6
SPECIFICATIONS
POWER AMP SECTION
Rated Power & Load:
75 W RMS into 8 ohms with
DDT™ compression
Power @ Clipping: (Typically)
(1 kHz, 120 V AC line)
76 W RMS into 8 ohms @ 1% THD
84 W RMS into 8 ohms @ 5% THD
Frequency Response:
+0, -2 dB, 20 Hz to 20 kHz @ 70 W
RMS into 8 ohms
Total Harmonic Distortion:
Less than 0.2%, 100 mW to 70 W
RMS, 20 Hz to 10 kHz, 8 ohms
(typically below 0.1%)
DDT™ Dynamic Range:
Greater than 20 dB
DDT™ Maximum THD:
Below 0.6% THD for 6 dB overload
Below 1% THD for 16 dB overload
Hum & Noise:
Greater than 90 dB below rated
power
Power Consumption:
Domestic: 200 watts @ 120 V AC,
60 Hz
Export: 200 watts @ 220-230/240
V AC, 50/60 Hz
PREAMP SECTION
The following specs are measured @ 1 kHz
with the Low, High & Graphic EQ @ 0 dB;
Contour Out; Push Bright Out (off); and
Post Gain @ 10. Nominal levels are with
Pre Gain @ 5; minimum levels are with Pre
Gain @ 10.
Preamp High Gain Input:
Impedance: High Z, 220 K ohms
Nominal Input Level: -20 dBV,
100 mV RMS
Minimum Input Level: -40 dBV,
10 mV RMS
Maximum Input Level: +10 dBV,
3 V RMS
Preamp Low Gain Input:
Impedance: High Z, 44 K ohms
Nominal Input Level: -14 dBV,
200 mV RMS
Minimum Input Level: -34 dBV,
20 mV RMS
Maximum Input Level: +16 dBV,
6 V RMS
Effects Patch Send:
(High Pass Output)
Load Impedance: 10 K ohms or
greater
Nominal Output Level: -12 dBV,
0.25 V RMS
Maximum Output Level: +8 dBV,
2.5 V RMS
Effects Patch Return:
Impedance: High Z, 22 K ohms
Designed Input Level: -12 dBV,
0.25 V RMS
(Remixes with Main Full Range
Signal; designed for Low Level
chorus or flange)
Preamp Output:
Load Impedance: 1 K ohm or greater
Nominal Output Level: 0 dBV,
1 V RMS (at the DDT limit of 75 W
RMS Output)
Maximum Output Level: +18 dBV,
8 V RMS
Power Amp Input:
Impedance: High Z, 22 K ohms
Designed Input Level: 0 dBV,
1 V RMS
(Switching jack providing preamp
output to power amp input connec-
tions when not used)
Headphone Output:
Load Impedance: 4 ohms or greater
Nominal Power Output: 100 mW
into 4 ohms
(Stereo jack, monaural signal,
disconnects internal speaker when
phone plug is inserted)
System Hum & Noise
@ Nominal Input Level:
(20 Hz to 20 kHz unweighted)
85 dB below rated power
Equalization:
Low & High: ±15 dB @ 20 Hz
& 8 kHz, shelving
7 Band Graphic: ±15 dB @ 40, 100,
250, 625, 1.6 K, 4 K, 10 K
PEAK/NOTCH
Push Bright: +10 dB @ 8 kHz
BLOCK DIAGRAM
This block diagram shows signal flow within the unit. In order to thoroughly under-
stand the unit's functions, please study the block diagram carefully.
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