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Specifications – Peavey 400 User Manual

Page 7

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7

Due to our efforts for constant improvements,

features and specifications listed herein are subject to change without notice.

TM

®

SPECIFICATIONS

POWER AMPLIFIER SECTION

All-Tube Power Amplifier:

(8) 6550 power tubes

Driver:

(1) 12AT7

Input Stage and Phase Splitter:

(2) 12AX7s

Rated Power:

400 watts RMS into 4 or 8 ohm with 120 V AC 60 Hz line

Power at Clipping: (typically)

420 watts RMS into 4 or 8 ohm load @1 kHz with
120 V AC line

Sensitivity:

1 V RMS/0 dB

Hum and Noise:

greater than 85 dB below rated power

Power Consumption:

Domestic: 1000 watts, 50/60 Hz, 120 V AC
Export: 1000 watts, 60 Hz, 220-230/240 V AC

DDT Power Amplifier Compression:

No solid state devices in signal path

PREAMP SECTION

(3) 12AX7s
Control settings for the following measurements:

Channel Select: Out (Clean channel)
Channel Combine: Out
-10 dB Pad: Out

Clean Channel Settings:

Pre Gain: 5
Low: 5
Mid: 5
Mid Shift: 600 Hz
High: 5
Low Cut: Out
Low Boost: Out
High Boost: out

Crunch Channel Settings:

Pre Gain: 5
Low: 5
Mid: 5
High: 5
Low Boost: Out
High Boost: Out

Input Sensitivity:

Clean Channel
Nominal: 90 mV RMS / -20.92 dB
Minimum: 16 mV RMS / -35.92 dB (Pre Gain set at 10)
Maximum: 1.5 V RMS / 3.52 dB

Crunch Channel
Nominal: 80 mV RMS / -21.94 dB
Minimum: 6 mV RMS / -44.44 dB (Pre Gain set at 10)
Maximum: 1.5 V RMS / 3.52 dB

Tone Controls:

Passive type controls used in both the Clean and
Crunch channels

Preamp Out/Power Amp In Jacks:

Preamp Out
Load Impedance: 1 K ohm or greater
Nominal Output Level: 1 V RMS / 0 dB

Power Amp In
Impedance: 22 K ohms
Nominal Input Level: 1 V RMS / 0 dB

(Switching jack provides Preamp out to Power Amp in
connection when not used.)

XLR Jack:

600 ohm transformer balanced
Nominal Pre EQ Send: Output buffered from input jack
Nominal Post EQ Send: 870 mV RMS, -1.2 dB

Effects Loop:

Send
Load Impedance: 1 K ohm or greater
Nominal Output Level: 316 mV RMS, -10 dB

Return
Impedance: 500 K ohms
Nominal Input Level: 316 mV RMS, -10 dB

(Switching jack provides Effects Send to Effects Return
connection when not used.)

Footswitch Functions:

Channel Select
Channel Combine
Effects Loop selection

(Note: Front panel buttons for Channel Select and Channel
Combine must be in the "out" position for footswitch to
function properly.)

Dimensions & Weight:

11.00" H x 24.75" W x 17.125" D
93.6 lbs.