○Image sensor: 1/3"Sony CCD
○Picture Elements: PAL:512(H)X492(V) NTSC:512(H)X582(V)
○System Of Signal: PAL/NTSC
○Horizontal Resolution: 470TV Lines
○Picture Normal Control: Normal/Reverse Switch able
○Electronic Shutter: 1/50~1/100000(Second)
○Backlight Compensation: ON/OFF Switch able
○Auto Iris Lens: VIDEO/DC
○S/N RATIO: More Than 48db
○Minimum Illumination: 0.1Lux
○Video Output: 1.0V(P-P)75
○Power Supply: DC 12V
Model
GT-B740
GT-B741
GT-B742
GT-B748
Image Sensor
1/4” Sharp CCD
1/3” Sony Super HAD II CCD
Signal System
PAL NTSC
Picture Elements
PAL:500H×582V NTSC:510H×492V
PAL:7520H×582V NTSC:768H×492V
Horizontal Resolution
420 TVL
420 TVL
480 TVL
540 TVL
Synchronization
Exterior
S/N Ratio
≥48 Db, (AGC Off)
AGC
On/Off
White Balance
White BalanceOn/Off
Backlight compensation
On/Off
Minimum illumination
0.2Lux （F=1.2）
0.2Lux （F=1.2）
0.1Lux （F=1.2）
Video Output
1.0Vp-p 75 Ohm
Electronic Shutter
1/50（1/60） to 1/100,000 s.
Electric Characteristic
Power Supply
12V DC ±5%
Power
3.4W
Weight
390g
Dimension
80(L)*60(W)*48.5(H)mm
Working Temperature
-20°C to +50°C
Storage Temperature
-10°C to +50°C
China
