I - General Description - Teletype 28 Manual

1. GENERAL
28
a. Model Receiver
The
es�ntlal unJt of an eled rlca1 character
system lsllna of a sendlna
eons
recet•er·projector Matlona.
from tile sending Station are recorded and projected
at all receiver-projector
simultaneously
tbe system.
b.
The Receiver Projector
to receive Teletype messacea In the form
code Impulses from t.be sending
messages In aucceaslve llnea on a contlnuous tr�
parent web, from which. tt Is projected onto the
a translucent re an gul ar
of ct
feet high and three feet wide.
c. The Receiver Projector Statton consists of a
projector cabinet� the upper section
CONNECTORS
CONT110L RELAY
IOU Of
TRANS!' MENT
Flgt�re
ORIGINAL
2G9B
SECTION I - GENERAL DESCRIPTION
Projector Set Is an
transmission
station and on e or e
mor
Menages tr&nBmltted
stations In
desigDed
Set I s a Wilt
of five unit
tion and type
sta tile
rear
screen approximately two
of whlcb ts open
CONTROL PANEL
1-1 Projector Frame Assembly, In
front. and across which a translucent sereen Ia
ln
lower sect
mounted, and the
jector [rame SIIJlPOrt ing a Model
Unit
and tbe optical equip me
d. mo<or for tile
Tbe
energized by ..ay
of contacts
cated lower section
in tile
1-1). Tbe windings of
(tlgure
Receiver Projector Stall ons
energized by operation of tbe manual swllcb at t.he
sending this way the Projector 't)plna Unlta
station. In
may started or stopped simultaneously under con­
be
of tile sending station
trol
e. The projector lamp,
pa.rent web rewind motor
each receiver projector sraUon
means of a manual switch located on the Iert s
each projector cabinet.
LOWER SECTION Of CABINET
TRANSP -'RENT
TYPING UNO
Front of Cabinet
•
Paragraph
l·le
ton, whtcb houses tbe pro·
.
28 Projector 't)plng
Frontispiece.
nt See
Projector Tn>tna Unit Ia
on a control relay lo­
of tile projector cabinet
tile control relaya of all
are inter connect ed and
sw l tcb.
exhaust. blower trans ,..
and
the projector c a bt at
in el
n
cont-rolled by
a.re
ld e or
WU
REWIND
1·1