Tx Audio Basic X5; Fig. 6.5 Tx Audio Basic X5 - R&S 4200 Series Operating Manual

R&S XU 4200
6.2.5

TX Audio Basic X5

10 pins modular jack
Entry in column D (direction): O = Output
Entry in column T (type):
Signal description
MONITOR_TX_A
AUDIO_TX_A
AUDIO_TX_B
/TEST_OC
GND
V_OP_SW
6166.5368.02.01
1
Fig. 6.5 TX audio basic X5.
I = Input
A = Analog D = Digital
D T Range
O A 0 dBm ±1.5 dB
300 to 3400 Hz
600 Ω ±15 % balanced
I A Nominal
0 dBm ±1.5 dB
I A
−30 to +10 dBm
settable via software
300 to 3400 Hz
600 Ω ±15 % balanced
ALC switchable
Range ±15 dB
Total max. +15 dBm
O D Low = no error
Open collector =
request for
main/standby switchover
Open collector
Ri = 10 Ω
limited to max. 6.8 V
B P
O P 0 V/19 to 32 V
Inactive: 0 V
Active: 19 to 32 V
Switched supply
Reverse current safe
10
B = Bi-directional
P = Power
Contact
X5.1
X5.2
X5.3
X5.4
X5.5
X5.6
6.4
Interface Description
Remarks
RF AM demodulation
signal derived from
antenna port
@ 90 % AM mod. depth
Audio transformer
minimum 500 V isolation
to ground
For 90 % AM mod. depth
Audio transformer
minimum 500 V isolation
to ground
TEST_OC signal
generated by NOGO logic
on backplane
Operational voltage
switched
Max. 1 A for external
antenna relays. Do not
short to ground.
Note: Maximum current in
sum with X7.1/X7.2,
X10.6, and X11.1/X11.2
Corresponds to VOP LED
on front panel