Telecast Adder TD161, Instruction Manual

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Adder™ TD161
Specifications
Audio Characteristics
Output Signal Level
30 W balanced output into 600 W +18 dBm peak
Frequency response
from DC to 25 KHz @ +8 dBm ±0.2 dB
Total Harmonic Distortion
from 20 Hz to 20 KHz @ +8 dBm <0.05%
1 KHz @ +18 dBm <0.01%
Intermodulation Distortion (SMPTE Method)
60 Hz + 3 KHz, mixed 4:1 @ +8 dBm <0.04%
Signal to Noise Ratio (unweighted)
20 Hz to 20 KHz, Avg
(ref to +18 dBm), typical after 20 drops
>100 dB
Digital Characteristics
Signal Levels and Data Rate
RS-422 Balanced TTL levels 0-150 KBits/sec*
RS-423 TTL levels 0-150 KBits/sec*
RS-232 ±8 Vp-p 0-19.2 KBits/sec
Jitter 1.12 msec
*higher rates possible dependent on user system jitter tolerance.
Contact Closure
Data 1 and 2 Output Ratings (Form 1A SPST-NO isolated contacts)
Voltage
200 VDC
Switched current 500 mA
Carry current 1.2 Amps
Contact resistance 200 mW
Power Requirements
Voltage 12 to 24 VDC
Current 1.5 Amps, nominal
Optical Characteristics
Wavelengths 850 nm, 1310 nm and 1550 nm
System Margins
Operating wavelength 850 nm 1310 nm 1550 nm
TX Output into fiber -17 dBm -13 dBm -13 dBm
RX Sensitivity -26 dBm -30 dBm -30 dBm
Note: Although the units will operate at 12 VDC, 13.8 VDC is required to charge the
internal reserve battery. Maximum voltage is 30 VDC; equipment damage
may occur at higher voltages.
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