New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1884-07-01
A NOBILITY ~ TELEGR4PHK.
sEvENTY-TwO MESSAGES AT ONCE OVER ONE WIRE
"A NEW LINE IN NEw-ENGLASD

"A NEW LINE IN NEW -INtlAND
BosToN, June 30.-A new telegraph line has
Just opeue between this city and Providence which
introduces new idea into the general telegraph business
Of the country The purpose Of the invention Is not
much to compete for general commercial business as
IL: Is TO afford AM absolutely secret aud safc system OF
private teegaphing at low expense The invention Is
as marvellous in It's way tine telephone. Those who
have dropped into the Office Of the new line at 7s Devon
sre-s to enjoy sight its performances are almost
thunderstruck.
The new system was invented by Paul Ia Cour OF
Copenhagen bat has been perfected In America, by
Patrick b. Delaney. at Office on Broadrt In sNew-
York city. 1t IL called syuchrOu1us-m multipleH telc-
graphy" and is based the idea OF the phonc wheel
Imagine two large shoe magnets shnpcd like tun-
na forks one IN Boston and ia Providence, and both
vibrating in tuning fork style ia exact unison This Is
the starting point OF the system Then mechanism
employed which ooss Ike perpendicular steel. axle,
with seventy knittinsucodle Spores projecting
from it, This little wheel has tire, but consists merely
Of axle and spokes. trailing pen tayes around rapidly
ON these steel pokos touching elc in turn. aud sending
fash Of electricity through t. This wheel IL the second
important peculiary OF the mechanism There Is one aI
each end of the wire.
In the well known quadrlpcV system ~ telegraphy'
four messages may he ~ over one Wife two In
each direction by the sy-'cn, scveny-twO mos-
sages may be sent at tnc same wire ell IN one
direction or part way and the rest the other Speed
Of transmission with che number of operators six
men can use the wirc and each send thirty words
minute but il should II the speed would be re-
,uced TO twenty words II - operators should Use H.
the speed would be rcdrced below that Of very
slow Morse operator The regular telegraph companies
require quick transmission, bat there are hun itjs 0t
business whose business does not demand the speed
of quick operators II they could have private nc the
slow trafsmssiun of q wire worked In connection WIN
telegraph printing Instruments would do well enongh Tor
them II i needs Ot class Of hu1iuo~- M H.
who require the safety OF private wire hln speed t
who cannot afford to pay ~b5Oo year Tor one mat the
multlpox system has been perfected heyenty-t"O
printing instruments ho worked simultaneously over
one wire. md without any man getting m"sshge not
intended for him people often do ~ the case Of tI'
Telephone, or gotting his business mixed mp With anybody
el~e- Tie messages printed in capital letters on
narrow strip OF pppcr and both nOsc sent ana received
are tecridd there n merchant should cal is once
and message sent n his absence would he found
demonstrated that in sN hours the duration o nm oid-
nary business dHy each of the sCycnty-iEO useA OF
single wire transmit ono hundred mcssagcs of tho
ordinary length. ,,
curious feature ~ this sVsiem ia its Fccrccv Tho
lire cannot bee tapped 10 any way WhntcNcr lf thi Vrlo
ATTEMPTED confusion " sounds lumhc ot Words
would he the only reconiuOnshuoH fni the thiol,
The line between Boston aud Ptoyldonc" haR bc'h VA
operation only short tuc. hut Qaa long enough ~ NJ
tract attention In business Glfc'c4 " seems TO be
novelty n telosraphy. and 10 have field almost os-
olu-iyely It, own.