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High Resolution Covert & Overt Color Camera
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20D739C / 21D739C   Series Features
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Record Unsuspecting Thieves! Patent Pending Dual Camera Design has a hidden camera within the main camera body. The hidden covert camera's lens has a FOV opposite that of the main overt CS lens. Both video streams are maintained via one power source.

20D739C  
  • Direct Drive Auto Iris
  • 12VDC/24VAC With Isolated Transformer (Brown Out Protected)
  • Rugged All Metal Housing
  • Brilliant Color Performance
  • Overt Camera - 1/3” Interline CCD, >480 TVL
  • Covert Camera - 1/4” Interline CCD, >460 TVL
20D739C dimensions
Technical Specifications
Electrical
20D739C NTSC
21D739C PAL
Top Overt Camera
Image Sensor
1/3” interline CCD
Active Pixels (H x V)
768 x 492
752 x 585
Resolution
>480 TVL
Sensitivity
0.5 lux at 30 IRE (AGC max)
Signal To Noise Ratio
>48 dB
Gamma
0.45
Gain
Automatic
Synchronization
Internal
Backlight Compensation
Default on
Contour Enhancement
Default on
White Balance
Auto 2300 - 7500K
Iris Signal
Electronic or direct drive (auto detect)
Iris Controls
ALC pot for direct drive iris
Video Output
Composite video 1Vp-p 75 Ohms
Power Supply
12 - 28VAC 50/60Hz
Power Consumption
< 2.5W
 
Bottom Covert Camera  
Image Sensor
1/4” IL CCD
Active Pixels (H x V)
768 x 492
765 x 582
Resolution
>460 TVL
Sensitivity
< 1.0
Signal To Noise Ratio
50 dB (AGC off)
Gamma
0.45 default (1.0 via Software)
Gain
Automatic 36 dB (AGC default) or Fixed options via software
Scan Mode
Interlaced / non interlaced (selectable via software)
Mirror Mode
Selectable via software
Synchronization
Internal
Backlight Compensation
Default on (selectable via software)
White Balance
AWB auto white mode, Fixed modes selectable via software
Contour Enhancement
Default on
Iris Control
CCD Iris default
Shutter Speeds
Automatic from 1/60 to 1/100,000
Automatic from 1/50 to 1/100,000
14 fixed speeds via software
Video Output
Composite 1Vp-p CVBS (75 ohms)
Control Communication
I2C control
Power Supply
Indirectly powered by same single power input (12 - 28VAC 50/60Hz)
Power Consumption
< 0.8 W
Environmental
Operating Temperature
-25° C ~ 70° C (-13° F ~ 158° F) -15° C ~ 55° C (05° F ~ 131° F) withstands temperature up to 75° C (167° F)
Storage Temperature
Storage Temperature -25° C ~ 70° C (-13° F ~ 158° F)
Mechanical
Dimensions W x H x D

With Connectors and Mount
50mm x 50mm x 85mm (1.97” x 1.97” x 3.35”)

50mm x 60mm x 102.6mm (1.97” x 2.4” x 4.04”)
Weight
217.5g (0.48 lbs)
Lens Mounts
C, CS, pinhole (bottom camera)
Lens
5.5mm, F3.1 cone PH (bottom camera)
Accessories
Included
Metal mounting plate for top mounting.
Detachable power block for easy installation.
Optional 60P24VAC
60PR12DC800
60VZZ0030		 24VAC power supply
12VDC power supply
C Mount w/adapter ring
All data subject to change without notice.