Cisco Compact EGC Amplifier Model 93250 Guía De Instalación
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4014416 Rev C
Compact Amplifier Type 93421 Installation Instructions
3
Compact Amplifier Type 93421 Installation Instructions
Interstage Equalizer
The amplifier can be adjusted without an equalizer because of the automatic 0 dB
The amplifier can be adjusted without an equalizer because of the automatic 0 dB
link. The equalizer is mounted and the output level has now been pre-equalized.
Block Diagram of A93421 Signal Path (RF and Current Path)
Reverse Path
With active reverse path, equalizer type 74140-xx is placed in the plug-in field for
reverse path equalizer. With passive reverse path, a link type 74069 is placed in the
plug-in field. In this case, reverse path equalizer and reverse path test points cannot
be used.
Output Equalizer and Attenuator 3-pin
Use type 77140-xx (0-18 dB in 1 dB step) to select attenuation and use type 77140-xx
Output Equalizer and Attenuator 3-pin
Use type 77140-xx (0-18 dB in 1 dB step) to select attenuation and use type 77140-xx
(0-15 dB in 1 dB step) to select equalizing at the output.
If the reverse path transmission is not used, a termination type 77140-75 is mounted
If the reverse path transmission is not used, a termination type 77140-75 is mounted
in the reverse path output attenuation plug-in field.
DC
Compact Transponder 91051
AC or DC in
AC/DC detect
TX
RX
0-18 dB
0-18 dB
0-18 dB
0-15 dB
-20dB
TP
-20dB
TP
IN
OUT
OUT 2
OUT 1
-20dB
-20dB
0/2/4/6 dB
-20dB
TP
on/off/-6dB
0/3/6/9 dB
-20dB
-37dB
Active/
Passive
on/off/-6dB
on/off/-6dB
AUX