Calculators
related wiki pages: Education, Electronic Theory, Software
Antennas
Antennna wire catenary calculator from Owen VK1OD
Cubical Quad From N6ACH
Dipole calculator From the Larkfield Amateur Radio Club.
Dipole and inverted V calculator from the Carolina DX association
EH Antenna calculator from IW5EDI
Ground Plane antenna (Quarter wave) From Computer Support Group
J-Pole calculator From K4ABT
Loop antenna Dimension calculator from KA1FSB.
Slim Jim calculator from M0UKD
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.
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
EMR Safety Compliance (USA, Australia and New Zealand )
EMR Safety Calculator ARRL/FCC, ACMA and New Zealand NZS2772-1999 Standards from David Burger VK2CZ / K3HZ
Feedlines
Coaxial line loss calculator From the Orchard City Amateur Radio Group
Line Loss Calculator from VK1OD
Location
Related wiki pages : Gridsquares
- GPS-enabled mobile phone Maidenhead calculator Works with Nokia N95
- Grid Square Conversion Convert between maidenhead gridsquares and latitude/longitude
- Googlemaps gridsquare locator Type in your gridsquare and get the googlemap. Can also be used to find the distance between gridsquares.
- Gridsquares to 10 places #### #### ## Approximately the size of a suburban block (in VK anyway).
- Miles per Watt / km per watt calculator Users will need to enter the gridsquares of two stations and the tx power of the transmiter.
Unit Conversions
Metric <-> Other
Most common metric conversions from World Wide Metric
Convert just about any unit you care to name from OnlineConversion.com
gridsquare calculator to ## ## ## ## ## accuracy eg QG62LL23VK from QTH map
Miscellaneous Calculators
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