2m calculator

Slim Jim 2m Vertical - This VHF 145 MHz antenna is easy to build and with no radials. It shows equal gain of 5/8 lambda. It is light weight, you can hang it somewhere (on a tree may be) and work.

The Little Stick Antenna  ^pop - The Little Stick antenna is an aluminium version of the Vertical Bazooka design which was made from coax.

JA7KPI Windom antenna for 40-80 - The total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. JA7KPI modified this antenna originally used as Inverted-V type of 80m band Dipole. Works on 40 - 80 meters band with acceptable swr.

X-Beam for 6m 2m and 70cm - X-Beam antenna by K0EMT for 50 Mhz and VHF UHF bands

Magnetic Loop calculator - Windows antenna design program for magnetic loops antennas by DG0KW

Transmission Line Calculator - This web page allows you to perform transmission line calculations by using an applet instead of a Smith chart

C-Pole antenna calculator - Based on the original design by Brian Cake, KF2YN this online calculator let you find the correct dimensions for a cpole antenna

Coax Dipole Calculator - An efficient program to calculate dimensions of coax dipoles, or bazooka antennas considering velocity length of different coax cables. Express dimensions in feet/inch and meters/cm. Freeware by VE3SQB

N6TWW 2 meter Halo - 2 Meter Halo Antenna by Mike Fedler N6TWW Including descriptions so you can build your own

Loop Antennas and Calculator - The purpose of the calculator is to give you a quick overview of the feasibility of "squeezing" a loop into your available yard or apartment space. The calculator yields a reasonable approximation of dimensions, to within 5% over the amateur bands, using typical wire gauges ranging from 12-18 AWG.

A Portable Antenna for Satellites - A portable antenna for mode B and J satellites

S-MATCH Universal ATU  ^updated - PA0FRI's "S-MATCH ATU" published in RSGB's RadCom March 2003). The Balanced Universal ATU Photographs of ZL2ML's S-Match were added.

KG4WBH Beacon - 28.222mhz transmitting with 2 watts of power

KN2MET NYC Metro - NYC METRO is a not for profit 501(c)(3) publicly supported organization, supporting the Amateur Radio Communities Emergency Services.

Catalina Amateur Repeater Association - Covering most of So. Cal. from 26 miles off the coast! 2m, 220, & 900.

W2MPX Metroplex - Serves the New York City Metro Area

K2MFF NJIT Ham Radio Club - K2MFF is an NJIT club that has been around since the early 1920's our main focus is to promote the further use and knowledge of Ham Radio

Duplexers for Ham Radio repeaters - We produce duplex filters and antennas for 2m,70 cm and 23 cm repeaters.

European Repeaters listing - Listing of repeaters based in europe by PD2MEY

HF Beam Calculator - A javascipt online calculator for 2 and 3 element beam antennas. Just input frequency and will diplay element dimensions and spacing. Measurements in Feet and Meters by G4VWL

Great Circle Calculator - A javascript online calculator of bearing and distances by G4VWL

RW3AZ VHF amplifiers page - 2m/70cm GS31B Power amplifier pictures

OZ2M - Beacon Keyer - Features, pictures and schematic to home made your keyer

Accurate Inductance Calculator - This page allows you to calculate in the most accurate way high-Q inductor coils.

Build a 2 meter duplexer - The duplexer is conservatively rated at 150 watts input, but it should withstand up to 300 watts.