Woo Audio WES Bedienungsanleitung

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WOO AUDIO WES

Electrostatic Amplifier

Fully Balanced Class-A Stereo Headphone Amplifier

Owner’s Manual

Please review this manual before operating your WOO AUDIO™ product.

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Important Safety Information

CAUTION: These amplifiers are shipped without the vacuum

tubes installed. It is necessary to install the tubes first. The tubes

must be installed correctly or serious damage that is not covered

by the warranty will result.

Turn off immediately in the event of malfunction

Should you notice smoke or an unusual smell coming from the

equipments, turn it off immediately. Continued operation could

result in injury.

Do not disassemble

High voltage circuit. Touching the product’s internal parts could

result in injury. In the event of malfunction, the product should be

repaired only by a qualified technician.

Keep out of children

Failure to observe this precaution could result in injury

WARNING: Failure to follow these instructions could result in

fire, electric shock, or other injury or damage.

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Table of Contents

IMPORTANT SAFETY INFORMATION 2

TABLE OF CONTENTS 3

OVERVIEW 4

QUICK INSTALLATION 5

OPERATION 11

COMPATIBLE TUBES 13

FAQ - FREQUENTLY ASKED QUESTIONS 14

WARRANTY AND SERVICE 15

REVIEWS 16

PRODUCT SPECIFICATION 17

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Overview

Thank you for choosing a Woo Audio product. The WES is finely hand-crafted amplifier

that delivers uncompromised performance and superior listening experience.

Point-to-Point Wiring

Four EL34 power tubes

Four 6SL7 drive tubes

Two 5AR4 rectifier tube. Direct substitute: 5U4GB

Two 12AU7 phase splitter - unbalanced to balanced input conversion

Two selectable balanced inputs

One selectable unbalanced input

One 5-pin pro bias Stax output

One Sennheiser HE-90 output

DACT CT4 24-way stepped attenuator

Auricap capacitors for inter-stage and output coupling

Telfon tube sockets

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Quick Installation

What’s in the box?

①WES Amplifier unit (AMP)

AMP accessories and tubes diagram:

②AluminumPhase splitter tube shields, 2 units

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③Aluminum Cone feet dish with rubber pad, 4 units

④Aluminum Cone feet, 4 units

⑤Aluminum Panel screw, 2 units

⑥AluminumPanel screw filler, 2 units

⑦AluminumPanel L-shaped holder, 2 units

⑧Stainlesssteel L-shaped holder screws, 2 units

⑨Acrylic panel (long), 1 unit

⑩12AU7tube(phasesplitter),2units

⑪6SL7tube(driver),4units

⑫EL34tube(power),4units

⑬5AR4tube(rectifier,2units

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The actual tubes may look different.

Compatible tubes may be included instead of the ones illustrated above.

Power cord and interconnection cable are not included.

PSU accessories diagram

⑭WESPowerSupplyunit(PSU)

⑮Aluminum Cone feet dish with rubber pad, 4 units

⑯Aluminum Cone feet, 4 units

⑰Aluminum Panel screw, 2 units

⑱AluminumPanel screw filler, 2 units

⑲Acrylic panel (short), 1 unit

⑳DC power cord - connecting the AMP and PSU

The AMP and PSU have the same aluminum Cone feet dishes, feet, panel screws, and

panel fillers. They are labeling differently for illustration purpose.

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Installing the feet and plates:

Installing the tubes:

Install these tubes on the AMP unit: 6SL7, EL34, 12AU7 (optional).

Install these tubes on the PSU unit: 5AR4.

Note: avoid oil or smudge on the tube glass, clean hands before installation.

1. Find the correct tube for the socket. There is a label below each tube socket that

indicates a standard tube for the amplifier. For example, a 6SL7 tube should

install on the “6SL7” labeled socket. You MUST use the compatible tube or

serious damage may occur to the amplifier. See Compatible Tube section for all

the approved direct substitute tubes.

2. Align the tube guide pin to the socket as below.

3. Hold the tube base firmly then squeeze it into the socket slowly. Be sure to apply

force perpendicular to the tube socket; never insert the tube at an angle. Apply

slight rocking motion the tube, which is harder to insert; never apply circular

motion. Apply pressure from the top of the tube if needed.

Tube socket guide pin indicator

Guide pin shows on the

bottom of a tube.

Screw all cone feet

into threaded holes

Put the

AMP and

PSU upside

down on a

soft and

clean

surface

Place the dish under the

feet

Place the dish on PSU

Carefully

place the

AMP on

the PSU

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.4. Check installation. The tube pins should be inserted fully into the tube socket

receptacles.

Selecting AC voltage:

WARNING: failure to select the correct voltage will result in damage of the amp.

Installing the power cord:

Plug the power cord into the AC inlet. See ①in the below diagram. The AC inlet socket is a

standard IEC type. You will need to obtain the correct type for your region.

Do not insert a tube at an

angle

Insert a tube perpendicular to

the socket.

Hold base firmly.







U.S.

European

U.K.

Switch to label “115” for

AC100 to 125V voltage.

Switch to label “230” for

AC210 to 240V voltage.



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Back panel diagram:

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①DC input connector

②Phase splitter tube sockets

③RCA connectors

④XLR connectors

⑤AC input connector

⑥AC voltage switch

⑦DC output connector

Installing the DC cord:

NOTE: Both ends of the cord have the same plug. The plug can be inserted into either

the input or the output.

Align the plug’s orientation mark to the socket. Once aligned, the plug can be inserted

slightly into the socket.

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Installing the source input:

Plug the RCA interconnection cable into the RCA connectors; see ③in the above diagram. Or,

plug the XLR interconnection cable into the XLR connectors; see ④in the below diagram.

Installing the phase splitter tube shield:

NOTE: This installation is optional if you do not use the RCA input.

1. Install the 12AU7 tube into the socket ②

2. Screw the tube shield clockwise into the ring of the socket.

Installing the acrylic panel on the AMP:

Installing the acrylic panel on the PSU:

Similar to the last 2 steps above.

Slightly push the plug inward

Turn the ring clockwise

until you hear a click sound

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



There are 2 holes

near the faceplate on

the top of the AMP

unit. One is threaded

and the other is

clear.

Put the stainless

steel screw on

the threaded

hole.

Secure the

screw.

Put the panel

filler into the

panel

Put the panel

screw through

the filler then

secure it.

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