5.8 GHz Antenna Gain and Beamwidth, Explained
What dBi, dBic and beamwidth really describe on a 5.8 GHz FPV antenna, why +6 dB is not double the range, and how to read a spec sheet before you buy.
MASA JOURNAL
A clearer view of FPV.
Understand FPV video systems, from on-screen data to the path between camera and display.
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Latest articles
FPV Camera Wiring: Signal, Power and Ground
Camera to VTX wiring, conductor by conductor: verify the pin order, choose where camera power comes from, and return the ground to whatever supplies it.
Analog FPV Latency: From Camera to Display
Understand analog FPV latency from camera exposure to goggle display, compare timing claims fairly, and record the setup behind a useful end-to-end test.
FPV OSD Explained: Where the Data Comes From
Learn where FPV OSD data comes from, how analog and digital overlays work, and how to separate sensor, display and video-path issues before changing settings.
Explore byTOPIC
Find the guidance you need to understand your FPV video system.
VTX Configuration and Flight Controller Integration
Wiring, protocols and on-screen data.
FPV Antenna Selection and Installation
Antenna types, gain, polarization and connector fit.
Interference and Video Fault Troubleshooting
Trace video symptoms and understand which components to check.
Coming soonAnalog and Digital FPV
How the two video links differ.
FPV Frequency Bands and Link Engineering
Wavelength, antenna size and link budget across frequency bands.
Coming soonTransmitter Power, Heat and Power Supply
Power requirements, thermal management and compliance considerations.
Coming soonScenario Link Design
Band, power, antenna and receiver choices for different applications.
Coming soonBuying Video Links from a Contract Manufacturer
Supplier evaluation and procurement considerations.
Coming soonCONTINUE THE CONVERSATION
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