AccuPel HDG-2000 Demo

HDG-2000
HDTV Component Video
Calibration Generator Demo

Click the Front Panel Buttons

75% Split Color Bars Pattern
Purpose: Adjust Color (Saturation) & Hue (Tint) Controls.
Notes: View one primary color at a time (use color filters or turn off CRT guns) and match all color bars containing that primary. Similar to SMPTE Color Bars but offset and split for ease of use. Many HDTVs do not provide a Hue (Tint) Control.

75% Color Bars Pattern
Purpose: Measure Luma/Chroma gain accuracy. Check color bar transitions (bandwidth).

75% Red Window Pattern
Purpose: Measure color accuracy of Red primary.
Notes: SMPTE 274M/296M Red is CIE x = 0.640, y = 0.330. The red window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

75% Green Window Pattern
Purpose: Measure color accuracy of Green primary.
Notes: SMPTE 274M/296M Green is CIE x = 0.300, y = 0.600. The green window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

75% Blue Window Pattern
Purpose: Measure color accuracy of Blue primary.
Notes: SMPTE 274M/296M Blue is CIE x = 0.150, y = 0.060. The blue window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

75% Yellow Window Pattern
Purpose: Measure color accuracy of Yellow.
Notes: SMPTE 274M/296M Yellow is CIE x = 0.419, y = 0.505. The yellow window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

75% Cyan Window Pattern
Purpose: Measure color accuracy of Cyan.
Notes: SMPTE 274M/296M Cyan is CIE x = 0.225, y = 0.329. The cyan window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

75% Magenta Window Pattern
Purpose: Measure color accuracy of Magenta.
Notes: SMPTE 274M/296M Magenta is CIE x = 0.321, y = 0.154. The magenta window is the same size and signal level as the 75 IRE white window (in the Grayscale group) so that an accurate 75 IRE CIE color diagram can be constructed.

100% Split Color Bars Pattern
Purpose: Adjust Color (Saturation) & Hue (Tint) Controls.
Notes: View one primary color at a time (use color filters or turn off CRT guns) and match all color bars containing that primary. Similar to SMPTE Color Bars but offset and split for ease of use. Many HDTVs do not provide a Hue (Tint) Control.

100% Color Bars Pattern
Purpose: Measure Luma/Chroma gain accuracy. Check color bar transitions (bandwidth).

100% Red Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Red is CIE x = 0.640, y = 0.330. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

100% Green Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Green is CIE x = 0.300, y = 0.600. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

100% Blue Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Blue is CIE x = 0.150, y = 0.060. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

100% Yellow Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Yellow is CIE x = 0.419, y = 0.505. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

100% Cyan Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Cyan is CIE x = 0.225, y = 0.329. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

100% Magenta Field Pattern
Purpose: Observe/measure chroma noise, flat-field color uniformity, color accuracy
Notes: SMPTE 274M/296M Magenta is CIE x = 0.321, y = 0.154. 100% full-field color patterns show color accuracy degradation at maximum light output levels vs 75% window patterns.

Cross-Hatch Pattern
Purpose: Calibrate geometry, convergence, and overscan at low APL level.
Notes: 16x9 Cross-hatch Pattern, 0-IRE Background.

Inverse Cross-Hatch Pattern
Purpose: Calibrate geometry, convergence, and overscan at high APL level.
Notes: 16x9 Cross-hatch Pattern, 100-IRE Background. Look for geometry changes at high APL vs low APL.

Dual Needle Pulse Pattern
Purpose: Calibrate Contrast limit. Check short-term high voltage stability and presence of Scan Velocity Modulation.

Color Multi-burst Pattern
Purpose: Measure/adjust Chroma/Luma bandwidth (Sharpness/Aperture Compensation). Observe/adjust Luma/Chroma signal peaking
Notes: 5,4,3,2,1 pixel burst-width (7.4, 9.3, 12.4, 18.5, 37 MHz) Red/Cyan on top, Blue/Yellow on bottom, Luma with 100/0 IRE Flag and 50-IRE background in middle.

Multi-burst Pattern
Purpose: Measure/adjust Luma bandwidth (Sharpness/Aperture Compensation). Observe/adjust Luma signal peaking
Notes: 5,4,3,2,1 pixel burst-width (7.4, 9.3, 12.4, 18.5, 37 MHz) with 100/0 IRE Flag and 40-IRE background.

4:3 Display Sizing Pattern
Purpose: Adjust vertical size & position of 16:9 HDTV display inside 4:3 TV screen.
Notes: Adjust vertical size & position until the height of the black border above and below 16:9 display is equal to the black border width on the sides of the test pattern.

Resolution Pattern
Purpose: Check/adjust Sharpness (Aperture Compensation), Detail-enhancement circuits, Scan Velocity Modulation circuits.
Notes: 1,2,3,4,5 Pixel 0-IRE (Black) Horizontal and Vertical Lines against 50-IRE background in 720p format. 1,2,3,4,5 Pixel Vertical lines and 2,4,6,8,10 Pixel Horizontal lines in 1080i format.

16:9 Checkerboard Pattern
Purpose: Check for 100-IRE blooming, screen brightness and color temperature uniformity.
Notes: 4x4 100/0 IRE 16:9 Checkboard blocks.

0%-APL PLUGE Pattern
Purpose: Calibrate Brightness (black-level). Check black-level stability with varying Average Picture Levels(APL).
Notes: 0 IRE background, -4 and +4 IRE vertical stripes. APL ~0 IRE.

25%-APL PLUGE Pattern
Purpose: Calibrate Brightness (black-level). Check black-level stability with varying Average Picture Levels(APL).
Pattern: 0/50 IRE split background, -4 and +4 IRE vertical stripes. APL ~25 IRE.

