Terminals for 3B2/310

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Terminals for 3B2/310

by Barry Skidmore :: Rate this Message:

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I might be acquiring an AT&T 3B2/310 soon and am wondering what  
terminals are compatible with it.  I have a VT-320 and 420 that I use  
with some vintage DEC machines.  If these will work, what about the  
cable connector compatibility; the type with the offset tab?

Thanks,
Barry
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Re: Terminals for 3B2/310

by Jerry Kemp :: Rate this Message:

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I always used AT&T 605 dumb terminals.

If using legacy DOS software, Procomm + always had good 605 emulation.

Jerry K


Barry Skidmore wrote:
> I might be acquiring an AT&T 3B2/310 soon and am wondering what
> terminals are compatible with it.  I have a VT-320 and 420 that I use
> with some vintage DEC machines.  If these will work, what about the
> cable connector compatibility; the type with the offset tab?
>
> Thanks,
> Barry
> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
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Parent Message unknown Re: Terminals for 3B2/310

by Sandwich Maker :: Rate this Message:

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" From: Barry Skidmore <skidmore@...>
"
" I might be acquiring an AT&T 3B2/310 soon and am wondering what  
" terminals are compatible with it.  I have a VT-320 and 420 that I use  
" with some vintage DEC machines.  If these will work, what about the  
" cable connector compatibility; the type with the offset tab?

any serial terminal will work; signals are an rs232 subset.  the
serial ports are rj45s with centered tabs just like ethernet; pinout
is per att 'premises distribution system' except mirrored - maybe they
assumed you'd use crossover cables?  i think there's actually a spec
for it.

alas, they did not arrange the pinout so that a crossover cable makes
a null modem.
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Re: Terminals for 3B2/310

by wa2egp :: Rate this Message:

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-------------- Original message ----------------------
From: Barry Skidmore <skidmore@...>
>
> I might be acquiring an AT&T 3B2/310 soon and am wondering what
> terminals are compatible with it.  I have a VT-320 and 420 that I use
> with some vintage DEC machines.  If these will work, what about the
> cable connector compatibility; the type with the offset tab?
>
> Thanks,
> Barry

IIRC the serial boards were the 8 pin RJ-45 type like on network cables.
Forgot if the cables were wired exactly wired like network cables.  I also
have a load of adapters for DB-25/RJ45 so
I can hook up almost anything to it.  I had bought a metric buttload of RJ-45
connectors and a whole lot of 8 conductor flat cable at the time.  I was going
to set one up in my classroom if they didn't put in the network that was
promised.  Never had to, magically PCs appeared during the summer.

I think it's just a matter of setting the serial parameters.  I forgot what
they were but I had several terminals working with my 3B2 system.  I think
your terminals would work fine.

Bob
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