User Manual

DTC COMMUNICATIONS, INC.
5
VBS/VBL-250 Video Transmitter
OVERVIEW
The VBS and VBL transmitters are small module transmitters designed for both on and off body applications. They are part of
a family of video transmitters from DTC that provide 250mW, 2 Watts and 5 Watts output power.
What should you expect to receive with your 250mW Transmitter?
1 VBS/VBL Video Transmitter
1 Dipole antenna with right angle SMA connector
1 One Video and Power In “Y” cable
1 DTC programming software and cable
NOTE: The dipole antenna included is not recommended for normal
use! This antenna enables you to quickly set up your transmitter and
ensure proper operation. DTC highly recommends the use of
circularly polarized antennas for the best rejection of multi-path.
NOTE: DTC has provided you with a “Y” cable (power and video)
terminated with a BNC connector for your convenience.
Description
User programmable video channels, selectable in 250kHz steps. Two user
programmable audio sub carriers, selectable in 10kHz steps from 6 MHz to
7.5MHz.
• Audio sub carriers are OFF unless microphones are attached. The
transmitter automatically senses when a microphone has been attached.
• The audio sub carriers are phase locked, and will not drift into the video
signal.
• Automatic Gain Control is provided on each audio input, amplifying soft
sounds.
• They generate far less heat than a traditional video transmitters.
• They operate significantly longer than traditional video transmitters on the
same power source.
Feature
Programmable
Efficient Switching Power
Supply