5
BIDA Series
Instruction Manual
FLAT
ATTENUATOR
OPTION
BIDA-FA
5411A
CABLE
EQUALIZER
OPTION
BIDA-CE
547X
HYBRID
AMP 1
GAIN
CONTROL
FULL
SLOPE
CONTROL
FLAT
HYBRID
AMP 2
OUTPUT/INPUT
-30 dB
TEST
GAIN
CONTROL
CIRCUIT
SLOPE
CONTROL
CIRCUIT
49 MHz HPF2
36 MHz LPF2
ATT
INPUT/OUTPUT
-30 dB
TEST
49 MHz HPF1
36 MHz LPF1
ATT
GAIN
CONTROL
FULL
GAIN
CONTROL
RETURN
AMPLIFIER
J11
+24V
J13
P3
P1
FLAT
ATTENUATOR
PASSIVE
PASSIVE
ACTIVE
ACTIVE
P2
ON
OFF
J12
PASSIVE RETURN PATH
NOTE:
Passive Return Path: Short Plug P1 on J11
and P3 on J13 to “passive” and P2 on J12 to “off”.
Active Return Path: Short Plug P1 on J11 and P3 on
J13 to “active” and P2 on J12 to “on”.
Figure 1
