attenuator calculator

Quadrifilar helicoidal calculator - Calculate design for a quadrifilar helicoidal antenna

Loop antenna resonant frequency calculator - Calculates resonant frequency of a loop antenna, correcting for distributed capacitance.

Dipole Calculator in JavaScript - Input the desired resonant frequency and it will calculate lenght in inches feet and meters

A Simple 7 element Yagi calculator  ^{updated  pop} - A JavaScript to calculate the dimensions for a seven element Yagi-Uda Antenna

W4HN Antenna Calculator - Calculate your dipole, 3 element yagi and a simple dipole

Antenna Trap Calculator - Design your own antenna trap online

Coil calculator - On-line single-layer coil designer

Antenna wire catenary calculator - This is a simple calculator for solving the antenna wire catenary between to end points given the design wind speed, mass per unit length of the wire, wire diameter and Gross Breaking Strength of the wire.

Antenna Height Above Average Terrain - Antenna Height Above Average Terrain (HAAT) Calculator

4Z5NY Antenn calculators - The formulas for a dipole and vertical, j-pole, double square, Yagi and EH antenna calculators

Antenna Tilt Calculator

RF Transmission Line Loss Calculator - This calculator computes the matched line loss for a transmission line using a model calibrated from data for the transmission line types built in to the calculator. It also gives an estimate of the mismatched loss if the mismatch is specified.

BK Precision - Power supplies, electrical testers, battery analyzers, cable tester, rf generators, spectrum analyzers, Digital/Analog Oscilloscopes, Multimeters , attenuators, frequency counter

D-STAR Callsign Calculator - This is a user-friendly web page based D-STAR call sign calculator that requires no installation or configuration to use.

D-Star Call Calculator - Calculate how to set call signs

Antenna lookangles calculations - A javascript satellite antenna look angles calculator

SSB-Electronic - Ssb-electronic gmbh based in iserlohn germany produces coax cables and connectors, rf parts and components, transvertes, attenuators, coax relays, precision directional couplers

Alliance Test Equipment - Alliance Test buys and sells used network analyzers, spectrum analyzers, function generators, mulitmeters, probes, optical power meters, calibrators, attenuators, testers, and more from Tektronix, Fluke, Rhode & Schwarz, Advantest, LeCroy, Fujikura, California Instruments, NetTest, Keithley, Actrena / TCC, Instek

Filtroid - Filtroid is an extremely easy-to-use program for synthesizing microwave filters. It can be used to design practically all filter types from audio to microwave frequencies as well as amplitude and delay equalizers and attenuators.

W2IOL GCGC Distance/Bearing - Freeware dos and linux command line executables to calculate grid great circle/geodesic distance, azimuth/bearing and MUF calculator by W2IOL

An RF step attenuator - Make your own rf step attenuator

Electrical Calculators Online - Electrical and electronics online calculators by Calculatoredge.com

mini dB Calculator - dB-Calculation for the experimenting radio amateur.

Coil Inductance Calculator - Calculate the inductance of a single-layer, air-core coil.

Loss Calculator - Calculate power loss depending on coax cable you use