[GreenKeys] RE: Status of Hoff Net on 10.137300
(mark)/10.137130(space)
Gary Buda
gbuda at cyberwright.net
Tue May 11 01:08:18 EDT 2004
I end a line with CR CR LF LTRS LTRS LTRS.
NOT FIGS FIGS. Why FIGS FIGS??
WAØNDN
NNNN
----- Original Message -----
From: "Roy Norris" <Rnorris at charter.net>
To: <eric at k3na.org>; "'William N. Carver'" <bcarver at safelink.net>; "'Bill
Henry'" <ghenry at halcomm.com>; "'Bob Camp'" <ham at cq.nu>; "'David Ross'"
<ross at hypertools.com>; "'Don and Diana Cunningham'" <wb5hak at sirinet.net>;
"'Don Robert House'" <drhouse at nadcomm.org>; "'Frederick A Sell'"
<uncle_fred1 at juno.com>; "'Gary Chatters'" <gc at Radix.Net>; "'George B.
Hutchison w7tty'" <w7tty at comcast.net>; "'Gerry Block'"
<gblock at sbcglobal.net>; "'gil smith'" <gil at vauxelectronics.com>;
<greenkeys at mailman.qth.net>; "'hsvham'" <hsvham at yahoo.com>; "'Jack Hart'"
<wa2hwj at att.net>; "'JerryL'" <n6jp at arrl.net>; <jhaynes at alumni.uark.edu>;
"'John Burch'" <occupant at rushmore.com>; "'John Lawson'" <jpl15 at panix.com>;
"'John Parker-KE4GR'" <cen75384 at centurytel.net>; "'Marvin Collins W6OQI'"
<kfiam640 at aol.com>; "'Richard Gillingham'" <rmoodyg at bellsouth.net>; "'Robert
Downs'" <WA5CAB at cs.com>; "'Stan Wilson'" <ak0b at swbell.net>;
<telegrapher at att.net>; "'Tom Elmore'" <tom at telmore.com>; "'tony j.
podrasky'" <tonyp at m2404txp.nsr.hp.com>
Sent: Monday, May 10, 2004 2:59 PM
Subject: [GreenKeys] RE: Status of Hoff Net on 10.137300
(mark)/10.137130(space)
> Thanks Eric,
>
> I am making changes to the little blurb I transmit and to the messages
> themselves. Thanks for keeping us on track. It is very important to me
> that we maintain full mechanical machine compatibility and use the
> standard protocols.
>
> Best regards -- Roy Norris, K4EEG
>
> -----Original Message-----
> From: Eric Scace K3NA [mailto:eric at k3na.org]
> Sent: Monday, May 10, 2004 7:24 AM
> To: Roy Norris; William N. Carver; Bill Henry; Bob Camp; David Ross; Don
> and Diana Cunningham; Don Robert House; Eric Scace K3NA; Frederick A
> Sell; Gary Chatters; George B. Hutchison w7tty; Gerry Block; gil smith;
> greenkeys at mailman.qth.net; hsvham; Jack Hart; JerryL;
> jhaynes at alumni.uark.edu; John Burch; John Lawson; John Parker-KE4GR;
> Marvin Collins W6OQI; Richard Gillingham; Robert Downs; Stan Wilson;
> telegrapher at att.net; Tom Elmore; tony j. podrasky
> Cc: GreenKeys
> Subject: RE: Status of Hoff Net on 10.137300 (mark)/10.137130 (space)
>
> A few minor comments:
>
> 1. It is perfectly acceptable to end a line with:
> CR CR LF FIGS FIGS
> The key point is to send, two times, the shift character needed to place
> the machine in the proper case for the first printing
> character in the line.
>
> 2. The "traditional" end of message sequence placed the machine in
> letters case before sending the sequence of LF and N characters,
> so that a case shift character was not needed before the Ns. In the
> historical sense, the end of message was thus:
> (place machine in letters case, if not already there)
> CR CR LF LF LF LF NNNN and 12 LTRS
> Some systems used eight LF to get the last message up to the point where
> it could be immediately town off. The 12 letters were used
> the form about an inch of paper tape that could be immediately ripped
> from the reperforator; it also made it very easy to identify
> the separation between messages on a paper tape visually.
>
> 3. We may wish to decide if we want transmissions to be "friendly" for
> machines with unshift-on-space (UOS).
> a) If friendly towards UOS, then one must send a FIGS before every
> word that begins with a figures case character.
