Details

ELECTRICAL

Video Input/Output Impedance

75Ω

Video Input/Output Level

1Vpp nominal

Video Connector

BNC

Video Bandwidth

5Hz to 8MHz +1,-3dB

Video Distortion

<0.8% DG, <0.8° DP

Weighted Video Signal to Noise Ratio

>65dB at all receive levels over full dynamic range

Data Interface

TTL, RS422 and RS485

31kHz Manchester or Biphase possible in either direction

Data Rate

DC to >500kbps at less than 15% pulse width distortion

OSD8817R System Controls (for both ends)

RS422 or RS485

2W or 4W RS485

Contact transmission

Buffered input at OSD8817T, MOSFET output at OSD8817R

Data Connector

6-way RJ12

Optional One Way Audio Channels Bandwidth

10Hz to 20kHz +1,-3dB

Audio Input/Output impedance

>10KΩ/<200Ω

Audio Input Level

250mVrms nominal

Audio Output Level

250mVrms nominal

Audio Headroom

15dB

Audio Weighted Signal to Noise Ratio

>90dB at maximum level

Audio Distortion

<0.05%

Audio Connector

3.5mm stereo socket

OPTICAL

Number of fibers required

One only

OSD8817T Transmitter Wavelength

1310nm

OSD8817T Transmitter Coupled Power

-10 to -5dBm into multimode fiber

-13 to -6dBm into singlemode fiber

OSD8817R Transmitter Wavelength

1550nm

OSD8817R Transmitter Coupled Power

-9 to -4dBm into multimode fiber

-10 to -5dBm into singlemode fiber

OSD8817R Receiver Sensitivity

<-27dBm

OSD8817R Receiver Saturation

>-3dBm

OSD8817T Sensitivity

<-32dBm

OSD8817T Receiver Saturation

>-3dBm

Optical Link Budget and Distances

>17dB: >3km on multimode fiber @ 1310nm (fiber bandwidth limited)

>14dB: >30km on singlemode fiber @ 1310nm (fiber loss limited)

>30dB: >80km on singlemode fiber @1310nm for an OSD8817 link

                with high power devices (contact OSD for details)

Optical Connectors

ST standard, others optional (contact OSD for details)

OSD8817T Indicators

Local Receive Sync OK

Remote Receive Sync OK

OSD8817R Indicators

Local Receive Sync OK

(Two sets for OSD8817R2) Remote Receive Sync OK

Rx Video Present

PHYSICAL

Dimensions of OSD8817T Module (mm)

40W x 25H x 55L

Weight of OSD8817T Module

50g

Dimensions of OSD8817R Module (mm)

60W x 26H x 93L

Weight of OSD8817R Module

250g

Dimensions of OSD8817R Card (mm)

25W x 208D x 100H

Weight of Card

200g for OSD8817R and 250g for OSD8817R2

Power Requirements

+9 to 35VDC or 20 to 28VAC @ 3VA for OSD8817T, OSD8817R and OSD8817RC

+9 to 35VDC or 20 to 28VAC @ 5VA for OSD8817R2 dual receiver card

Operating Temperature

-20 to +75°C

Relative Humidity

0 to 95% non-condensing

Chassis Current Consumption (CCC)

0.25 Amp for OSD8817R

0.40 Amp for OSD8817R2

Additional Information