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Calculators
RAC
Calculator Name: Author: Description: First Appeared:
Reflection Calculator David Conn, VE3KL Calculates Forward and Reflected Power Waves in Lossy Transmission Lines

March 2009: on this website!

Elecraft Power Meter Code David Conn, VE3KL The Elecraft W1 performs calculations with an onboard PIC microcontroller and also allows the user to do the calculations...VE3KL.

January 2009: on this website!

SWR Measurements David Conn, VE3KL Antenna Reflection and SWR Calculator...VE3KL.

November 2007: on this website!

RF Coil Design David Conn, VE3KL RF Coil Design calculator.

June 2006: on this website!

Antenna Height David Conn, VE3KL This calculator computes the gain and elevation angles for various antennas that are mounted over a perfect or lossy ground.

January 2006: on this website!

Indoor Antenna 1 David Conn, VE3KL Used to calculate the allowable maximum and minimum length of wire for a frequency between 3 and 30 Mhz.

January 2006: on this website!

Indoor Antenna 2 David Conn, VE3KL This calculator is similar to the Indoor Antenna 1 calculator, but includes the use of loading coils.

May 2006: on this website

Helix Antenna David Conn, VE3KL This calculator is used to find the gain of an axial-mode non-tapered Helix Antenna and its physical dimensions.  It uses either the classic Kraus model or the Emerson model.

TCA 2006 January-February
Article: Antennas and Transmission Lines

Field Strength David Conn, VE3KL This calculator computes the received noise levels in a communication receiver given the input frequency and electric field strength. Handy for, but not limited to, BPL use.

November 2005: on this website!

Received Power and Path Loss David Conn, VE3KL This calculator computes the Received Power, Received Voltage (RMS), S meter reading and Path Loss for a line-of-sight radio system in free space.

TCA 2005 September-October
Article: Antennas and Transmission Lines