TM500 Liquid Crystal Driver: Difference between revisions

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{{TM500 | mfg=(Unknown mfg) | type=Liquid Crystal Driver | function= | class=special function | image=liquid_crystal_driver_front.jpg | introduced=(?) | discontinued=(?) | manuals=
{{TM500 | mfg=(Unknown mfg) | type=Liquid Crystal Driver | function= | class=special function | image=liquid_crystal_driver_front.jpg | introduced=(?) | discontinued=(?) | manuals=
}}
}}
Mentioned in Dennis Tillman's [[List of TM500 and TM5000 equipment]]. An example turned up on eBay in October 2019 in a lot with two 5000-series oscilloscope vertical amp plugins. Only low res photos provided. Listed as TM500 plugin but compatibility unknown.
This instrument is mentioned in Dennis Tillman's [[List of TM500 and TM5000 equipment]].  
An example turned up on eBay in October 2019 in a lot with two 5000-series oscilloscope vertical amp plugins.  
Only low res photos were provided.
TM500 compatibility is unknown.


This appears to fit a TM-500 series frame.
This plug-in appears to fit a TM-500 series frame.
   
   
The unit appears to have two channels.
The unit appears to have two channels.
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There are two "proto" type boards in the unit. One is for fuses. The other has a pair of [[74121]] ICs on it.
There are two "proto" type boards in the unit. One is for fuses. The other has a pair of [[74121]] ICs on it.


Glenn Little says:
Glenn Little, who owns one of these plug-ins says:
<blockquote>
<blockquote>
When I got it the edge card connector was damaged, thankfully in a place where there are no used pins.
When I got it the edge card connector was damaged, thankfully in a place where there are no used pins.
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</blockquote>
</blockquote>
   
   
This has controls for PW UPPER and PW LOWER for both channels.
The plug-in has controls for PW UPPER and PW LOWER for both channels.
   
   
There is also a DELAY and AMPLITUDE control for each channel.
There is also a DELAY and AMPLITUDE control for each channel.

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