[GreenKeys] High Speed Printer

[Eugene Hertz]

We use printers like these everyday for our IBM mainframe (dont know the model #). They are called generically, "line printers"  


>-----Original Message-----
>From: WA5CAB at cs.com [mailto:WA5CAB at cs.com]
>Sent: Tuesday, June 14, 2005 09:12 PM
>To: wackyvorlon at gmail.com, GreenKeys at mailman.qth.net
>Subject: Re: [GreenKeys] High Speed Printer
>
>Paul, 
> 
>I've no idea of the nomenclature, but I'm pretty sure that the printer used 
>with the IBM 1620 was as you describe (printed a line at a time in one cycle). 
>Last time I waw one would have been early 1970. 
> 
>In a message dated 6/14/2005 9:05:06 PM Central Daylight Time, 
>wackyvorlon at gmail.com writes: 
>> This is a little off-topic, but I hope some here can help me. I 
>> remember seeing a very old form of high speed printer, and can't seem 
>> to recall the name for it. The unique part of it was that it used a 
>> series of 'letter bars', one for each column on the page. On the edge 
>> of the bars, the letters and characters the machine could print where 
>> raised. The machine would print one entire line at a time, by setting 
>> the bars for each column to the appropriate height, drawing them back 
>> and striking the ribbon. The page would then be advanced to another 
>> line. The only other place I've seen this method of printing was on 
>> old adding machines, where it seems rather common. 
>> 
>> Is anyone familiar with these printers? 
>> 
> 
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