Hitachi vl-21a Camcorder User Manual


 
9. Appendix 2
9.1 Measurement Conditions
Standard Measurement Conditions
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Supplied Voltage DC 12 volts ± 0.5 volts
Ambient Temperature 23° C
Humidity 60% RH
Measurement Fixture Video Output, DC input, RS-232C level Convert (5Vp-p -> 12Vp-p)
Power Supply 12 volts ± 0.5 volts
Color Monitor CMM20 - 11, Shibasoku or Equivalent
Monochrome Monitor More than 800 TV Lines of Resolution
Waveform / Vector Scope 1720A, Tektronix or Equivalent
S/N (Signal to Noise) Meter VN31AX, Shibasoku or Equivalent
Illumination Meter / Color
Temperature Meter
XY - 1 / CL - 100, Minolta Camera or Equivalent
Light Box Dai Nippon Printing Co.
-Color Temperature 3200° K ± 100° K
-Illumination More than 2000 lux
Test Charts (Transparent Chart)
Color Bar Chart, Dai Nippon Printing Co.
Gray Scale Chart, Dai Nippon Printing Co. (Gamma 0.45)
Resolution Chart, Dai Nippon Printing Co. (Reflective Chart)
Gray Scale Chart, Murakami Color Research Lab
Light Source Halogen Lamp (with Dimmer Switch)
Color Temperature 3200° K ± 100° K
Illumination Variable with Dimmer
Color Temperature Filter LB 140, Hoya or Kenko or Equivalent
(Color Temperature Conversion Filter)
Adjustment PC With Serial Port 1 or 2
RS-232C Cable Each Terminal Connector (D-Sub 9 pin)