Peavey 450 operation manual Block Diagram, Minimum Load is, Ohms

Models: 450

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Page 9
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Block Diagram

Input

-10 db Pad

1

2

-10 db Pad

In/Out

Tuner Send

Instrument Level

 

MAX

®

450

 

 

 

 

 

 

 

Block Diagram

 

 

 

Shelving EQ

Midrange

 

 

Bright

High Shelf

Midrange

 

 

Infrasonic

 

 

 

(Treble)

Shift

Buffer

 

Filter

 

 

 

+/- 15 dB

200HZ - 2KHZ

 

 

 

 

Gain

Contour

 

 

 

 

Low Shelf

Midrange

Cut/Boost

(Bass)

+/- 15 dB

+/- 15 dB

 

Pre-

 

Gain

 

Effects

Send

Buffer

Pre/Post EQ

Select

Effects Loop

-10 dB, 0,

315 VRMS

9

Balanced

Line Out

2

 

+

 

 

 

3

-

 

 

1

Line Drivers

 

 

Ground Lift

Pre EQ

Line Level

Post EQ

Out

 

 

CW

 

Line Level

 

 

 

 

 

 

Buffer

 

1 VRMS, 0dB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PreAmp Out

Buffer

 

 

 

 

 

 

 

 

 

 

 

 

 

Volume CW

Pwr Amp In Full Range

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Effects Return

Minimum Load is

External

Power Amp Buffer/DDT

2 Ohms:

Speaker Jack

 

Effects Loop

Footswitch

450 Watts RMS with 2 Ohm load

300 Watts RMS with 4 Ohm load

170 Watts RMS with 8 Ohm load

 

DDT Defeat

Line Level

 

1 VRMS, 0dB

RD

GN Status LED

 

Green = Pwr On

 

Red = DDT/Clip

Switch Logic

Page 9
Image 9
Peavey 450 operation manual Block Diagram, Minimum Load is, Ohms