Optical receivers OTR-220 are designed for interfacing fiber-optic and coaxial sections of house cabling CTV. The presence of two optical inputs allows automatic redundancy on an optical channel.
Characteristic | OTR-220 | OTR-220D |
Operating wavelength, nm | 1290-1600 | 1290-1600 |
Range of input optical levels, dBm | -5..2 | -5..2 |
Sensitivity, pА / vHz | 5 | 5 |
Frequency range, MHz | 47/58/85-862 | 47/58/85-862 |
Output level (DIN45004V), dB / μV | 117 | 117 |
Unevenness amplitude frequency response, dB | ±0.7 | ±0.7 |
Output level adjustment, dB | 20 | 20 |
Slope adjustment amplitude frequency response, dB | 20 | 20 |
Attenuation at the control tap, dB | 20±1 | 20±1 |
Supply voltage, V / Hz | 220±10%/50 | 30-60/50 AC, 40-90 DC |
Type of optical connectors | FC/APC or SC/APS | FC/APC or SC/APS |
Type of output connectors | F | F |
Switchover threshold from the main input to the standby input, dBm | -5 | -5 |
Number of optical inputs | 2 | 2 |
Input level LED indicator, dBm | > -5 | > -5 |
Power consumption, W | 5 | 5 |
Operating temperature range, ° С | -20…+50 | -20…+50 |
Dimensions, mm | 210х110х55 | 210х110х55 |
Weight, kg | 0.8 | 0.8 |