[GreenKeys] Crypto/Electromotive/Flexowriter

[Russ Miller]

The last time I saw a Flexowriter, it was attached to a RPC 4000 in the middle 60’s in Philadelphia. 

Sent from my iPhone

> On Mar 16, 2021, at 6:52 PM, hwhall at compuserve.com wrote:
> 
> 
> Flexowriter was one of the input devices (others being punch cards & mag tape) to the Philco-Ford 1000 & 2000 computers in Cheyenne Mtn Complex when I started there as an orbit analyst around 1977.
> 
> Wayne
> WB4OGM
> 
> -----Original Message-----
> From: Nick England <navy.radio at gmail.com>
> To: Greenkeys <greenkeys at mailman.qth.net>
> Sent: Tue, Mar 16, 2021 7:33 am
> Subject: [GreenKeys] Crypto/Electromotive/Flexowriter
> 
> Interesting reading. 
> The Electromatic (which evolved into the Friden Flexowriter) was the I/O device for a number of early cryptanalytic machines (including Colossus)
> https://www.cryptomuseum.com/cam/cxco/index.htm
> Evolution into Flexowriter 
> https://en.m.wikipedia.org/wiki/Friden_Flexowriter
> 
> Cheers
> Nick
> 
> -- 
> Nick England K4NYW
> www.navy-radio.com
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