B&K Precision Corporation
22820 Savi Ranch Parkway, Yorba Linda, CA 92887
Tel: 714-921-9095, Fax: 714-921-6422
www.bkprecision.com
Specifications subject to change without notice
Data Sheet
Model 1253
Portable HDTV Pattern Generator
B&K Precision's model 1253 is an affordable HDTV test pattern generator that delivers accurate
test patterns for the testing of the most common HDTV displays including Plasma, LCD, TFT, CRT,
DLP, GLV and OLED digital display products. The 1253 can display from its HDTV Component
(YPbPr) outputs or S-Video output(Luminance patterns only), fourteen of the most useful patterns
for twelve of the most commonly used video formats. It is lightweight and portable and is ideal for
on-the-bench and in-the-field testing. The 1253 is a must for TV repair engineers or technicians to
test and calibrate digital televisions, Video Engineers to test and maintain studio equipment or
Home Theater Installation Technicians to fine-tune the picture quality of digital televisions. The 1253
displays the most popular formats including 1920 x 1080 30i, 1280 x 720 60p, 704 x 480 60p,
NTSC, PAL & SECAM. A unique feature of the 1253 is the Overscan DVD Aspect Ratio pattern.
This feature covers the most commonly use aspect ratios used for all movies recorded to DVD
media.
Specifications
Video Formats 11920x1080 30i
21920x1080 30p
31920x1080 24p
41280x720 60p
51280x720 30p
61280x720 24p
7704x480 60p
8704x480 30p
9704x480 30i
10 *NTSC
11 *PAL
12 *SECAM
Patterns 1SMPTE Bars [75%, 100%] (power up default is 75%)
2PLUGE
3Needle
4Color Bars [75%, 100%]
5Cross Hatch [16:9, 12:9(4:3)]
6DVD Aspect Ratio [1.33:1, 1.78:1, 1.85:1, 2.35:1]
7Raster [75% wht, yel, cyn, grn, mag, red, blu, blk]
8Multiburst
9Focus
10 Staircase
11 ANSI Gray
12 Window [2.5 IRE steps from Black to White]
13 Checker
14 Overscan - Bounce
Operation 15 buttons, 1 Power Switch
YOutput 1V peak-to-peak into 75 ohms, on BNC
Pb, Pr Outputs 0.7V peak-to-peak into 75 ohms, on BNC
S-Video (SVHS) 5 Pin Din
Video Output Buffer Response 100MHz @ -3dB
Power Supply 9V Alkaline Battery
Power Indicator Red LED
Timing Accuracy 25ppm (0.0025%)
Video Level error < 1.5%
Size (LxWxD) 5.6” x 3.1” x 1.1” (142 x 79 x 28mm)
Weight (Approx.) 6.2 oz (176 g)
*S-Video output provides luminance patterns only
