Peavey Express 112 S Musical Instrument Amplifier User Manual


 
SPECIFICATIONS
Rated Power & Load:
Power specs measured with
T.
Dynamics
@
10
65
W
RMS
into 8 ohms
4 ohms not recommended
Power
@
Clipping: (Typically)
(5%
THD,
1
kHz,
120
V AC line)
65
W
RMS
into 8 ohms
Frequency Response:
+O,
3
dB,
60
Hz to
20
kHz,
@
50
W
RMS
into 8 ohms
Hum & Noise:
Greater than
78
dB
below rated
power
Power Consumption:
200
W
@
50/60
Hz,
120
V AC
(Domestic)
PREAMP SECTION
The following specs are measured
@
1 kHz with the controls preset
as follows:
Effects Send:
Load Impedance: 1 K ohm
or greater
Push Bright, Off (Out)
Nominal Output Level:
-10
dBV,
Channel Select Normal (Out)
0.3
V
RMS
Low&High
@
10
Mid
@
0
Pre
& Post Gain
@
10
Gain & Thrash, Off (Out)
Normal Levels are with normal
volume
@
5
Minimum Levels are with normal
volume
@
10
Preamp
High Gain Input:
Impedance: High
2,
1 M ohm
Nominal Input Level:
-14
dBV,
200
mV
RMS
Minimum Input Level:
-24
dBV,
60
mV
RMS
Maximum Input Level: 0
dBV,
1VRMS
Preamp
Low Gain Input:
Impedance: High
Z,44
K ohms
Nominal Input Level:
-8
dBV,
400
mV
RMS
Minimum Input Level:
-18
dBV,
120
mV
RMS
Maximum Input Level: 6
dBV,
2VRMS
Effects Return:
Impedance: High
Z,
22
K ohms
Designed Input Level: -
10
dBV,
0.3
V
RMS
(Switching jack provides Effects
Send to Effects Return connection
when not used)
System Hum & Noise
@
Nominal Input Level:
(20
Hz to
20
kHz unweighted)
68
dB
below rated power
Equalization:
Special low, mid,
&
high passive
type
EQ
Push Bright:
+6
dB
@
2
kHz
Push Thrash:
-20
dB
notch
@
1 kHz
in Lead channel
Push Gain: Increases Lead gain
External Footswitch Functions:
Lead Channel Defeat (when selected
with button)
Reverb Defeat
HIGH GAIN
REVERB LEVEL
INPUT
SWITCH
LOGIC
PRE
FOOT
SWITCH
FOOTSWITCH
PUSH
BRIGHT
CLEAN
4
BLOCK DIAGRAM
5