Viper LDK 7500, Technical Manual

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