TELETRONIX LA-2A - Page 8

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INPUT
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OUTPUT
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PEAK
REDUCTION
CONTROL
o
STEREO
VOLTAGE
BALANCE
AMPLIF1ER
[ J
STEREO
(J2AX7)
~ -- --------~----------------INTERCONNECTION
V3
[ 1
[ J
V
O"TPUTINCR'A~
NO GAIN REDUCTION
V
OUTPUT INCREASE
/' WlTH GAIN REDUCTION
V
V--
V
-35
Figure 1.
-30
-25
-20 -15
-10
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INPUT LEVEL DBM
Typical Gain Reduction Plot for Model LA-2A Leveling Amplifier
INPUT
TRANSFORMER
REDUCTION
FREQUENCY
RESPONSE
CONTROL
OPTICAL
ATTENUATOR
T4A
VOLTAGE
AMPLIF1ER
(J2AX7)
VI
CATHODE
FOLLOWER
(12BH7)
V2
GArN
NEGATlVE FEEDBACK
ELECTRO-
LUMINESCENT
DRIVER
(6AQ5)
V4
OUTPUT
TRANSFORMER
[ I
LA-2A (3-66)
Figure 2. Limiter Block Diagram
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