Speco Technologies VM-1201 - Manual (Page 6)

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Temperature ：25 ±5℃
Magnetic field ：No additional magnetic field in near side
AC line Input ：100 ~ 240 V
AC
±10%, 50/60 ±3Hz
Warm-up Time ：30 minutes min. after power on and signal applied
Ambient light ：400 to 600 lux.
1.2.1 Display Quality
‧ Display area (monoscope pattern)：full scan
‧ Video Amplifier Performance
‧ Video Bandwidth ：8 MHz
‧ Light output (brightness and contrast at maximum)
‧ At block pattern ：100 FL minimum
‧ At full white pattern ：50 FL minimum
‧ Contrast adjustment range：Over 12 dB
‧ Linearity (cross pattern)
‧ Horizontal ：10% maximum
‧ Vertical ：10% maximum
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