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SPECIFICATIONS
POWER AMP SECTION
Rated Power & Load:
250 W RMS into 4 ohms
400 W RMS into 2 ohms with
DDT™ compression
Power @ Clipping: (Typically)
( kHz, 120 V AC line)
290 W RMS into 4 ohms
© 1% THD
320 W RMS into 4 ohms
© 5% THD
Freguency Response:
+0, -2 dB 20 Hz to 30 kHz
© 240 W RMS into 4 ohms
Total Harmonic Distortion:
Less than 0.2%, 100 mW to
240 W RMS, 20 Hz to 10 kHz,
4 ohms (typically below 0.1%)
DDT" Dynamic Range:
Greater than 20 dB
DDT" Maximum THD:
Below 0.5% THD for 6 dB
overload
Below 1% THD for 16 dB
overload
Hum & Noise:
Greater than 98 dB below rated
power
Power Consumption:
800 W, @ 120 V AC 50/60 Hz
PREAMP SECTION
The following specs are measured @ 1 kHz
with the low, high, graphic EQ © 0 dB
Push Bright £ Push Punch
Out (Off)
Post Gain @ 10
Push Chorus Off
Nominal Levels are with Pre
Gain © 5
Minimum Levels are with Pre
Gain © 10
Preamp High Gain Output:
Impedance: High Z, 220 K ohms
Nominal Input Levels: -17 dBY,
140 mV RMS
Minimum Input Level: -37 dBV,
B mV RMS
Maximum Input Level
3 V RMS
+10 dBV,
Preamp Low Gain Input:
Impedance: High Z, 44 K ohms
Nominal Input Level: -11.4 dBV,
270 mY RMS
Minimum Input Level: -32 dBV,
25 mV RMS
Maximum Input Level:
+16 dBV, 6
VRMS
Preamp Output:
Load Impedance: 1 K ohms
or greater
Nominal Output Level: 0 dBY,
10 V RMS (at the DDT limit of
250 W RMS output)
Maximum Output Level:
+19 dBV, 9 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 con-
nection when not used)
System Hum % Noise
© Nominal Input Level:
(20 Hz to 20 kHz unwcighted)
Greater than 85 dB below
rated power
Equalization:
Low & High: +15 dB © 80 Hz
& 8 KHz, shelving
9 Band Graphic:
+15 dB © 40,
80, 160, 340, 660, 1.3 K, 2.6 K,
5 K, 10 K: Peak/Notch
Push Bright:
+10 dB @ 7 kHz
Push Punch: Special EQ
Variable Crossover:
Frequency Range: 200 Hz to
2 kHz
Slope: 12 dB/Octave
Crossover High/Chorus
Output: (High Pass Signal)
Load Impedance: 1 K ohms or
greater
Nominal Output Level: O dB,
1.0 volt RMS (at the DDT limit
of 250 W RMS output)
Maximum Output Level:
+19 dBV, 9 volts RMS
Crossover Low Output:
(Low Pass Signal)
Load Impedance: 1 K ohms or
greater
Nominal Output Level: 0 dB,
LO volt RMS (at the DDT limit
of 250 W RMS output)
Maximum Output Level:
+19 dBV, 9 volts RMS
Chorus:
Controls: Depth and rate with
push switch
Source: Crossover high pass
output signal
Re-Mix: With full range output
& high pass output
Footswitch: External single
button
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