The Joymax GMX-2120cc2B is a R/A whip-style, connector-mount, monopole antenna designed for use in Sub-1 GHz 915 MHz frequency bands supporting low-power, wide-area (LPWA) applications such as LoRaWAN®, Sigfox®, Wi-SIN®, Weightless-P™, and WiFi HaLow™ as well as other unlicensed ISM application in the 915 MHz frequency range.
The antenna features ultra low profile, ideal for IoT and portable products requiring an ultra-compact, aesthetically pleasing antenna in a low profile form factor. Connection is made to the radio via a SMA plug (male pin) or RP-SMA plug (female socket) connector.
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Electrical Data (120mm x 120mm reference ground plane) |
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Frequency (MHz) |
VSWR (Max) |
Peak Gain (dBi) |
Efficiency (%) |
| 902~928 (915) |
2.5 |
3.0 |
73 |
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Polarization |
Linear |
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Radiation Pattern |
Omni directional |
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Wavelength |
¼-wave |
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Electrical Type |
Monopole |
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Impedance (Ohms) |
50 Ω |
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Mechanical Data |
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Mounting Type |
Connector Mount |
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Termination |
SMA Plug (male pin) |
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Dimension |
⌀9 mm x 21.6 mm x 18.0 mm |
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Antenna Color |
Black |
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Op. Temp |
-30˚C to +70˚C |
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IP Rating |
N/A |