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1.2
SPECIFICATIONS
ELECTRICAL:
INPUT CIRCUIT:
Input
Balanced bridging, differential amplifier.
INPUT IMPEDANCE:
40
kohms, used
as
balanced
input.
20
kohms, used
as
unbalanced
(single-ended) input.
MAXIMUM INPUT
LEVEL:
+20 dB (7.75 volts).
GAIN:
Variable, -10 dB
to +20 dB,
with front
panel control.
HEADROOM INDICATOR:
4
LED indicators showing maximum signals;
0,
-10, -20,
-30 dB relative
to
overload.
Notch Filters
FREQUENCY RANGE:
60 Hz
to
6
kHz,
continuously variable
in
two ranges.
NOTCH DEPTH:
0
to -20 dB,
continuously variable.
FILTER BANDWIDTH:
Approximately 1/6-octave
at
5
dB
notch depth
(-3
dB points).
End Cut Filters
LOW CUT FILTER:
12
dB/octave filter
slope,
continuously
adjustable from
20 Hz to 200 Hz.
HIGH CUT FILTER:
12
dB/octave filter slope, continuously
adjustable from
2.5
kHz to
20 kHz.
Output
OUTPUT CIRCUIT:
Floating, transformer isolated.
OUTPUT
LOAD:
600
ohms or greater.
POWER OUTPUT:
+20 dBm into 600 ohm load (7.75 volts).
DISTORTION:
Less than 0.5% THD,
30
Hz - 15
kHz at
maximum
rated output.
FREQUENCY RESPONSE:
±0.5
dB, 20 Hz - 20
kHz
(EQ out),
+0.5
dB,
-1.5
dB, 20 Hz
-
20
kHz
(EQ in).
-
2
-
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