User's Manual

APPENDIX B
SPECIFICATIONS
Antenna Specifications
Revised: 2 Jul 08 APX B-9 EST P/N AA107G
Model No: AA204ES
Applications: Fixed base mounting
Antenna Type: 2.4 GHz ISM, Directional, 16 Element Yagi, DC Grounded
Frequency: 2400-2483.5 MHz
Polarization: Vertical or Horizontal
Impedance: 50 ohms
Gain: 13.5 dBi (11.3 dBd nominal)
VSWR: < 2.1, 1.5:1 nominal
Front To Back Ratio: >20 dB
Horizontal Beamwidth: 28 degrees @ ½ power
Vertical Beamwidth: 30 degrees @ ½ power
Antenna Material: Fiberglass enclosed
Recommended Mounting
Hardware: Heavy duty U bolts for mounting up to 1
5/8 in. pipe (included). Adjustable yagi
mounting kit for mounting up to 1 ½ in.
pipe optional
Antenna Connector: N male reverse polarity
Cable Length: 18 in.
Maximum Power Input: 50 Watts
Wind Survival: 120 mph
Antenna Envelope: 18 in. length by 3 in. width
Equiv. Flat Plate Area: 0.375 ft²
Lateral Thrust at Rated
Wind: 31.4 lbs.
Bendling Moment at
Base Rated Wind: 23.6 lb-ft.
Weight: .76 lbs.
Only pre-made coax cables from the factory used in conjunction with either the AA20E omni-directional and AA203ES or
AA204ES directional antennas meet all FCC Section 15.247(b) EIRP maximum power requirements. See Chapter 8 for
details on maximum cable lengths.
Use of the AA204ES, directional antenna is limited to fixed point to point applications only. In accordance FCC Section
15.247(b)iii, the operator or installer is responsible for ensuring the systems is used exclusively for fixed, point-to-point
applications.
Model 204ES
Caution
To comply with the FCC exposure
compliance requirements, a
separation distance of at least 100cm
must be maintained between the
antenna and all persons.