Grass Valley LDK 7500 Technical Manual - Manual (Page 18)

2-10 Technical Manual LDK 7500 + LDK 5490 Adapter Installation
Specifications
General data
Power requirements: 12 Vdc nominal (11.5 to 17 Vdc)
Power consumption: 44 W approx. (incl. 2-inch VF and
FilmStream adapter)
Operating temperatures: -20°C to +40°C (-4°F to +113°F)
Storage temperatures: -20°C to +60°C (-4°F to +140°F)
Weight: 4.3 kg (9.7 lbs) approx. (incl. 2-inch
VF and FilmStream adapter)
Dimensions: 197 x 117 x 349 mm (H x W x L)
Viewfinder CRT: 2" monochrome
2" Viewfinder resolution: >600 TV lines (centre)
Output Modes: FilmStream mode (RGB 10-bit log)
HDStream (YUV 10-bit log)
RGB (4:4:4)
YUV (4:2:2)
Camera Head
Pick-up device: 3x2/3" HD-DPM +TM CCDs
Picture elements: 9.2 million pixels
1920 (H) x 4320 (V) effective
Aspect Ratio: 16:9 (1.77:1) in 1080 or 720 lines
or 2.37:1 in 1080p mode
Frame rates: - 1080p: 23.98, 24, 25, 29.97 fps
(segmented frame output)
- 1080p: 23.98 fps with 3:2 pull-down
to give 1080i59.94
- 1080i: 50, 59.94 Hz
-720p: 23.98, 25, 29.97 fps with 2:2/
3:2 frame repeat to give 50, 59.94 Hz
-720p: 50, 59.94 Hz
Smear: No vertical smear
Optical system: F1.4 prism system
Optical filters: 1st Wheel Clear, 2-stop, 4-stop, 6-
stop ND
2nd Wheel Clear, 4-point star, 6-
point star, soft-focus
Electronic colour filters: RGB, YCrCb modes:
3200K, 4700K, 5600K, 7200K, Auto
white.
HDStream mode:
3200K, 5600K, Thru (no correction).
FilmStream mode (viewing channel
only):
3200K, 4700K, 5600K, 7200K, Thru
Digital quantization: 12-bit A-to-D
Digital signal processing: > 22 bits (not active in FilmStream
mode)
Sensitivity: 2000 lux (186 ft cd) at F9.0 (typical,
1080p24 video mode). Effective
ASA320 in FilmStream mode
Gain: FilmStream mode (viewing channel
only): -6, 0, +6, +12 dB
-3dB to +12dB in 3dB steps (user
definable presets in video modes)
S/N ratio: 54 dB in Y (typical, in video modes)
Modulation depth: 40% at 27 MHz
Exposure control: Down to 1/1000 sec.
Variable shutter: appox. 50 to 310 degrees
Connectors
Front microphone input: 1x XLR-3 female, balanced, +48V
Viewfinder: 20-pin connector
Lens out: 12-pin connector
LDK 5490 FilmStream adapter
Dual link HD SDI out: BNC 2x, SMPTE 372M, 0.8 Vpp;
75 Ohm; 1.5 Gb/s (FilmStream or full
resolution RGB 10-bits)
HD SDI out: BNC 1x, SMPTE 292M, 0.8 Vpp;
75 Ohm; 1.5 Gb/s (viewing output in
FilmStream and HDStream modes)
CVBS out: BNC 1x, 1.0 Vpp; 75 Ohm, standard
definition - viewing quality.
Viewfinder out: BNC 1x, Y-signal of viewfinder or
external video, 1 Vpp; 75 Ohm
DC In: XLR-4, 12 Volts dc
DC Out: 4-pole Fischer, 12 Volts, 1.5A,
(unregulated)
LCP: 12-pole Hirose, LCP-100 local control
panel
Multicore: 23+3 pole, record start, return video
(SD) in, genlock in, DC in, camera
control, tally, CVBS out, audio out,
HD SDI out, Dual link HD SDI out