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PDP-42A3HD Remote, Calibration & Benchmark Tests

by Clint DeBoer last modified February 20, 2007 09:47

This isn't the worst remote control I've ever used. I know, I know - you're thinking "oh, now that's high praise!" Well, the good things about this remote are that menu navigation controls are nicely arranged, with easy access to volume and channel buttons. The remote feels comfortable in the hand, though it is somewhat artificially elongated. The problems I had with it are simply that it had an odd feel and weight to it and the majority of buttons (like the elevated keypad) didn't seem to be where they would be expected or most useful. It also had an erroneous sliding cover that merely hid the PIP controls and a few other functions (10 buttons in all). The remote could have been condensed by about 2-inches and the hidden compartment (which was very flimsy and actually came off in my hand) eliminated. In fact, I found myself removing it to make better use of the PIP and SPLIT controls. Still, I've seen worse (Mitsubishi comes to mind) and we do recognize, as always, that universal remote controls will likely win out in the end (so why pay for a more robust, costly remote that you may not use anyway?

Calibrating the Television

We used Datacolor's Colorfacts Professional 6.0 software to measure and help calibrate black and white levels on this plasma television. The new and improved Datacolor system implements a new Spyder Colorimeter which we liked due to its flexibility and placement options. Regarding calibration, we really couldn't do too much more beyond white and black level settings other than adjust the color temperature from the default "High" to the more accurate "Low" setting. The only other options available to us were for Color, Tint and Sharpness which really didn't need to be adjusted beyond their defaults.

Like most plasma displays we've seen, getting a full field of 100IRE is almost impossible due to the nature of a plasma display's power distribution. In real world situations this isn't typically an issue, though I would surmise that some scenes in Ice Age would be dimmer than on a comparable LCD or DLP television.

During the course of our calibration we noticed a ton of banding in the darker areas of the picture - so much so that we really had a difficult time dialing in the black level to what we would deem satisfactory levels. A higher end PureVision plasma from Pioneer implements Advanced Continuous Emission (ACE) IV technology and PureDrive II which is specifically designed to help out in this area. The best measured ANSI contrast we could get form this display was 109:1 - not the greatest for a plasma display and likely due to the high readings we got on the black levels, which never seemed to get as black as we had hoped.

Component Input (default)

Component Input (w/B & W levels calibrated)

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The default color temperature on our set was "High" which produced a bluish picture. Turning the Color Temp control to "Mid" and "Low" settings resulted in the appearance of a reddish-looking white field (when viewing a 100IRE field, but only in contrast to the overly blue default.)

Setting the Color Temp to "Low" allowed us to get a more reasonable RGB readout during grayscale calibration. Service Menu level adjustments will likely result in a more accurate result (not covered).

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The luminance histogram for the Pioneer PDP-42A3HD was showing an S-curve gamma response with somewhat crushed blacks and whites that we saw during the calibration process. Unfortunately, there was really no way to solve the problem entirely in the user menu.

After setting black and white levels as correctly as we could, the display fared just a little bit better, but the net effect was the same - a reduced, non-linear grayscale dynamic range. A trip to the service menu is really needed with this set (not covered here).

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The color temperature reading before calibration approached 10K 舰

Afterwards we got it down to an average of 7K, which was much better than where we started. This reflected the "Low" setting of the Color Temp control.


CIE Chart - Color Reproduction & Saturation Potential

The Datacolor ColorFacts CIE Chart is used to display the colors the Pioneer PDP-42A3HD plasma television is able to reproduce. This appears as a white triangle overtop of a darker triangle which represents the gamut of colors in the HDTV-capable range. The full "shark fin" chart is a representation of everything we are capable of seeing with the human eye.

This color gamut triangle on the CIE chart determines how "deep" or "rich" the colors will be from a display. For instance, a Red primary that is too high on the chart will indicate that the display device may only be able to produce an orange-red instead of a deep red. As you can see, the Pioneer produces reduced greens while maintaining an excellent (much better than average) color response in red and blue. If you are going to be soft on a color, I suppose green isn't a bad place to do it as our eyes see green much more easily than the other wavelengths. And with the excellent measurements of red and blue, this is simply a stunning display to view.

Audioholics/HQV Bench Testing Summary of Test Results

Perfect Score is 130
Pioneer PDP-42A3HD Benchmark Score: 70
(one of the better performers at this budget)

Test

Max
Points

Component
480i

Component
PassFail

Color Bar

10

5

Pass

Jaggies #1

5

5

Pass

Jaggies #2

5

5

Pass

Flag

10

5

Pass

Detail

10

10

Pass

Noise

10

0

Fail

M otion adaptive Noise Reduction

10

0

Fail

Film Detail

10

10

Pass

Cadence 2:2 Video

5

0

Fail

Cadence 2:2:2:4 DV Cam

5

0

Fail

Cadence 2:3:3:2 DV Cam

5

0

Fail

Cadence 3:2:3:2:2 Vari-speed

5

0

Fail

Cadence 5:5 Animation

5

5

Pass

Cadence 6:4 Animation

5

0

Fail

Cadence 8:7 animation

5

0

Fail

Cadence 3:2 24fps film

5

5

Pass

Scrolling Horizontal

10

10

Pass

Scrolling Rolling

10

10

Pass

Total Points

130

70


Comments on HQV Testing

Failing obscure cadence tests and featuring an almost nonexistent noise reduction system, the Pioneer Plasma fared very well where it counted. Its deinterlacing ability is second to none in my opinion, even performing better in the Jaggies #1 test than most Faroudja-based systems I've measured. I was tempted to give half credit on the Scrolling Horizontal test but decided to let it pass fully as the amount of jaggies I saw in the background was minimal and the text (the main point of the test) was completely unblemished. This is a display that can certainly handle unflagged film material and bad edits without breaking a sweat - which is more than I can say for many other displays in this class.