speaking of displays & DPM

[Kenton A. Hoover]

LCD displays also don't work very well when they are hot.  All the crystals
polarize.  There are a number of LCD video projectors and they have to be
chock full of fans to keep the LCD cool enough to remain useful.

At 19:39 -0500 15/8/96, George M. Dailey wrote:
>At 10:37 AM 8/1/96 -0500, you wrote:
>>>> A simple and effective indicator for O2 sensor is a DPM (digital
>>>> panel meter) from Hosfelt Electronics.  It is $14.95, their part
>>>> number 39-165 (the part no. on the data says PM-128).  It uses an
>>>> Intersil ICL7106 DMM chip with a fairly standard wiring.  There is
>>>> one problem -- they have connected the supply voltage common with
>>>> the input common, which can cause ground loop problems
>
>I'd like to install a heads up display in a car. Several years ago I
>disected a LCD display and noticed that the silver background could be
>easily removed.  To my surprise, the LCD was clear.  Could a lap top
>computer LCD be used as a heads up display with the silver background
>removed? Does any company market such a device?
>
>Thanks, GMD



| Kenton A. Hoover                                      | shibumi at cisco.com |
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