[GreenKeys] Fred Sonnenrein, founder and developer of i-Telex, has passed away

[Kevin Phillips]

That is devastating news especially for one so young.  Fred had 
certainly been helpful to me in getting my Model 32 set up on i-Telex.


73

Kevin

W5TTY

On 6/7/2024 10:20 PM, Paul Heller wrote:
> A number of greenkeyers use i-Telex. The teletype model 32 was 
> designed for telex. If you have a model 32, you can completely 
> experience what it was like to use the telex network back in the day 
> by usining i-Telex. And if you don’t have a model 32, it is still 
> possible to use it. It is a fun network, completely replicating the 
> original telex signaling, where you call people up and have nice slow 
> conversations.
>
> I am sad to report that Fred Sonnenrein passed away on June 5, 2024 
> after suffering with an illness for many months. Fred had an amazing 
> technical talent and was a very kind individual who never judged a 
> person and always offered help where he could.  He was a great help to 
> me in getting my i-Telex system working and I recently enjoyed a telex 
> chat with him late last year.
>
> The i-Telex community will sorely miss him. Here is the message posted 
> on the telexforum (translated from German) about his legacy:
>
> …. it should be noted the importance of Fred in the development of 
> i-Telex: From 2001 to 2007, the Telexphone system existed with a modem 
> for communication with each other. The number of participants remained 
> for years with a tranquility of approx. 20 members.
> At the beginning of July 2007, Henning's first, all-important 
> encounter with Fred took place in the Railway Museum in Braunschweig. 
> Fred, Dipl. Ing. for electrical engineering with a specialization in 
> railway signal technology, presents in a historic railway wagon his 
> self-built
> TW-39 switching system with connected teleprinters. Even then, the 
> system consisted of a stack of boards, still without 19-inch 
> technology, but equipped with connectors. A modem or an Ethernet 
> connection was also missing because Fred's stylish switching system 
> was purely geared towards the local operation of teleprinters.
>
> Fred designed the modem card for the new system called "Telexphone2" 
> as early as 2008. After intensive planning together with Henning, Fred 
> completed the development of an Ethernet card at the end of 2011; at 
> the beginning of 2012, Henning assembles the first complete systems 
> and invents the name "i-Telex". The system became self-runner and 
> today Fred's thoughts live on in a few hundred i-Telex systems.
>
> The i-Telex network is now larger than many country networks were in 
> earlier times. In retrospect, Henning reports on his collaboration 
> with Fred: "All ideas were implemented promptly and purposefully by 
> Fred. Fred merged into i-Telex - for him it was a huge hobby project 
> always with the premise that TW39 and ED1000 are realized 
> as authentically as possible with the i-Telex system. Fred has changed 
> all our lives (...of members) with his newly created system."
>
> Fred - Thank you for your help and for spending time with you.
>
> rest in peace
>
> Your friends from the i-Telex community.
>
> Fred i-Telex Danke.jpg
>
>
>
>
> Here is a picture I personally took some years ago:
>
>
>
> Thank you, Fred.
>
> Paul
> W2TTY
> i-Telex: 80003 or 468466
>
>
>
>
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