50%-APL PLUGE Pattern
Purpose: Calibrate Brightness (black-level) and check Contrast (LCD/DLP Displays). Check black-level stability with varying Average Picture Levels(APL).
Notes: 0/100 IRE split background, -4, +4 vertical PLUGE stripes. Also 98 IRE vertical stripe to check for 100-IRE contrast clipping on LCD/DLP displays. APL ~50 IRE.

10/20-IRE Grayscale Window Pattern with PLUGE
Purpose: Measure Color Temperature and Grayscale Tracking.
Notes: Alternate 10/20-IRE Window for adjusting Grayscale Tracking. PLUGE pattern to ensure black-level doesn't shift while adjusting grayscale tracking.

30/40-IRE Grayscale Window Pattern with PLUGE
Purpose: Measure Color Temperature and Grayscale Tracking.
Notes: PLUGE pattern to ensure black-level is properly adjusted.

60/70-IRE Grayscale Window Pattern with PLUGE
Purpose: Measure Color Temperature and Grayscale Tracking.
Notes: PLUGE pattern to ensure black-level is properly adjusted.

80/90-IRE Grayscale Window Pattern with PLUGE
Purpose: Measure Color Temperature and Grayscale Tracking.
Notes: PLUGE pattern to ensure black-level is properly adjusted.

50/100-IRE Grayscale Window Pattern with PLUGE
Purpose: Measure Color Temperature and Grayscale Tracking & Check Contrast setting for spot blooming.
Notes: Split 50/100-IRE Window for measuring/adjusting Grayscale Tracking. PLUGE pattern to ensure black-level is correct. Check Contrast level to ensure upper rectangle doesn't expand (bloom) beyond width of lower rectangle.

10-Step Horizontal Grayscale Linearity Pattern
Purpose: Check Color Temperature and Grayscale Tracking.
Notes: 0-100 IRE Grayscale in 10-IRE steps.

10-Step Vertical Grayscale Linearity Pattern
Purpose: Check Color Temperature and Grayscale Tracking.
Notes: 0-100 IRE Grayscale in 10-IRE steps.

10-Step Split Vertical Grayscale Linearity Pattern
Purpose: Check Color Temperature and Grayscale Tracking.
Notes: 0-100 IRE Split Grayscale in 10-IRE steps. Split pattern helps identify color temperature uniformity variations over screen.

25-IRE Grayscale Window Pattern with PLUGE
Purpose: Calibrate Color Temperature and Grayscale Tracking.
Notes: 25-IRE Window. PLUGE pattern to ensure black-level doesn't shift while adjusting grayscale tracking.

50-IRE Grayscale Window Pattern with PLUGE
Purpose: Calibrate Color Temperature and Grayscale Tracking.
Notes: 50-IRE Window. PLUGE pattern to ensure black-level doesn't shift while adjusting grayscale tracking.

75-IRE Grayscale Window Pattern with PLUGE
Purpose: Calibrate Color Temperature and Grayscale Tracking.
Notes: 75-IRE Window. PLUGE pattern to ensure black-level doesn't shift while adjusting grayscale tracking.

100-IRE Grayscale Window Pattern with PLUGE
Purpose: Calibrate Color Temperature and Grayscale Tracking.
Notes: 100-IRE Window. PLUGE pattern to ensure black-level doesn't shift while adjusting grayscale tracking.

100-IRE Grayscale Window Pattern with 98 IRE PLUGE
Purpose: Calibrate Color Temperature and Grayscale Tracking & Check for peak-white clipping.
Notes: 100-IRE Window. Black-level and White-Level (98/100 IRE) PLUGE patterns ensure black-level doesn't shift and peak-white level doesn't clip while adjusting grayscale tracking, particularly on DLP and LCD projectors.

Low APL Overscan Pattern
Purpose: Check/adjust Overscan and Corner/Edge Geometry/Focus.
Notes: 0-IRE Background.Horizontal and Vertical lines at 1% overscan intervals from 0-7% overscan on each edge.

High APL Overscan Pattern
Purpose: Check/adjust Overscan and Corner/Edge Geometry/Focus.
Notes: 100-IRE Background.Horizontal and Vertical lines at 1% overscan intervals from 0-7% overscan on each edge.

Overscan Bounce Pattern
Purpose: Check Overscan Variation between high/low APL.
Notes: Pattern changes from ~0%-APL to ~100%-APL at 0.5 second intervals. Variation in overscan will be nearly zero with best quality high voltage supplies.

0-IRE Flat Field Pattern
Purpose: Check 0-IRE light leakage on LCD/DLP Displays.
Notes: Totally black 0-IRE Flat Field.

25-IRE Flat Field Pattern
Purpose: Check Color Temperature and Grayscale Tracking variation between window levels and full field. Check/adjust white-field uniformity.
Notes: CRT projectors often have greater variation in color temperature and light output between window patterns (in Grayscale group) vs full-field at equal IRE levels.

50-IRE Flat Field Pattern
Purpose: Check Color Temperature and Grayscale Tracking variation between window levels and full field. Check/adjust white-field uniformity.
Notes: CRT projectors often have greater variation in color temperature and light output between window patterns (in Grayscale group) vs full-field at equal IRE levels.

75-IRE Flat Field Pattern
Purpose: Check Color Temperature and Grayscale Tracking variation between window levels and full field. Check/adjust white-field uniformity.
Notes: CRT projectors often have greater variation in color temperature and light output between window patterns (in Grayscale group) vs full-field at equal IRE levels.

100-IRE Flat Field Pattern
Purpose: Check Color Temperature and Grayscale Tracking variation between window levels and full field. Check/adjust white-field uniformity.
Notes: CRT projectors often have greater variation in color temperature and light output between window patterns (in Grayscale group) vs full-field at equal IRE levels.