ALLNIC AUDIO H?1500 II PLUS PHONO STAGE Скачать руководство пользователя страница 8

in/down

 

“mute”

 

position

 

(see

 

Figure

 

3).

 

 

pressed

 

the

 

button

 

switches

 

on

 

the

 

right

 

hand

 

side

 

of

 

the

 

front

 

panel

 

of

 

the

 

phono

 

stage

 

to

 

the

 

appropriate

 

positions

 

for

 

the

 

cartridge

 

type,

 

either

 

MC

 

or

 

MM,

 

and

 

the

 

input

 

(“1”

 

or

 

“2”)

 

that

 

you

 

will

 

use

 

initially

 

(See

 

Figure

 

3).

 

The

 

left

 

of

 

the

 

two

 

button

 

switches

 

is

 

for

 

choosing

 

MM

 

(button

 

pressed

 

in)

 

or

 

MC

 

(button

 

out).

 

The

 

button

 

switch

 

on

 

the

 

right

 

is

 

to

 

choose

 

the

 

input

 

for

 

that

 

type

 

of

 

cartridge,

 

either

 

MM

 

or

 

MC.

 

The

 

position

 

for

 

input

 

1

 

is

 

with

 

the

 

button

 

pressed

 

down

 

in

 

the

 

low

 

position,

 

and

 

the

 

position

 

for

 

input

 

2

 

is

 

with

 

the

 

button

 

pushed

 

to

 

return

 

to

 

the

 

raised

 

position.

 

 

if

 

you

 

are

 

using

 

a

 

moving

 

coil

 

cartridge,

 

set

 

the

 

MC

 

transformer

 

controls

 

on

 

the

 

top

 

of

 

the

 

chassis

 

to

 

the

 

factor

 

that

 

you

 

will

 

try

 

initially

 

 

checked

 

that

 

all

 

your

 

connections

 

are

 

snug

 

 

To

 

turn

 

on

 

the

 

H

1500

 

II

 

PLUS,

 

press

 

in

 

the

 

button

 

switch

 

on

 

the

 

front

 

of

 

the

 

power

 

supply

 

marked

 

with

 

on

 

and

 

off

 

icons

 

(see

 

Figure

 

4).

 

Of

 

course,

 

the

 

off

 

position

 

is

 

the

 

reverse,

 

pressing

 

the

 

button

 

again

 

so

 

it

 

is

 

returns

 

to

 

the

 

maximum

 

raised

 

position.

 

 

 

OPERATION

 

 

When

 

the

 

power

 

supply

 

is

 

on,

 

the

 

light

 

on

 

its

 

front

 

panel

 

will

 

illuminate,

 

and

 

the

 

light

 

above

 

the

 

word

 

“ALLNIC”

 

on

 

the

 

front

 

panel

 

of

 

the

 

Allnic

 

Audio

 

H

1500

 

II

 

PLUS

 

phono

 

stage

 

will

 

illuminate.

 

 

After

 

a

 

forty

 

(40)

 

second

 

automatic

 

protective

 

“mute”

 

period,

 

the

 

Allnic

 

Audio

 

H

1500

 

II

 

PLUS

 

will

 

be

 

ready

 

for

 

operation.

 

 

To

 

avoid

 

surges

 

to

 

the

 

speakers,

 

it

 

is

 

best

 

to

 

switch

 

between

 

MM

 

or

 

MC

 

input,

 

or

 

between

 

inputs

 

1

 

and

 

2

 

of

 

either,

 

only

 

with

 

the

 

H

1500

 

II

 

PLUS

 

in

 

“mute”

 

mode

 

and

 

with

 

your

 

preamplifier

 

volume

 

down

 

or

 

otherwise

 

muted.

 

 

From

 

this

 

point

 

on,

 

operation

 

is

 

straight

forward.

 

All

 

functions

 

except

 

for

 

MC

 

transformers’

 

gain

 

selection

  

are

 

controlled

 

from

 

the

 

front

 

panel.

 

Of

 

course,

 

BE

 

CAREFUL

 

about

 

differences

 

in

 

gain

 

between

 

your

 

sources.

 

Generally,

 

disc

 

players

 

and

 

tuners

 

will

 

have

 

greater

 

gain

 

than

 

phono

 

stages.

 

That

 

means

 

the

 

volume

 

setting

 

for

 

listening

 

to

 

your

 

turntable

 

might

 

be

 

too

 

high

 

for

 

listening

 

to

 

CD’s.

