Motorola BLE100 User Manual

Page 20

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Overview 2-9

BLE100 Installation and Operation Manual

Model Description

Function

SFE-100-*

Starline Forward Equalizer

This 1 GHz equalizer compensates for cable properties
in 1 dB increments from 0 dB through 22 dB. The
appropriate value must be installed.

SRE-*-*

Starline Return Equalizer

This bandwidth specific equalizer compensates for
cable attenuation in 1 dB increments from 0 dB through
12 dB for S-split (2 dB increments for all other splits).
The appropriate value must be installed.

SCS-*

Starline Cable Simulator

This simulator compensates for cable properties. The
appropriate value must be installed.

JXP-*B

Fixed attenuator

This pad attenuates excessive input signal and can be
used to adjust amplifier gain. It is available in 1 dB
increments from 0 dB through 26 dB. The appropriate
value must be installed.

JXP-TH*C

Thermal attenuators

This option compensates for gain changes with
temperature in the return path.

FTEC

Fast Transfer Electronic
Crowbar

This accessory is used for overvoltage protection.

BLE-LID/SM

Deep housing cover

This optional cover is required to contain the LIFELINE
status monitor module which is available from AM
Networks.

BLE-RCB100

Response Correction Board

This optional board compensates for system roll-off at
1 GHz. The BLE100 is shipped with a jumper in this
location which you can replace when additional
response correction is required.

JXP-RPC

Return Path Correction board

This optional board provides additional flatness
response correction in the return path for systems that
must meet especially stringent return path flatness
requirements.

ICS-II

Ingress Control Switch

This option enables remote monitoring, isolation, and
reduction of ingress on the return path by providing
signal attenuation of 6 dB or cutoff of 38 dB typical. The
unit is shipped with a jumper in this location. The
LIFELINE status monitoring module (available from AM
Networks) must be installed to control the ICS.

Figure 2-8 illustrates the location of options and accessories in the BLE100.

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