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Quadrifilar Wide-band Antenna (QWA)
Features
  • Wide-band responsibility
  • 900 MHz ISM band (FCC, ETSI, KCC, CCC & etc.)
  • Lighter than ceramic antennas
  • Circular polarization
  • Provide highly stabilized performance
  • Better multi recognition performance

Specification


Antenna Gain Table

No. Part Name Antenna Weight
[g]		 Dimension
W×D×H [mm]		 Center Frequency
[MHz]		 Band Width@-10dB 
[MHz] typ.		 Beam Width@-3dB 
[deg.] typ.		 Linear@Center Freq.
[dBiL] typ.		 RHCP@Center Freq.
[dBiC] typ.		 AR
[dB]
1 MQWA45SH915-A 15 45×45×10 FCC
ETSI
KCC
CCC
&
etc.		 200 100 -1.3 1.5 3.0 max.
2 MQWA45SM915-A 16 45×45×15 200 100 -0.8 2.0 3.0 max.
3 MQWA60F55SM915-A 19 60×60×15 (F55×55) 200 100 0.2 3.0 3.0 max.
4 MQWA60SH915-A 22 60×60×10 200 100 0.0 2.8 3.0 max.
5 MQWA79SH915-A 29 79×79×10 (F60×60) 200 100 0.2 3.0 3.0 max.
6 MQWA79F55SM915-A 30 79×79×15 (F55×55) 200 100 0.4 3.2 3.0 max.



Antenna Recognition Distance

Reader Power : 30dBm

No. Part Name Dimension
W×D×H [mm]		 Card Tag [m] Alien Tag [m]
Typ. Best Typ. Best
1 MQWA45SH915-A 45×45×10 1.6 1.9 1.8 2.1
2 MQWA45SM915-A 45×45×15 2.0 2.3 2.2 2.5
3 MQWA60F55SM915-A 60×60×15 (F55×55) 3.2 3.5 3.4 3.7
4 MQWA60SH915-A 60×60 ×10 3.0 3.3 3.2 3.5
5 MQWA79SH915-A 79×79×10 (F60×60) 3.2 3.5 3.4 3.7
6 MQWA79F55SM915-A 79×79×15 (F55×55) 3.3 3.6 3.5 3.8