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Olson Technology OTOT-1000C-9-FQ User Manual

Page 3

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INTRODUCTION

INSTALLATION / ENVIRONMENTAL CONSIDERATIONS

The Olson Technology OTOT-1000-FQ is a high performance indoor wideband 1550nm
Direct Modulation laser transmitter with an RF passband of 48 to 1,000MHz. The OTOT-
1000C-FQ also offers enhanced CATV performance. These transmitters are intended
for indoor applications. They combine the transmitter and universal AC power supply in
one compact housing that has a footprint of 7.5" x 5.5" x 1.6". The optical output power
and bandwidth of the transmitter is as follows:

OTOT-1000-09-FQxx +9dBm (8mW) Optical Output

Where xx is the ITU channel (22 to 46). For non-DWDM, use xx = 00 for 1550nm ±10nm.

Each transmitter has a universal power supply that operates from 90 to 240VAC at 50 or
60 Hz and consumes about 10 Watts. The OTOT-1000C-FQ is an ideal forward signal
source for the OTPN-2000C High Sensitivity Indoor Node and allows for an optical path
loss of 21 dB or more without an EDFA. Test points are provided for laser output power
and current to allow for historical review of operating parameters. An RF test point is
provided to allow proper setup and for historical review. SBS suppression is now
available up to +16dBm allowing usage in large PON systems.

Positive cooling is provided by means of a small, high-MTBF fan, which may be
replaced in the field without interrupting the operation of the unit.

The OTOT-1000C-FQ has flanges on the bottom to allow mounting it to a flat surface.
The available OTLL-RMKIT-1 will allow mounting up to three of these units in a standard
19" rack.

The OTOT-1000C-FQ transmitters are specified to operate from -10°C to +55°C. They
usually do not require an air-conditioned environment. They should be mounted in an
adequately ventilated area. Like all electronic equipment, it will generally have a longer
life span if it is not operated at the upper limit of the temperature range. Installation in wet
areas or areas of extremely high humidity should be avoided. Extremely dirty or dusty
areas should be avoided if possible. Objects or debris should not be allowed to block the
openings in the housing or the fan. The unit should not be installed in areas that are
accessible to children.
The OTOT-1000C-FQ may be installed and operated in any position on a flat surface.