1253 B&K Precision, 1253 Datasheet - Page 5

• Manufacturer Part Number: 1253
• Description: GENERATOR HANDHELD HDTV PATTERN
• Manufacturer: B&K Precision
• Type: NTSC Handheldr

Specifications of 1253

• Patterns: ANSI, Bar, Checker, Crosshatch, Focus, Multiburst, Needle, PLUGE, Raster, Staircase, Window
• Connection Method: BNC, S-Video
• Power Source: 9V Battery
• Equipment Type: NTSC Color Generator
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

These 14 buttons may be pressed at any time, to select the Pattern displayed as an icon on the button.
Some Pattern buttons may be pressed multiple times, to display variations of that particular pattern.
The same Video Format previously displayed (eg 1280x720 60p) will be maintained, when a new pattern
is selected.
Pressing the DVD Aspect Ratio button multiple times, sequences through the most popular DVD aspect
ratios (1.33:1, 1.78:1, 1.85:1, 2.35:1). These aspect ratios cover 78% of all movies recorded to DVD
media. Read Appendix E: DVD Aspect Ratios for particular movies. DVD players output either 720x480
60p (progressive DVD), NTSC or PAL. Some broadcasters transmit HDTV at these aspect ratios but in
the higher resolutions
Pressing The Raster button multiple times, sequences the full-screen output through 8 colors, at 75%
amplitude: White, Yellow, Cyan, Green, Magenta, Red, Blue, and Black.
Pressing the Window button multiple times, or holding the Window button, sequences the window
luminance through all the grays (from black to white), in steps of 2.5 IRE units.
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
SMPTE Bars 75%
PLUGE
Needle
Color Bars 75%
Cross Hatch
DVD Aspect Ratio [1.33, 1.78, 1.85, 2.35]
Raster
Multiburst
Focus
Staircase
ANSI Gray
Window
Checker
Overscan - Bounce
[75%: White, Yellow, Cyan, Green, Magenta, Red, Blue, Black]
[2.5 IRE steps from Black to White]
[16:9]
(default on power-up)