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SESSION@
400 LIMITED ENGINEERING
SPECIFICATIONS
POWER AMPLIFIER SECTION
Rated Power
&
Load
210 Watts into 4 ohms with DDT’”
compression
Power
@
Clipping: (typical)
(5% THD, 1
kHz,
120 VAC line)
240 Watts RMS into 4 ohms
Frequency Response:
+O,
-2
dB,
80 Hz to 10
kHz,
@
200 Watts RMS into 4 ohms
Total Harmonic Distortion:
Less than
0.2%,
100
mW
to 200 Watts
RMS, 60 Hz to 10
kHz,
4 ohms (typically
below
O.i%)
Hum
&
Noise:
Greater than 100
dB
below rated power
Power Consumption: (domestic)
600 Watts
@
120 VAC 60 Hz
PREAMP SECTION
The following specs are measured
@
1 kHz
with the controls preset as follows:
Low
&
High EQ
@
0
dB
Mid
&
Shift EQ
@
10
Presence EQ
@
0
Sensitivity
@
5
High dynamics reverb
@
0
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: -22 dBv, 80
mV
RMS
Minimum Input Level: -36 dBv,
15mVRMS
Maximum Input Level:
+lO
dBv, 3.0 V RMS
Preamp Low Gain Input: (6
dB
pad)
Impedance: High
Z,
44 K ohms
Nominal Input Level: -16 dBv,
160
mV
RMS
Minimum Input Level: -30 dBv,
30
mV
RMS
Maximum Input Level:
+16
dBv, 6.0 V RMS
Pre
EQ
Patch Send: (pedal send)
Load impedance: 10 K ohms or greater
Nominal output: -12 dBv, 0.25 V RMS
Maximum output:
+8
dBv, 2.5 V RMS
Pre
EQ
Patch Return: (pedal return)
Impedance: High
Z,
220 K ohms
Designed input level: -12
dBv,
0.25 V RMS
(Switching jack providing pre EQ patch
send to pre EQ patch return connection
when not used)
Effects 1
&
2 Patch Sends:
Load impedance: 1 K ohms or greater
Nominal output: -10 dBv, 0.3 V RMS
Maximum output:
+lO
dBv, 3 V RMS
Effects 1
&
2 Patch Returns:
Impedance: High Z, 100 K ohms
Designed Input Level: -10 dBv, 0.3 V RMS
(Switching jacks providing effects patch
send to effects patch return connections
when not used)
Preamp Out:
Load impedance: 1 K ohms or greater
Nominal Output: 0 dBv; 1 V RMS
Maximum Output:
+18
dBv, 8 V RMS
Power Amp In:
Impedance: High Z, 10 K ohms
Designed Input Level: 0
dBv,
1 V RMS
(Switching jack providing preamp out to
power amp in connection when not used)
Balanced Line Out:
Load Impedance: 600 ohms or greater
Nominal Output: -10 dBv, 0.3 V RMS
Maximum Output:
+lO
dBv, 3 V RMS
(XLR male connector, transformer driven;
special equalization circuitry employed)
System Hum
81
Noise
@
Nominal Input
Levels:
(20 Hz to 20 kHz unweighted)
84 dB below rated power
Equalization:
Low: +/-15
dB
@
80 Hz, active shelving
Mid:
+O,
-12
dB,
passive notch
Shift: 300 Hz to 1 kHz range of mid notch
High: +/-15
dB
@
2
kHz,
active
peak/notch
Pres: -0,
+15
dB
@
8
kHz,
active shelving
External Footswitch Function:
Reverb defeat (when reverb control
raised)
Effects 1 patch return defeat
Effects 2 patch return defeat
AN OPTIONAL COVER IS AVAILABLE FOR
THE SESSION@ 400 LIMITED DIRECTLY
FROM THE FACTORY. THE PART NUMBER
IS
#6890065
AND THE COST IS $21
.OO.
Prices, features and specifications are subject to change without notice.