ETS-Lindgren 3126 Precision Sleeve Dipole - Manual (Page 13)

www.ets-lindgren.com Specifications 13
3.0 Specifications
Performance Specifications
 f
0
= center frequency of dipole
 For a Model 3126-2450 Sleeve Dipole Antenna: A 20% band is 2450*0.20 = 490 MHz, so the dipole is calibrated
from 2205 MHz to 2695 MHz.
Band % Band
1.2:1
VSWR
% Band
2:1
VSWR
Calibration
Range (MHz)
Centered at f
0
Minimum
Gain
at f
0
(dB)
Pass / Fail Criteria
400 MHz —600 MHz 1.5% 10% 200 MHz
*
1.5  1.2:1 VSWR on a 1.5% band centered
at f 0
 Symmetry <0.2 dB
 Meet minimum gain at f 0
600 MHz —836 MHz 2% 15% 200 MHz 1.5  1.2:1 VSWR on a 2% band centered
at f 0
 Symmetry <0.2 dB for 2:1 VSWR band
 Meet minimum gain at f 0
*
The lower frequency of the calibration band cannot be less than 400 MHz.