Calculators

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related wiki pages: Education, Electronic Theory, Software

Antennas

Antennna wire catenary calculator from Owen VK1OD

Dipole calculator From the Larkfield Amateur Radio Club.

Dipole and inverted V calculator from the Carolina DX association

J-Pole calculator From K4ABT

Ground Plane antenna (Quarter wave) From Computer Support Group

Loop antenna Dimension calculator from KA1FSB.

Cubical Quad From N6ACH

Vertical Antenna From Computer Support Group

VSWR calculator from Owen VK1OD

Yagi: Three element beam From Computer Support Group

Yagi: Seven element beam From Computer Support Group

Baluns

Half wave 4:1 coax balun From G8AJN.

Narrow band Balun calculator

Circuits and components

Antenna Tuner circuit for a parallel LC antenna tuner from Crystal radio EU.

LC Filter design From York University

Highpass and Lowpass filter calcultor from WA4DSY.

Parallel resistors Calculate the total resistance of up to 10 parallel resistors. From G8AJN.

Reactance calculator from Electronics 2000

Resistors, capacitors, coils, attenuators From SM0VPO.

voltage divider calculator from Clarkson University

Feedlines

Coaxial line loss calculator From the Orchard City Amateur Radio Group

Line Loss Calculator from VK1OD

Location

Related wiki pages : Gridsquares

Unit Conversions

Metric <-> Other

Most common metric conversions from World Wide Metric

Convert just about any unit you care to name from OnlineConversion.com

Miscellaneous Calculators