91C UHF RFID ceramic antenna

915MHz RFID antenna, Used for RFID readers.

Adopt RHCP design, Flat structure, Low reflection loss, minor axial ratio and high gain

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Description

Product features

915MHz RFID antenna, Used for RFID readers.

Adopt RHCP design, Flat structure, Low reflection loss, minor axial ratio and high gain

Specifications

Model 91C
Electrical performance
Dimension(mm) 60(L)*60(W)*5(H)mm
Frequency range 905.0MHz-925.0MHz
Central frequency(MHz) 915.0MHz
Bandwidth 20MHz
VSWR 1.5 Max
Gain 5dBi
Axial ratio 3.0 db Max
Polarization Circular
Input impedance 50±5.0
Frequency thermal factor 20max
Environment Performance
High temperature properties Stay in thermo stated container (100℃±5℃) for 24±1 hours, then test after 1 or 2 hours at room temperature
Low temperature properties Stay in cryogenic(-40℃±3℃) for 24±2 hours, then test it after 1 or 2 hours at room temperature
Temperature cycle Stay in -40℃ environment for half hour and then keep it in 100℃ environment for half hour, repeat 6 times, then test it after 1 or 2 hours at room temperature
Anti-vibration vibration frequency:10~55HZ;amplitude 1.5㎜;Vibration 2hours Along with X ,Y,Z axis direction, then test
Heat resistance characteristics Stay in the box (Temperature: 45℃±2℃,Humidity: 90~95%) for 96 hours, then test it after 1 or 2 hours at room temperature
Drop test 30cm height; X, Y, Z 3aspects; free drop to wood floor, 4times.
Structure and material analysis
Antenna Material Ceramic
Pin Copper tin alloy
Electrode silver plating
Ground plane silver plating

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