4Specifications

8)

External sync input

HD & VD : 5V peak-to-peak negative

 

 

Input impedance :

1k

 

 

Frequency deviation : ± 1%

9)

Video output

1.0 Vp-p, 75, unbalanced

 

 

Video component :

0.7 Vp-p

 

 

Sync component : 0.3 Vp-p negative

10)

Resolution

EIA :

570(H)×380(V) TV lines

 

 

CCIR :

560(H)×380(V) TV lines

11)

Signal to noise ratio

56 dB

 

 

12)

Auto electronic shutter

Provided (factory setting OFF)

13)

Automatic gain control (AGC)

Max. 32 dB approx. Fixed gain(factory setting)

14)

Integration mode

Field integration mode

15)

Gamma correction

0.45

 

 

 

 

ON (factory setting) or OFF

 

 

Selected by changing chip parts

16)

Sensitivity

30 lux , F4, 3200k

 

17)

Minimum illumination

0.3 lux , F1.4 , AGC and gamma on

18)

Power supply voltage

9 ± 0.5 VDC

 

19)

Power consumption

Approx. 160mA

 

8)

Ambient conditions

Operating : -5 to 45, 90% RH or less

 

 

Storage : -10 to 60, 70% RH or less

21)

External dimensions

34(W)×34(H)×20(D) mm

22)

Mass

Approx. 17 grams (w/o cable)

23)

Options

Mount adaptor LA-IR20

BE-IR20 / 21

3

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Hitachi 21, BE-IR20 manual .Specifications