Trend HSR500 Paper Tape Reader manual

Bob Rosenbloom bobalan at
Mon Feb 13 11:44:17 CST 2017

On 2/13/2017 2:06 AM, Tony Duell wrote:
>   I am not sure if anyone is interested, but I've scanned the manual
> for the Trend
> HSR500 and HSR500P optical paper tape readers. If I've got the
> permissions right,
> then you can get it from my google drive on :
> It's a large file, I don't think the scanner software has heard of
> compression!. If anyone
> can make it a more reasonable size, feel free...
> This is a proper manual with schematics, parts lists, adjustment info, etc.
> I've also scanned the circuit diagrams for the Trend Paper Tape Station, here
> The Paper Tape Station is a rack unit containing an HSR500 reader, power supply,
> GNT34 punch and a driver card for the punch. Those diagrams are for
> the punch driver
> and power supply, you need the HSR500 manual as well.
> Let me know if it all works...
> -tony

Thanks Tony!

I ran them through Acrobat's optimizer and put them up here:

Much smaller, though slightly less clear.


Vintage computers and electronics

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