LSl
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LSl MISCELLANEOUS LOUDSPEAKER ASSEMBLIES
LSl/l
General Purpose Loudspeaker Assembly used in offices and
talks studio cubicles. Originally coded LS4/l. Includes
CT4/2. AM8/2. LSlA/l and 203mm loudspeaker. ACO.
OBSOLETE.
LSl/2
Used in telecine areas for monitoring at low level.
Includes CT4/7. FL6/5. AM8/4A, Go 0 dmans L.S. Type
R77/837/3. Rola Celestion Presence Unit Type BSC1852/T534.
Not suitable for stringent requirements of studio
monitoring. ACO. OBSOLETE.
LSl/3
Bay Mounted Loudspeaker Assembly comprising LSl/l
component units mounted on two 483mm x 222mm panels, one
carrying the loudspeaker and volume control, the other the
AM8/2 and LSlA/I. OBSOLETE.
LSl/4
Portable Loudspeaker of medium quality used by film
recordists on location for play-back from small tape
recorders. Comprises a 203mm, 30hm speaker, Stentorian
Model HF816. with AM8/l0 and 12V dry battery, in wooden
case 305mm x 305mm x 127mm. Maximum output approximately
4 watts. Minimum input level -20dB. OBSOLETE.
LSl/5
Cueing and Monitoring Loudspeaker for use where quality
assessment
is
not
required.
Comprises
inexpensive
commercial units in cabinet 305mm x 140mm x 114mm.
OBSOLETE.
LSl/6A
Programme Monitoring Loudspeaker and amplifier Spendor
type BC1A/B/40-20W in wooden cabinet approximately 635mm x
298mm x 305mm. Replaced by LS1/8. TS(R) 1972.
OBSOLESCENT.
LSl/6B
As LSl/6A but Spendor type BClA/B/40-50W. Replaced by
LS1/8. OBSOLESCENT.
LSlA!l
Equaliser used in LSl/1. ACO. OBSOLETE.
LS2 UNMOUNTED LOUDSPEAKER ASSEMBLIES
LS2/1
305mm Low
DDTM 3.240(80).
Frequency
OBSOLESCENT.
Loudspeaker.
DD 1966.
LS2/2
Middle Frequency Loudspeaker used in
l52mm Bextrene cone in 203mm chassis.
LS5/5 and LS5/6.
OBSOLETE.
LS2/3
High Frequency Loudspeaker, 57mm Ro1a Ce1estion type
HF1400. DD 1966. OBSOLESCENT.
LS2/4
LS2/4A
Low Frequency Loudspeaker used in LS3/6. OBSOLETE.
Variant of LS2/4 with double thickness spacer for use in

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