CHAPTER IV, SECTION 7
Acdirect: line telephone system was in ex:
tence at Eauinwtok Atoll with exchanges located
atostes Eimer and
Fred) To meet the needs of
OPERATION CASPLE it was necessary to in-
“tall an exchange at Ursula and connect this to
the existing svstenmt At other sites. meld phones
connected: through the nearest exchange were
prosided as required. At Biking Atoll an entirely
Dow network Was dard wath oexshamies located at
camp sites
Phin -v<stemo was dist used ini No
vember 2955. There was no conneetings tine beTeen the two atetl stems
Rimer
-
one ehiet operator and eight
Visula
-- twe operators: rehef operator
provided trom: klmer
Operators
Vare
--oone chict operator and two
Charke
-- thrive operators
Nan
-
Fax
Ope racers
-— Thee operators
thiee operators
Wath the exeeption of the exchanse at
Poruea. the svstems as aiystalled were adequate
Daring busy hours at site Edmer, -cated: opera.
ter
answered calls and
men standimg behind
Dorin construction and post-test periods,
thom drsconneeted completed calls. The trathie
nedoonty daring the nine hours of the scheduled
work day. Daring operational phases the services
were generals extended so as to provide 24-hour
the exchange approached Loo usage ot the
creuits avathible, “This extreme usage indicates
an cnlirged exchange ais required to handle peak
poniod trathe for a tuture operation of the =1Ze
theexchanges. for reasons of econo, were min:
continuous service.
The telephone exchanges
Were statted during the peak of operations as
tollows
Figure 4-36.
Heures durmge the peak periods indicates that
ot CASTLE. Fisure 4-56 shows the exchangeat
Elmer.
Teley none Exchange - Site Elmer
Page 4-51