User manual

TECHNICAL SPECIFICATIONS - FM version ENG
Page 82
Order-Butterworth)
Bass Enhancer
Programmable
High Thr Level
Adj.– 6 to + 6 dB (0.5 dB step)
HF Limiter Filter
IIR 2nd, 6KHz
Wide Density
0 to+12dB
High Freq
Denoiser
Threshold Adjustable –51 to -80 dB
Brilliance
+/- 6 dB
MPX OUTPUT
Crosstalk S/M
65 dB
Configuration
2 BNC floating over chassis, EMI supp.
+ 1 output for measurement or test
Preemphasis
50 / 75 usec
Level control
Recessed trimmer
MPX out level
-40 to + 12 dBm
D/A Conversion
Burr Brown PCM56, 16-bit
38 kHz suppr.
>= 70 dB (referenced to 100% mod.)
Pilot Frequency
19 KHz ± 2 Hz **
57 KHz protection
40dB @ 56Khz
Pilot Injection
–17.25 to –23 dB (0.25 dB step)
Correspondent to 5,3 KHz to 10,35 KHz
(from 7% to 13,8%)- ref 100% Mod
Pilot protection:
-55 dB relative to 10% pilot inj, ± 1 kHz.
Pilot Phase
Adjustable +/- 6 degrees (0.5 dB step)
Source impedance
10 Ohm
S/N
>90 dB
Load Imped.
600 Ohm or greater
Stereo Separ.
65 dB Typical on the whole band
Max Load Capac.
5 nF
Distortion
< 0.1 % @ 1Khz
Cable length RG58
30 meters
Crosstalk M/S
65 dB
Pilot ref. output
TTL Level Wave on Bnc connector
** higher stability available on request
SINE WAVE INTERNAL GENERATOR
Purpose
Can feed each output module for test
Freq
400 Hz
Level
Internal 0 dB ref,
AUX INPUTS
(1 and 2)
Connector Type
floating BNC, EMI suppressed
Impedance
10KOhm
Input Level
- 40 to 0 dBm
Purpose
Wideband, SCA & RDS inputs
RDS CODER
Standard EBU coding methods
PS, PI, TP, TA, M/S, RT, PTY, DI, AF (8 lists)
Custom coding methods
PS Sequence (up to 8 messages), PS Scrolling (up to 32 characters)
RDS subcarrier freq.
57 kHz +/- 3 Hz
RDS output level
Adjustable from 0.25 to 6 KHz (0.25 KHz step)
RDS phase
Adjustable – 10 to + 10 Deg (1 Deg step)
Synchronization
To internal 19Khz pilot tone
OPTIONAL FEATURES
DG-IN
Digital audio input (optical and coaxial)
MPX
Digital, built-in stereo coder
RDS
Digital, built-in Radio Data System encoder
TA
Interface for Remote TA control
SPLIT
MPX split function. The SPLIT function allows the processor output MPX1 to toggle
between an external signal applied to AUX 1 input and the MPX signal internally
generated.