規格與說明:

The Joymax GHX-328XSA3B antenna is a whip-style, straight angle monopole antenna for sub-1 GHz 868 MHz 915 MHz and low-power, wide-area (LPWA) applications including LoRaWAN®, Sigfox®, Weightless-P, WiFi HaLow and other unlicensed ISM bands in the 862 MHz to 930 MHz range.
 
The antenna attaches with an SMA Plug (male pin) connector.

Electrical Data
Frequency (MHz)	VSWR (Max)	Peak Gain (dBi)	Efficiency (%)
868	1.6	2.7	78
915	1.7	2.7	79
Polarization		Linear
Wavelength		¼
Electrical Type		Monopole
Radiation Pattern		Omnidirectional
Impedance (Ohms)		50

Mechanical Data
Mounting Type	Connector Mount
Termination	SMA Plug
Dimension	46X⌀13mm
Op. Temp	-30˚C to +70˚C