Specifications
ACC€SSOfieS 
(avairabre 
separatery)
Note: 
Some of 
lhese accersories 
are supplied 
with
the 
projector. 
See 
price 
list.
Auditorium 
Loudrpoelcr
12"  diameter, 
'15 
watts,
50 
ft. cable  on reel 
with
permanent 
contacts.
In handsome 
lined 
cass-
Sides  fold  down 
to fom
base. 
Storage space for
accessoiles.
Weight 
28% 
lbs.
Code: 
SOCOF
Audio  Power
Distributor
Permits audio 
power
distribution 
to 
auditorium
loudspeaker 
and 
built-in
loudspeaker in any 
proportion
desired.
Code: 
SOPUI
Suporimposition Unit
(for 
projector 
model
5-221 only)
Attenu€tes 
magnetic 
sound
recording 
and 
super-
imposes spoken
commentary, music 
or
sound 
effects.
Code: SOSUR
Transformer
Portable: in metal 
case
with carrying handle
Has 
5 diffefent inouts
from 90 
to 260 vokt 
50
to  60 c/s. 
Rated
power:1350 
VA. Safety
fuse. 5 tt, long 
leads.
Weight: 
32 lbs.
Code: 
SOTRA
Earphones
(for 
monitoring
recordiog 
)
lmpedance: 50 ohms.
Double channel.
5 ft. cable and 
jack.
Code: 
SOECO
Reel
Of 
grey 
enamelled 
steel,
non-warprng.
Codes:
2.000 ft. reel :  BOSON,
same reel with  carton:
BOBSI
Travel  Case
Of 
canvas with  stiff
bottom. Insures 
perfect
protection 
of 
lined 
case.
Storage space for 
two
2,000 ft. reels witfi 
card-
board containers.
Code: 
SOHOU
Microphone
High-fidelity 
dynamic
microphone. 
Directional
13 ft. cable with 
jack.
Code : 
SOMIC










