mainly for scanner usage, The quarter wave antenna is an easily designed and constructed antenna for whatever frequency you want, although with the following design, you may to limit it to the VHF and UHF bands due to the physical size.

IARU Region 1 HF band plan - Band Plan for HF Bands by IARU Region 1, effective march 2009.

PA2MZ Marten - A site of one of the yuongest HAM op. with a HF license

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

Definition of frequency bands - Definition of radio frequency bands, hf vhf uhf etc.

Operating the 28MHz (10m) Band - Excellent page on operating 10 meters band by G3XBM

The Shortwave Broadcast Bands - For convenience, the shortwave part of the radio-frequency spectrum is subdivided into bands. Each band has its own unique propagation characteristics

Radio waves below 22 kHz - Exploring ULF-ELF and VLF radio band

Morse code ringtone generator - This page converts text into a morse code ringtone playable on most mobile phones.

Albuquerque Transmitter Hunting - An active group of Amateur Radio operators who locate hidden transmitters for fun and in times of need, such as determining the source of interference to local repeater systems or individuals who use the Amateur Radio bands illegally.

Satellites list - Long and detaliled list of AMSAT and other satellites with pictures, drawings and satellite informations

Small Parts - Small Parts, Inc. has been supplying top quality Materials, Components and Tools to Researchers and Developers since 1963.

Bertech - Distributor of ESD, kapton tapes, high temperature tapes, esd wrist straps, ionizers, ground cords, grounding devices, ESD gloves, esd finger cots, esd workstations, esd rubber bands, esd binders, esd bags, anti static glove, esd rubber bands, no clean solder paste, water soluble solder paste, finger cots, esd mats

BR-universal-Filt - Freeware real time DSP filter particularly for applications of amateur radios , IIR, FIR filter, low-pass, high-pass, band-pass filter, band suppressor (notch filter) individually adjustable

RoMac 10 Band Equalizer - 10 Band DSP Equalizer for Ham Radio, requires Win 98 or higher, 128 MB, 16 bit sound card.

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.