[time-nuts] lunatic fringe time standards

Rob Kimberley rk at timing-consultants.com
Mon Apr 19 12:48:01 EDT 2010


RTL and DTL used 5.0V. I used to service Systron-Donner kit back in the
early 70's, and we had a bunch of RTL and DTL stuff.

Rob K

-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of jmfranke
Sent: 15 April 2010 7:49 PM
To: 'Discussion of precise time and frequency measurement'
Subject: Re: [time-nuts] lunatic fringe time standards

I believe RTL was 3.6V.  But I could be wrong, it has happened.

John  WA4WDL

--------------------------------------------------
From: "Mike Feher" <mfeher at eozinc.com>
Sent: Thursday, April 15, 2010 2:32 PM
To: "'Discussion of precise time and frequency measurement'" 
<time-nuts at febo.com>
Subject: Re: [time-nuts] lunatic fringe time standards

> I also have a bunch of them. I made one of my first (the first actually 
> used
> tubes and an RC network) electronic keyers using those Fairchild devices. 
> To
> the best of my recollection they are standard 5 volt devices. Brings back 
> a
> lot of memories well over 40 years ago. They were not around for that long
> as then DTL became the craze. 73 - Mike
>
> Mike B. Feher, N4FS
> 89 Arnold Blvd.
> Howell, NJ, 07731
> 732-886-5960
>
>
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of Brooke Clarke
> Sent: Thursday, April 15, 2010 12:00 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] lunatic fringe time standards
>
> Hi John:
>
> Yes RTL and 3.3 V if I remember correctly.
>
> Have Fun,
>
> Brooke Clarke
> http://www.PRC68.com
>
>
> jmfranke wrote:
>> Wasn't that a RTL 923 and 914?  I still have a few from my learning days.
>>
>> John  WA4WDL
>
>
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