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Parabolic Dish Antenna Gain & Beamwidth Calculator

Easily calculate and compute parabolic dish antenna gain & beamwidth calculator with accurate equations, live formulas, and expert guidance.

12 GHz is Ku-band satellite downlink.

Calculated Result
41.3 dBi

Parabolic Dish Antenna Gain

Parabolic Dish Antenna Gain

41.3 dBi

Antenna Gain Dbi

41.3

Half Power Beamwidth Degrees

1.46

Wavelength Centimeters

2.5

41.3 — dBi

Calculation Breakdown

  1. Applied FormulaCalculates RF power gain (dBi) and half-power beamwidth for parabolic dish reflector antennas used in satellite telecom and microwave backhaul.G = 10 \log_{10}\left[\eta \left(\dfrac{\pi D}{\lambda}\right)^2\right]

Parabolic Dish Gain Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.010213141Parabolic Dish Antenna Gain

What Is the Parabolic Dish Antenna Gain & Beamwidth Calculator?

This tool computes parabolic dish antenna gain & beamwidth calculator with high precision arithmetic.

How Does the Parabolic Dish Antenna Gain & Beamwidth Calculator Work?

Calculates RF power gain (dBi) and half-power beamwidth for parabolic dish reflector antennas used in satellite telecom and microwave backhaul.

Parabolic Dish Antenna Gain & Beamwidth Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

G=10log⁡10[η(πDλ)2]G = 10 \log_{10}\left[\eta \left(\dfrac{\pi D}{\lambda}\right)^2\right]

Calculates RF power gain (dBi) and half-power beamwidth for parabolic dish reflector antennas used in satellite telecom and microwave backhaul.

How to Use the Parabolic Dish Antenna Gain & Beamwidth Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Parabolic Dish Antenna Gain & Beamwidth Calculator Example

Input Values:

dishDiameterMeters:1.2
frequencyGhz:12
apertureEfficiencyPct:60
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required dBi.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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