 

 

When

 

you

 

are

 

finished

 

listening,

 

turn

 

off

 

your

 

power

 

amplifier(s);

 

then

 

turn

 

off

 

your

 

preamplifier

 

and

 

then

 

turn

 

off

 

the

 

H

1500

 

II

 

PLUS

 

last

 

by

 

pressing

 

the

 

on

off

 

switch

 

on

 

the

 

front

 

panel

 

of

 

the

 

power

 

supply

 

so

 

it

 

returns

 

to

 

the

 

out

 

position.

 

 

In

 

the

 

case

 

of

 

any

 

failure,

 

please

 

contact

 

Hammertone

 

Audio

 

for

 

assistance.

 

 

TUBES

 

 

The

 

H

1500

 

II

 

PLUS

 

uses

 

the

 

following

 

tubes

 

(please

 

see

 

Figure

 

6):

 

 

 

Six

 

(6)

 

x

 

5842

 

 

Two

 

(2)

 

x

 

E282F

 

 

Two

 

(2)

 

x

 

7233

 

 

Two

 

(2)

 

x

 

6485

 

 

One

 

(1)

 

x

 

5AR4

 

(in,

 

and

 

the

 

only

 

tube

 

in,

 

the

 

power

 

supply)

 

 

All

 

consequences

 

of

 

changing

 

or

 

attempting

 

to

 

change

 

tubes

 

are

 

borne

 

by

 

the

 

user

 

unless

 

by

 

express

 

agreement

 

between

 

the

 

owner

 

and

 

Hammertone

 

Audio.

 

Neither

 

Allnic

 

Audio

 

nor

 

Hammertone

 

Audio

 

will

 

accept

 

any

 

liability

 

whatsoever

 

for

 

any

 

injury

 

to

 

the

 

user

 

or

 

damage

 

to

 

the

 

H

1500

 

II

 

PLUS,

 

any

 

of

 

its

 

parts,

 

or

 

tubes

 

or

 

replacement

 

tubes

 

resulting

 

from

 

the

 

user

 

changing

 

or

 

attempting

 

to

 

change

 

tubes.

 

 
 
 
 
 
 
 
 
 
 
 
 

 

8

Содержание H?1500 II PLUS PHONO STAGE

Страница 1: ...ALLNIC AUDIO H 1500 II PLUS PHONO STAGE OWNER S MANUAL...

Страница 2: ...ertain your trust in Allnic Audio and Hammertone Audio as well as your appreciation for the sound of this high quality device will be rewarded by its excellent operation for years to come Please read...

Страница 3: ...utputs Moving Coil MC Transformer Controls A Note On Phase Impedance 5 ___________________________________________________________________ INITIAL POWER ON 7 __________________________________________...

Страница 4: ...negative feedback are applied with deeper feedback to the high frequencies and shallower to the low frequencies The benefits of this method are improved signal to noise ratios low cost and consistent...

Страница 5: ...c H 1500 II PLUS phono stage in natural aluminum or black depending on your order specification One 1 Power Supply for H 1500 II H 3000 in natural aluminum or black depending on your order specificati...

Страница 6: ...ts power supply away from major sources of RFI and EMI though well shielded the H 1500 II PLUS units will function best away from large power transformers and other sources of such interference B POWE...

Страница 7: ...of your selected MC cartridge Each position on the X scale corresponds to an increase in gain indicated on the dB scale You should use identical settings for both transformers to avoid channel imbala...

Страница 8: ...PLUS will be ready for operation To avoid surges to the speakers it is best to switch between MM or MC input or between inputs 1 and 2 of either only with the H 1500 II PLUS in mute mode and with you...

Страница 9: ...s than 0 17 1KHz Output 1V Output Impedance 430 On off method S N Ratio 86db CCIR 1KHz Tubes 5842 x 2 signal gain similar to WE 417A E282F x 2 driver and impedance matching no equivalent 7233 x 2 seri...

Страница 10: ...ject to applicable laws warranty is non transferable and valid only for original purchaser For the warranty to be valid a defective product must be returned to Hammertone Audio for service prior to an...

Страница 11: ...Figure 3 H 1500 II PLUS Chassis Top View MC Transformer Control Figure 4 H 1500 II PLUS Front Panel View Figure 5 H 1500 II PLUS Power Supply Front Panel View 11...

Страница 12: ...Figure 6 H 1500 II PLUS Internal View 12...

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