Model

RA-20E

RA-20Q

RA-20H

RA-20S

RA-20P

Image sensor

1/3"SONY CCD

1/3"SONY CCD

1/3"SONY CCD

1/3"SONY CCD

1/3"SHARP CCD

Horizontal resolution

700TVL

520TVL

480TVL

420TVL

420TVL

Total number of like (HxV)

NTSC : 510(H) x 492(V) PAL : 500(H) x 582(V)

Scanning system

NTSC : PAL :

Scanning modes

2:1 interlace scan

Minimum illumination

0.001 LUX

0.5 LUX

0.5 LUX

0.8 LUX

0.8 LUX

Signal-to-noise ratio

≥ 52dB (AGC Off)

≥ 48dB (AGC Off)

Synchronization mode

In the synchronization

Electronic shutter

NTSC : 1/60 sec / PAL : 1/50 sec

Gamma correction

γ = 0.45

Output frequency range

1.0 Vp-p Composite (75?)

Automatic gain control

Automatic

Night visual range

20 m

Infrared lamps turned on

0.01LUX

Working voltage

DC12V (± 10%), Max 300mA

Connection interface

BNC/DC JACK

Working temperature

-20℃～+50℃Max

Storage temperature

-20℃～+60℃ Max