RPD/2
Coders/Decoders
 
 

 

 
   
 
     
 
 
RPD/2
Coders/Decoders
 
     
 


Encoder:
Analog audio input (2 in TD2/16, 4 in TD4/16) XLR female, 600 W balanced
Analog audio level -10 to +16 dBm adj
Digitally coded output signal 0.4 to 8 Vpp into 10kW load
Sampling rate 32 ksps (others on request)
Bit per sample 16
Digital audio input professional XLR female, 110 W balanced
Standard AES/EBU
Digital audio input sample rate 32 or 44.1 or 48 ksps
RDS input BNC, 10 kW unbalanced
Data input 4800 bps, RS 232, 9-pin female
Indicators analog audio input peaks, ES/EBU status, system fault, RDS & Data
Power requirements 110/230 Vac, 50/60 Hz, 34 W
Dimension 483x357x44 mm
Net weight 4,4 kg

Decoder:
Digitally coded input signal 0.8 to 5 Vpp into 600 W load
Analog audio level -10 dBm to +16 dBm adj.
Analog audio output (2 in RD2/16, 4 in RD4/16) XLR male, 600 W balanced
RCS, regenerated coded signal output (for multi-hops STL) BNC, 1 Vpp
Digital Audio Output XLR male, 110 W balanced
Standard AES/EBU
Digital audio output sample rate 48 ksps (32 or 44.1 upon request)
RDS output BNC, 50 W unbalanced
MPX input. BNC, 10 kW unbal
Data output 4800 bps, RS 232, 9-pin, female
Indicators analog audio output peaks, signal level, system fault, data sync, RDS & ata, QRC
Power requirements. 110/230 Vac, 50/60 Hz, 38 W
Dimension 483x357x44 mm
Net weight 4.6 kg


STL receiver requirements:

Transmitter input impedance 600 W bal./unbal
Receiver output impedance 600 W bal./unbal
Transmitter signal-to-noise ratio > 50 dB
Reciver signal-to-noise ratio > 54 dB
Audio bandwidth, +/- 1 dB 10 Hz to 110 kHz

Receiver & Transmitter frequency stability depends on STL frequency
Total group delay variation < 0.5 µs
Minimum channel bandwidth (2 channels configuration) 180 kHz
Minimum channel bandwidth (4 channels configuration) 228 kHz

System specifications:
High quality audio channels 2 or 4 according to the model
Channel crosstalk -85 dB
Audio channels frequency response 15 Hz to 15 kHz, ± 0.25 dB
Distortion at 1 kHz 0.01 %
Distortion at 10 kHz 0.015%
Dynamic range 93 dB typ
Signal-to-noise ratio 80 dB
Sensitivity at 10-4 BER - 85 dBm tip
Max BER for no loss in audio quality <= 10-4
Audio coding method APT-x (others on request)
Audio delay <=3.8 ms

Power requirements:
Operating voltage 115/230 Vac ± 10 %, 50/60 Hz
Power requirements 34 W

Weight and size:
Weight 4.4 kg
W x H x D (see options) 483 x 45 x 357 mm

 
 
 
  

ITEL S.r.l.
TELECOMUNICATIONS AND BROADCASTING SERVICES
Via Friuli, 6 - 33074 Fontanafredda (PN) - ITALY
Tel. +39 0434 997667 - Fax. +39 0434 997687