Related Manuals for DTC HVT
Summary of Contents for DTC HVT
- Page 1 Handheld Video Transmitter Portable Day/Night Camera and Digital COFDM Transmitter DTC COMMUNICATIONS, INCORPORATED...
- Page 2 DTC. Products manufactured by others that are in a retrieval system or translated into any approved for use with DTC equipment are language or computer language, in any form or by any means, including but not limited to warranted for the manufacturer’s warranty...
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Page 3: Table Of Contents
Introduction ................6 Operation ................7 WARNING: Calls out situations in which Using your HVT ................7 equipment could be damaged or a process Changing your Transmitter Configuration ........7 could be incorrectly implemented, but in Components ................8-9 which operator safety is not a factor. -
Page 4: Quick Start
2. Be sure to start each mission with a fully-charged battery pack. • Extra Battery Pack See Charging the HVT battery pack (page 5). The RED LED blinks • Battery Chargers (2): when the battery is low. If using alternative power source, connect •... -
Page 5: Battery Charging
G. Attach the Battery Charging cable to the Ext. Power Input Connector. H. Connect AC Charger unit to proper power source. (The battery will charge at a slower rate when the HVT is powered from the Ext. DC Power Conditioner.) J. Charge the HVT battery pack for at least three hours. -
Page 6: Introduction
A red spotting laser provides a safe method of effectively pointing the camera without the need for a monitor. The HVT was designed to go virtually anyplace and to work well in virtually any environment from sunlight to darkness. The HVT is the essential tool for tactical video HVT, Front View collection and transmission. -
Page 7: Operation
Follow the instructions given in the Quick Start section on pages 4-5. When power is first applied to the HVT, the unit reverts to the last used channel and RF (ON/OFF) state. One of the green channel LEDs will turn ON indicating the active channel. -
Page 8: Components
Auto Focus internal compoinents if you do not take precautions. The HVT camera can focus on objects from a few inches away to infinity. Electrostatic Discharge (ESD), The Auto Focus feature constantly monitors distance and adjusts the focus to optimize the image. You may notice a slight delay for the camera to caused by static electricity, adjust when moving between these conditions. - Page 9 8, indicate the channel number currently selected. Each channel represents a set of preconfigured settings. Power Connector Battery Pack HVT Transmitter Control Panel, Located on Bottom Hirose Connector ALARM LED This red LED indicates a valid video signal is not present. In addition, if no other LED is ON, the ALARM LED indicates battery is less than 10 Volts.
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Page 10: Programming
To Transmitter display the current configuration. Multi-I/O Connector •Update the current settings in the applica- tion, then To PC Serial RS-232 Port click Apply To External HVT Battery to save to Pack Conn. memory Transmitter Multi-I/O Connector DTC COMMUNICATIONS, INC. -
Page 11: Transmitter Control Application
The COFDM mode can be changed between QPSK and 16QAM. QPSK is the default mode and will give the strongest most rugged RF link performance. Selecting 16QAM reduces the link performance by 5dB but Default values are shown in red. doubles the link data throughput. DTC COMMUNICATIONS, INC. - Page 12 The video coding resolution can be selected from 704, 528, 480 and 352 pixels. For optimum performance, choose a resolution one step better than your camera’s resolution. Audio Encoder Not available in this device. Default values are shown in red. DTC COMMUNICATIONS, INC.
- Page 13 This control allows the unit to be forced into a Sleep Mode where main functions are disabled, and the power consumption is significantly re- duced. Data Future use. Data Baud Rate 1200 Future use. Chaining Input Future use. Chain Number Future use. Default values are shown in red. DTC COMMUNICATIONS, INC.
- Page 14 Engineering use only. Serial Number (Status Only) This status information is the electronic serial number of the transmitter PCB. This number can be used for upgrades or support. Chaining (Status Only) Future use. Default values are shown in red. DTC COMMUNICATIONS, INC.
- Page 15 Save Config - used for saving configuration data to text file. Change Logfile – opens a standard Windows file save dialog box which allows the user to change the path and name of the log file generated by the application. Exit – exits the control application. DTC COMMUNICATIONS, INC.
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Page 16: Specifications
PAL 625 or NTSC 525 Horizontal Resolution 704, 528, 480, 352 pixels (528 as standard) Vertical Resolution 576 (625 lines) or 480 (525 lines) Video Bitrates 1Mbps to 10 Mbps System Latency End to end delay of approx. 54 milliseconds DTC COMMUNICATIONS, INC. - Page 17 F1.8 to 2.9, f= 4.2 to 42 mm Focus Automatic Antenna Omnidirectional, articulating base Rubber duck style dipole SMA 50 Ohms Laser Pointer Spotting laser 5 mW (blink safe) red, button switch actuated Illuminator Ultrabright LED array 141 total candlepower DTC COMMUNICATIONS, INC.
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Page 18: Accessories
ACCESSORIES Accessories DTC Part Number • Shipping Case w/Quick Guide QG1920330 • Extra Battery Pack 8030091 • Battery Chargers (2): • Connect to Battery (External) 4640129 • Connect to Flashlight (Internal) 8340090 • External DC Power Conditioner w/ Cigarette Adapter 8340093 •... -
Page 19: Contact Us
CONTACT US Contact Information Nashua Main Office Numbers Inside Sales A complete listing of Contact Individuals 486 Amherst Street State & Local Law Enforcement can be located on our website at: Nashua, New Hampshire 03063 USA 603 546-2217 (T) 603 880- 4411 www.dtccom.com (F) 603 880- 6965 Federal Law Enforcement... - Page 20 486 Amherst Street • Nashua, New Hampshire 03063 • 603-880-4411 www.dtccom.com...
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