Carvin FET1000 Instruction Manual - Page 33

FET

Series

Power

Amplifiers

About

the

FET

Series

Amps

Section

3

Switch

Setting

Table

The

following

table

describes

the

action

of

the

accessory

group

switches.

The

switch

positions

(left

or

right)

are

as

viewed

from

the

rear

of

the

amp.

Where

the

action

of

the

switch

is

the

same

for

both

channels

(-2

through

-7)

the

Channel

1

switch

is

listed

with

the

channel

2

switch

shown

in

parenthesis

beside

it.

Switch

No.

Position

Function

S1-1

&

S2-1

S1-1

&

S2-1

Left

Right

Configures

the

amp

inputs

for

normal

stereo

input.

Configures

the

amp

inputs

for

mono

"Y"

input

operation.

(CH

1

and

CH2

inputs

are

"Y"ed

together)

Both

switches

must

be

set

either

left

or

right.

S1-2

(S2-2)

S1-2

(S2-2)

Left

Right

The

CH

1

(CH

2)

XLR

input

ground

(pin

1)

is

lifted

(floated).

The

CH

1

(CH

2)

XLR

input

ground

(pin

1)

is

grounded.

S1-3

(S2-3)

S1-3

(S2-3)

Left

Right

Turns

on

the

low

cut

filter

for

the

channel.

This

switch

cuts

the

bass

below

30

Hz.

Turns

off

the

low

cut

filter

for

the

corresponding

channel

allowing

extended

low

frequency

response.

S1-4

(S2-4)

SI-4

(S2-4)

Left

Right

Turns

off

the

high

cut

filter

for

the

channel.

Turns

on

the

high

cut

filter

for

the

channel.

The

high

cut

filter

attenuates

high

frequency

material

above

25k

Hz.

SI-5

(S2-5)

Right

This

switch

activates

the

compressor

circuit

for

the

channel.

Setting

this

switch

set

to

the

"ON"

position

with

switches

-6,

and

-7

off

provides

the

maximum

level

of

compression

and

will

limit

the

average

output

of

the

amp

to

about

10%

of

rated

power

by

providing

up

to

10

dB

of

gain

reduction.

(ALL

OTHER

COMPRESSOR

SWITCHES

O1

-F)

S1-6

(S2-6)

Right

Switch

S1-5

turns

the

compressor

on

and

switch

S1-6

sets

the

compression

threshold

to

allow

about

6

dB

of

gain

reduction.

Output

power

is

limited

to

about

25%

of

rated

power.

(S1

-7/S2-7

off)

S1-7

(S2-7)

Right

Switch

S1-5

turns

the

compressor

on

and

switch

S1-7

sets

the

compression

threshold

to

allow

about

3

dB

of

gain

reduction.

Output

power

is

limited

to

about

50%

of

rated

power.

(S1

-6/S2-6

off)

S1-8&

S2-8

S1-8&

S2-8

SI-8

LEFT

S2-8

RIGHT

SI-8

RIGHT

S2-8

LEFT

This

switch

configuration

provides

normal

"stereo"

operation

of

the

FET

amplifier.

This

switch

configuration

will

place

the

amplifier

in

"mono

bridged"

mode.

(Connect

input

to

CH

1

input

and

connect

speakers

between

the

two

red

binding

post

terminals.

Use

CH

1

Level

Control)

The

normal

switch

settings

(as

shipped

from

the

factory)

are:

S1-3:

Right,

S2-3:

Right

and

S2-8:

Right.

All

other

switches

are

set

Left.

3-8

Carvin FET1000 Instruction Manual - Page 33

Switch, Setting, Table

Page 33 highlights