# RF Design Tools

Submitted by n7ipb on Sat, 2009-01-31 23:16

## RF Design Tools

The following tools are courtesy of

Green Bay Professional Packet Radio

- Wireless Network Link Analysis

- Calculates approximate received power levels and fade margins for microwave wireless links
- Parabolic Reflector Gain and Focal Point Calculator

- Calculates the gain, focal point, and radiation distances for parabolic dishes
- Fresnel Zone Calculator

- Calculates the required Fresnel zone clearances for a point-to-point link
- Antenna Up/Down Tilt Calculator

- Calculates the required antenna tilt to compensate for Earth curvature
- Distance & Bearing Calculator

- Calculates the distance and bearing between two geographic points
- Omnidirectional Antenna Beamwidth Analysis

- Estimates the coverage of a vertical antenna pattern
- Return Loss Calculator

- Calculates return loss given forward/reverse power or SWR
- Environmental Factor Analysis

- Lame attempt at one of those overpriced geographic RF pattern programs
- Knife Edge Diffraction Loss Calculator

- Calculates knife edge obstruction attenuation
- Decibel Conversion Calculator

- Converts various values referenced to/from decibels
- Scattering Parameters Are Fun!

- Calculates gamma in/out from s-parameters, experimental
- Lumped Component Wilkinson Splitter / Combiner Designer

- Design Wilkinson splitters/combiners for use under 400 MHz
- Pi & Tee Network Resistive Attenuation Calculator

- Design resistive attenuators
- United States Frequency Allocations 30 - 3000 MHz

- Retrieve the FCC band allocation for any frequency
- Voltage To Power Conversion Calculator

- Convert AC voltages to power
- RF Safety Compliance Calculator

- Determines if your ERP will kill people
- Approximate Air Coil Inductance Calculator

- Calculates the approximate value of an air coil inductor
- Stripline Analysis & Design

- Calculates the required width for making strip transmission lines
- Calculating Phase Line Length

- Calculates coaxial phase line lengths
- 3-Pole Butterworth Characteristic Bandpass Filter Calculator

- Designs simple 3-pole bandpass filters
- RF Pi Network Designer

- Designs Pi type networks for transforming impedances
- PLL 3rd Order Passive Loop Filter Calculator

- Designs passive loop filters for phase lock loops