The American Fibertek 920c series transmits two channels of high-quality digitized video over a multimode optical fiber and is compatible with various video standards. It features diagnostics for video, power, and frame sync, and includes a monitoring system alongside surge protection. Designed for minimal maintenance, the system has a wide operating temperature range and can be ordered in standalone modules or rack card configurations.

1. 920C
SERIES
MULTIMODE
Features:
 Compatible with NTSC, (RS – 170A &
RS –343A), PAL and SECAM
 Diagnostics: Video, DC Power, Digital
Frame Sync, OLI
 Available with Enhanced “Afinety”
Intelligent Monitoring System
 Surge Protection on I/O Ports
 Digital Video Transmission
 Serial Digital Transmission
Specifications:
Video:
I/0 Level ...............................1 Vp-p (±3 dB)
I/0 Impedance .............................. 75 Ohms
Bandwidth .........................................7 MHz
Differential Gain ....................................2 %
Differential Phase.................................0.7 °
SNR (Unified Weighted).....................60 dB
Connector ........................................... BNC
Optical
Wavelength ...................................1310 nm
Loss Budget (62/125μ).......................12 dB
Maximum Distance .............................2 Km
(Limited by Fiber Dispersion)
Connector .............................................. ST
Environmental
Operating Temp.………..….-40°C to +75°C
Storage Temp….……….….-40°C to +85°C
Rel Humidity………0 to 95% non-condensing
MTBF………………………….>100,000 hrs
Power Supply:
Module : 12 VDC
(AFI Part#: PS-12D)
Rackcard: SR20/2
Size:
Module ........................ 81/8” x 41/8“ x 15/8 ”
Rack Card-1 rack slot ............ 6½” x 5” x 1”
Ordering information:
MT-920C Module Transmitter
MR-920C Module Receiver
RT-920C Rack Card Transmitter
RR-920C Rack Card Receiver
Example:
MT-920C to RR-920C
11/10/12
TWO CHANNEL DIGITAL VIDEO SYSTEM
The American Fibertek 920C Series transmits two channels of high-
quality digitized video on one multimode optical fiber. Designed to
be completely transparent to all camera and monitor manufacturers,
this system requires no field adjustments at installation or additional
maintenance thereafter.
Diagnostic indicators provide a quick visual indication of system
status. The “Afinety” intelligent remote monitoring system is
available on this product, please consult factory.
Equipment may be ordered as stand alone modules or rack cards
that are mounted in the American Fibertek Card Cages: SR-20/2.
MT-920C
or
RT-920C
MR-920C
or
RR-920C
ONE
MULTIMODE
FIBER
2 VIDEO
INPUTS
2 VIDEO
OUTPUTS
Photo of the 940C-SL,
same package for the 920C