規格與說明:

The Joymax GWX-241BSA2B antenna is a whip-style monopole antenna for sub-1 GHz 915 MHz and low-power, wide-area (LPWA) applications including LoRaWAN®, Sigfox®, Weightless-P, WiFi HaLow and other unlicensed ISM bands in the 902 MHz to 928 MHz range.
 
The antenna attaches with an SMA plug (male pin) or RP-SMA Plug (female socket) connector.

Electrical Data
Frequency (MHz)	VSWR (Max)	Peak Gain (dBi)	Efficiency (%)
868	1.6	2.3	74
915	1.7	2.7	79
Polarization		Linear
Wavelength		¼-wave
Electrical Type		Monopole
Radiation Pattern		Omni directional
Impedance (Ohms)		50

Mechanical Data
Mounting Type	Connector Mount
Termination	SMA Plug
Dimension	108x⌀10mm
Op. Temp	-30˚C to +70˚C