AMT75 Impedance Adapter
6
AMT75 Impedance Adapter Instructions
Specifications
This section contains the specifications and compliances for the AMT75
Impedance Adapter. All specifications are guaranteed unless noted as “typical.”
Typical specifications are provided for your convenience but are not guaranteed.
Specifications that are marked with the
n
symbol are checked in the Perfor-
mance Verification on page 8.
Specification/compliance
Description
Communication and video standards
D-1
(270 Mb/s)
STS-3/STM-1 (155.51 Mb/s)
D-2
(143 Mb/s)
E-2
(8.448 Mb/s)
DS-3
(44.736 Mb/s)
E-3
(34.368 Mb/s)
DS-4
(139.264 Mb/s)
E-4
(139.264 Mb/s)
STS-1
(51.84 Mb/s)
Compliance with industry standards
ANSI T1.102 and ITU-T G.703
n
Input impedance
75
±
1.5% at DC
Input VSWR (return loss), typical
≤
1.1:1 (
≥
26.45 dB) to 1 GHz (see Figure 3)
n
Output impedance
50
±
1.5% at DC
n
Attenuation accuracy
5X (–14 dB)
±
1.5% at DC
Bandwidth, (–3dB) typical
≥
1.0 GHz
Rise time, typical
< 350 ps (calculated from the formula .35/bandwidth = rise time)
Rated input voltage (Power)
≤
5 VDC or VAC
RMS
(333 mW)
Temperature
Operating
Nonoperating
Class 5 Limits
0
_
C to + 50
_
C
–55
_
C to + 75
_
C
Humidity
Operating
Nonoperating
Class 5 Limits
+30
_
C to + 50
_
C, 90 to 95% RH
–55
_
C to + 75
_
C, 90 to 95% RH
EC Compliance
There are no current European Directives that apply to this product.
Pollution Degree 2
Do not operate in environments where conductive pollutants may be present.