Interactive Wireless / RF Design Utilities

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1. Wireless Network Link Analysis
   • Calculates approximate received power levels and fade margins for microwave wireless links.

    

2. Wireless Network Link Analysis - Super Edition    (Mirror)
   • Same as above, but generates a PDF file containing Fresnel zone and radio path graphs.

    

3. Microwave Radio Path Analysis    (Mirror)
   • Generates a terrain profile graph and obstruction reports for a microwave radio link between two points.

    

4. Line-of-Sight Path Analysis    (Mirror)
   • Generates a JPEG image showing the line-of-sight path for a given transmitter location.

    

5. Longley-Rice Path Loss Analysis    (Mirror)
   • Generates a JPEG image showing the estimated Longley-Rice path loss for a given transmitter location.

    

6. Fresnel Zone Calculator    (Mirror)
   • Calculates and graphs the required Fresnel zone clearances for a point-to-point link.

    

7. United States Elevation Retriever    (Mirror)
   • Get the ground elevation at (almost) any location in the continental United States.

    

8. 3D Local Ground Elevation Map    (Mirror)
   • Get a graphic 3D representation of the local ground elevations surrounding a transmitter site.

    

9. Parabolic Reflector Gain and Focal Point Calculator
   • Calculates the gain, focal point, and radiation distances for parabolic dishes.

    

10. Urban Area Path Loss
    • Calculates the approximate path loss through an urban area.

     

11. Antenna Up/Down Tilt Calculator
    • Calculates the required antenna tilt to compensate for Earth curvature.

     

12. Distance & Bearing Calculator
    • Calculates the distance and bearing between two geographic points.

     

13. Omnidirectional Antenna Beamwidth Analysis
    • Estimates the coverage of a vertical antenna pattern.

     

14. Return Loss Calculator
    • Calculates return loss given forward/reverse power or SWR.

     

15. Knife Edge Diffraction Loss Calculator
    • Calculates knife edge obstruction attenuation.

     

16. Decibel Conversion Calculator
    • Converts various values referenced to/from decibels.

     

17. Scattering Parameters Are Fun!
    • Calculates gamma in/out from s-parameters, experimental.

     

18. Lumped Component Wilkinson Splitter / Combiner Designer
    • Design Wilkinson splitters/combiners for use under 400 MHz.

     

19. Pi & Tee Network Resistive Attenuation Calculator
    • Design resistive attenuators.

     

20. United States Frequency Allocations 30 - 3000 MHz
    • Retrieve the FCC band allocation for any frequency.

     

21. Voltage To Power Conversion Calculator
    • Convert AC voltages to power.

     

22. RF Safety Compliance Calculator
    • Determines if your ERP will kill people.

     

23. Approximate Air Coil Inductance Calculator
    • Calculates the approximate value of an air coil inductor.

     

24. Microstripline Analysis & Design
    • Calculates the required width for making microstrip transmission lines.

     

25. Calculating Phase Line Length
    • Calculates coaxial phase line lengths.

     

26. 3-Pole Butterworth Characteristic Bandpass Filter Calculator
    • Designs simple 3-pole bandpass filters.

     

27. RF Pi Network Designer
    • Designs Pi type networks for transforming impedances.

     

28. PLL 3rd Order Passive Loop Filter Calculator
    • Designs passive loop filters for phase lock loops.

     

29. Antenna Isolation Calculator
    • Calculates isolation for horizontal & vertical antennas.

     

30. Mixer IMD Calculator
    • Calculates potential IMD products in subtractive mode mixers.  

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