[GreenKeys] Fwd: Re: Interesting images and reading!

Sun Jan 8 01:58:53 EST 2012

I did all of my reports from Spangle One in SSB Voice with our AN/ 
ARC-97 (aka Collins 618T)
Oh my that was in 1965

Don

On 7 Jan 2012, at 9:31 PM, Bill wrote:

Some correction here....I guess it was called a KL-7 - not 47. It did  
not punch the tape but printed on it. But I still seem to remember it  
punching tape so you could xmit it and for some reason I recall a tape  
reader also. It would read the tape and print out the results.
It was "fun" copying those code groups over CW!

Bill

On 1/7/2012 6:54 PM, Bill wrote:
>
> In the Navy, we used a KLB-47 crypto machine to produce this code  
> and to decypher them. It used rotating drums that were set up with  
> the code for the message. Can't remember if it was using the date- 
> time-group or the first line of the message or both. (been a  
> looooong time!) I remember that it took some time to type in the 5  
> letter code groups...you had to be real accurate...the 47 would then  
> punch a tape and you would have to run it off on an ASR to get a  
> copy. Then you had to type it onto a message form for distro. What a  
> pain! If you typed the groups in wrong...guess what?...had to type  
> them in again. Sometimes it was very easy to get lost as to where  
> you were in the message. One knock on the crypto room door and you  
> almost always had to start over. What a blessing when we switched  
> over to covered broadcast. No more 47's.
>
> Bill Cain
>
> On 1/7/2012 6:26 PM, DR HOUSE wrote:
>>
>> Hi Bob,
>>
>> Five letter code groups were used by just about everyone.  One  
>> reason was they got the maximum amount of information across public  
>> telegraph networks at the lowest possible cost.  The second reason  
>> was that the code groups were meaningless unless you had a current  
>> decode table.
>> Industry used this as well as the military.  One of the most  
>> successful espionage efforts in history was the long standing  
>> VENONA operation the Soviet Union used from the 30s to the 70s for  
>> their spies to send secret messages to Moscow.  A British  
>> intelligence officer and an American mathematician who could think  
>> in Russian figured it out or they might still be using it today.   
>> If you get a chance to see SECRETS, LIES, AND ATOMIC SPIES on PBS  
>> NOVA watch it.  Our museum helped produce the segment.  If you  
>> watch closely you can see my fingers on a M14 strip printer and our  
>> executive director's stomach next to an IBM card sorter.  I have a  
>> first generation VHS tape sent to me by the director that I need to  
>> convert to DVD before the tape turns to noise.  There is also a  
>> good book The VENONA PAPERS published by REGNERY
>>
>> Best,
>> Don
>> aka TTY MAN
>>
>>
>> On 7 Jan 2012, at 7:32 PM, Robert Laag wrote:
>>
>> THIS BRINGS UP A SUBJECT FROM THE PAST...YEARS AGO THERE WERE MANY  
>> STRONG STATION HEAR HERE ON THE SHORT WAVE FREQS THAT SEEMED TO BE  
>> MESSAGE STATIONS...  THEY WOULD TRANSMIT A HEADER IN PLAIN TEXT AND  
>> FOR THE MESSAGE CONTENTS IT WOULD BE 5 OR 6 NUMBER UPPER CASE  
>> GROUPS SEPARATED BY SPACES FOR THE DURATION OF THE MESSAGE...   
>> LIKE, 65834 48390 66173 19785  AND SO ON...  ANYWAY, THEN HOW DID  
>> THE MESSAGE GET UNSCRAMBLED I WONDER???   BOB
>>
>> --- On Sat, 1/7/12, DR HOUSE <k9tty at dls.net> wrote:
>>
>> From: DR HOUSE <k9tty at dls.net>
>> Subject: [GreenKeys] Fwd: Re: Interesting images and reading!
>> To: greenkeys at mailman.qth.net
>> Date: Saturday, January 7, 2012, 4:37 PM
>>
>> My thanks to Christian for this information...
>>
>> Begin forwarded message:
>>
>> From: Christian Gauger-Cosgrove <captainkirk359 at gmail.com>
>> Date: 7 January 2012 5:59:47 PM CST
>> To: DR HOUSE <k9tty at dls.net>
>> Subject: Re: [GreenKeys] Interesting images and reading!
>>
>> Jerry Proc's site is quite the interesting read, I've browsed it many
>> a time. It's a great reference for various crypto systems. If any one
>> else is interested, John Savard has a good set of pages in his
>> cryptographic compendium on telecipher machines:
>>
>> http://www.quadibloc.com/crypto/tele03.htm
>>
>> On 7 January 2012 17:21, DR HOUSE <k9tty at dls.net> wrote:
>> >
>> > <http://jproc.ca/crypto/rockex.html>
>> > ______________________________________________________________
>>
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>
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