> b) If UOS is not employed on the network, then one should be
> strongly encouraged to send two FIGS when shifting into figures
> case, and two LTRS when shifting into letters case. While by no means
> foolproof, this improves the chances of ending in the proper
> case. (It was required procedure on many US/NATO military radio
> circuits.)
> c) It is not unreasonable to combine both (a) and (b); i.e., use
> double shift characters whenever they are required, and send
> FIGS FIGS before every word that starts with a figures case character.
>
> 4. Start of transmission: 12 LTRS is sufficient for a minimum sequence
> to power up receiving machines.
>
> 5. Do we want to encourage people to start using the start of message
> sequence discussed earlier? That was twelve LTRS five SP two
> CR LF and then two LTRS/FIGS? It's a good habit to form early if we are
> going to employ the selective calling procedures.
>
> 6. Should our "welcome message" summarize the selective calling
> procedures? Here is a suggestion:
> SOME STATIONS ON THIS NET IMPLEMENT SELECTIVE CALLING PROCEDURES. FOR
> COMPATIBILITY, TRANSMISSIONS OF THE FOLLOWING FORMAT ARE
> STRONGLY ENCOURAGED:
>
> 12 (LTRS) 5 (SP) CR CR LF AND EITHER 2 LTRS OR FIGS AS APPROPRIATE
> (SELECTIVE CALLING SEQUENCE - SEE BELOW) CR CR LF
> TEXT OF MESSAGE, ENDING IN LETTERS CASE.
> CR CR 4 (LF) NNNN 12 (LTRS)
>
> THE SELECTIVE CALLING SEQUENCE IS ONE OR MORE STATION SELECTION CODES
> SEPARATED BY SPACES, FOLLOWED BY "DE" AND YOUR FULL CALLSIGN.
> THE STATION SELECTION CODE IS THE LAST FOUR CHARACTERS OF THE CALLSIGN
> OF THE DESIRED RECEIPIENT. FOR EXAMPLE, TO SEND A MESSAGE TO
> THIS STATION FROM K3NA, THE MESSAGE WOULD BEGIN:
>
> 12 (LTRS) 5 (SP) CR CR LF 2 (FIGS)
> 4EEG DE K3NA CR CR LF
> -- TEXT OF MESSAGE --
> CR CR 4 (LF) NNNN 12 (LTRS)
>
> TO SEND A MESSAGE TO ALL STATIONS, USE ZCZC AS THE STATION SELECTION
> CODE:
>
> 12 (LTRS) 5 (SP) CR CR LF 2 (FIGS)
> ZCZC DE K4EEG CR CR LF
> -- TEXT OF MESSAGE --
> CR CR 4 (LF) NNNN 12 (LTRS)
>
> I hope this helps.
>
> -- Eric K3NA
>
>
> -----Original Message-----
> From: Roy Norris [mailto:Rnorris at charter.net]
> Sent: 2004 May 8 23:42
> To: William N. Carver; Bill Henry; Bob Camp; David Ross; Don and Diana
> Cunningham; Don Robert House; Eric Scace K3NA; Frederick A
> Sell; Gary Chatters; George B. Hutchison w7tty; Gerry Block; gil smith;
> greenkeys at mailman.qth.net; hsvham; Jack Hart; JerryL;
> jhaynes at alumni.uark.edu; John Burch; John Lawson; John Parker-KE4GR;
> Marvin Collins W6OQI; Richard Gillingham; Robert Downs; Stan
> Wilson; telegrapher at att.net; Tom Elmore; tony j. podrasky
> Subject: STatus of HoffNet on 10.137300 (mark)/10.137130 (space)
>
> [...snip...]
>
> ALL STATIONS, REGARDLESS OF TYPE OF EQUIPMENT ARE WELCOME.
> THIS NET ENCOURAGES AND PROMOTES THE USE OF MECHANICAL
> TELETYPE EQUIPMENT. TO ACCOMODATE TELETYPE MACHINES OF
> VARRIOUS VINTAGE, ALL PARTICIPANTS ARE REQUESTED TO END
> EACH LINE OF TRANSMITTED TEXT WITH THE SEQUENCE:
>
> (CR)(CR)(LF)(LTRS)(LTRS)
>
> ALL TRANSMISSIONS SHOULD BEGIN WITH:
>
> 20 (LTRS) CHARACTERS (CR)(CR)(LF)(LTRS)(LTRS)
>
> AND ALL TRANSMISSIONS SHOULD END WITH:
>
> (CR)(CR)(LF)(LF)(LTRS)(LTRS) NNNN
>
> [...snip...]
>
>
>
>
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