Philips Stereo Receiver TC8276 Series User Manual

TC8276 Series  
VidQuad® Video Processors  
Selectable Quad/Full Screen Display  
Two Monitor Outputs  
Real Time Update Rate  
Sequence Capability  
Alarm, Freeze, and Video Loss  
Functions  
No External Synchronization  
An alarm output is provided for control of a VCR or other  
alarm activated devices. Front panel push buttons  
"freeze" the current picture in any quadrant for further  
inspection. Flashing on-screen indicators identify frozen  
quads. The frozen quadrant can be "zoomed" to a full  
screen display.  
R
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The TC8276 Series video processors digitally capture the  
full video from four sources, reduces these images to  
quarter-screen size, and combines them to provide a  
quad display. The TC8276 Series will accept both  
monochrome or color inputs. The output will be a  
monochrome quad display. Any color inputs will display  
color in the full screen mode.  
Specifications  
Electrical  
The TC8276 accepts inputs from any EIA, RS-170 525  
line, 2:1 interlaced source. The TC8276X accepts inputs  
from any PAL, CCIR 625 line, 2:1 interlaced source.  
These units will accept inputs having video signals in the  
range of 0.5 Vp-p to 2.0 Vp-p. These units provide two  
monitor outputs. The QUAD VIDEO OUT displays a  
continuous quad display or a digitally-zoomed frozen  
screen. The VIDEO OUT displays the quad presentation  
or any of the four video outputs full screen. The VIDEO  
OUT also displays a numeric on-screen camera identifier.  
Automatic gain and level circuits provide balanced  
brightness and contrast in all quadrants. The TC8276  
Series achieve a real time update rate (30 frames-per-  
second) when used with line-locked cameras that have a  
phase error of less than 5 degrees.  
Model  
No.  
Rated  
Voltage  
Voltage  
Range  
Nominal  
Power1  
TC8276  
TC8276X  
120 VAC, 50/60 Hz  
220-240 VAC, 50/60 Hz  
105 to 130  
198 to 264  
9 W  
9 W  
1. At rated voltage.  
Synchronization: No external synchronization required.  
TC8276: 525 line, 60 Hz. EIA RS-170, NTSC system  
compatible.  
TC8276X: 625 line, 50 Hz. CCIR, PAL system  
compatible.  
Digital Memory: 8 bit, 256 grey steps.  
TC8276: 512 H x 484 V.  
TC8276X: 512 H x 576 V.  
Controls & Indicators:  
Front panel controls allow manual operation for full  
screen video or four quadrant display on the monitor.  
These displays can be sequenced at a fixed two second  
dwell. If selected, the quad display can be included in the  
sequence.  
FULL VIEW: Four push buttons with LEDs. Select full  
screen presentation of inputs 1, 2, 3, or 4.  
FREEZE: Four push buttons with LEDs. Freeze  
quadrants 1, 2, 3, or 4. Flashing on-screen indicator  
(FRZ) identifies frozen quads.  
QUAD: One push button with LED. Selects quad display  
of inputs 1, 2, 3, and 4.  
SEQUENCE: One push button. Starts/Stops full screen  
sequencing. Corresponding full-view camera LED will  
light.  
Alarm contacts enable remote call up of any of the four  
camera inputs on the VIDEO OUT monitor, and freeze  
the quadrants on the QUAD VIDEO OUT monitor.  
Flashing on screen "ALARM" indicates cameras in alarm.  
 

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