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SATCOM Engineering Ref. (click here)
Lots of reference data regarding satellite telecom, antennas and measurements. Includes several Excel RF calculator tools.

Download a free SMW Satcom software program for your computer here: http://smwlink.com.sitebuilder.loopia.com  - Calculator for Windows - This is a great little program which includes G/T Calculations, Satellite Antenna Alignment using your lat. & long., C/N, System Noise Figure, NF to Noise Temperature and Antenna Gain Calculations. This is a 1.5 MB zipped file which will install to Windows95/98/XP/7 operating systems.

Online satellite link budget calculator: Satellite Link Budget Calculator  

Excellent online RF engineering resources are at these links:




Link to: Microwave Spread Sheets and Excel Calculator Docs. - Lots of RF .xls calculators you won't likely ever need to use but some can be very useful for RF link work.

Download: RF Units Converter Program.exe - This is a very small program which downloads quickly and well worth having if you work with RF voltage and power levels.

Intelsat COB - Intelsat Center Of Box Ephemeris Data: Find your region (Afghan uses Indian Ocean Region), use the drop down menu to go to your bird and then click the "view" box to see predicted COB data.

Telesat COB - Anik F1, Anik F1R, Anik F2, Anik F3, Nimiq 1, Nimiq 2, Nimiq 4, Telstar 11N, Telstar 12, Telstar 14, Telstar 18
Album by Q-DF Archives. 1 - 27 of 27 Total.
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Earth Station Technology -This handbook is used as a reference for courses on Earth station communications technology organized under the INTELSAT Signatory Training Program (ISTP).

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IESS-207E - Intelsat Earth Station Standards, 4 and 6 GHz.

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IESS-208E - Intelsat Earth Station Standards. 11/12 and 14 GHz.

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Intelsat VSAT Handbook.

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Intelsat Earth Station Test Plan

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Eutelsat EARTH STATION VERIFICATION AND ASSISTANCE 25 July 2000 -  Volume I - ESOG Module 130 - Issue 2.0

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SES - Earth Station Verification Test Overview.

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Antenna Pattern Measurement: Concepts and Techniques
Michael D. Foegelle

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Ralph L. Brooker
Andrew Corporation

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OSHA Field Service Memo -
Electromagnetic Radiation and how it affects your instruments.

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Line of Sight Link Budgeting: Wi-Fi Link Budget Analysis for 802.11 wireless links
CS496A Independent Study in Wireless Networking
Calculated for ~6.5mi Link from Mt. Sugarloaf to Orchard Hill Tower

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Broadcast Engineers Handbook, includes:
# Microwave exposure.
# Coax and waveguide.
# VSWR vs. Return Loss (dB).
# dBm, Watts, dBmv, Volts.
# Cable size vs. maximum current.
# Other useful calculations.

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RF Conversion Formulas.
Decibel Conversion: Power, voltage,
current, milliwatts, microvolts, microamps, Power Conversion: dBw to dBm. Voltage Conversion: dBv to dBuv
...and much more.

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.XLS RF Calculator
Complements of Jack Daniel Co: www.RFSolutions.com

This .xls document contains many useful RF formulas.

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BIRD RF Calculator:
Power. VSWR and RL. Freq and Wave. Atten. Directivity. Cable loss. Masking Effect. Field Strength. Free Space Loss. Metric.

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RF Fade Margin Calculation Worksheet

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FDMA Data Rate vs RF Bandwidth Calculator .xls

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Radyne Satellite Modem Conversion Chart -
Shows the relationship of C/N+N to expected Eb/No at 8PSK.

ONLY open using Excel link, PDF does not work for this file!

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Andrew - CommScope White Paper:

Calculating Antenna System Return Loss As Viewed Through The RF Path
Lou Meyer, Director of Technical Marketing December 2009

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Heliax Feedline Specifications.

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Engineering Spreadsheet XLS Calculator. Enter the data for your coax and see the calculated results.

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Waveguide Loss in Excel. Check out all of the tabs on this document to see what it can provide for you.

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Cisco White Paper: 20 Myths of Wi-Fi Network Interference.

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Eutelsat - Rambouillet, France.

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Signal-to-Noise, Carrier-to-Noise, EbNo on Signal Quality Ratios

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Eb/N0 Explained (the energy per bit to noise power spectral density ratio)

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Symbol rate vs data rate conversion formula. Minimum BER comparisons for FDMA FEC.

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