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©2011

 

WOO

 

AUDIO

tm

 

Inc.

 

All

 

rights

 

reserved.

 

www.wooaudio.com

 

Rev

 

1.0.

 

June

 

10,

 

2011.

 

1

 

 

 
 

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. 

 
 

 
 

Summary of Contents for WES

Page 1: ...l rights reserved www wooaudio com Rev 1 0 June 10 2011 1 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 ...

Page 2: ...ately 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 obser...

Page 3: ...o com Rev 1 0 June 10 2011 3 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 ...

Page 4: ...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 outp...

Page 5: ...AUDIO tm Inc All rights reserved www wooaudio com Rev 1 0 June 10 2011 5 Quick Installation What s in the box WES Amplifier unit AMP AMP accessories and tubes diagram Aluminum Phase splitter tube shields 2 units ...

Page 6: ...ower 4 units 5AR4 tube rectifier 2 units 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 WES Power Supply unit PSU Aluminum Cone feet dish with rubber pad 4 units Aluminum Cone feet 4 units Aluminum Panel screw 2 units Aluminum Panel screw filler 2 units Acrylic ...

Page 7: ...le 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 neve...

Page 8: ...ct voltage will result in damage of the amp Installing the power cord Plug the power cord into the AC inlet See in 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 la...

Page 9: ...ube sockets RCA connectors XLR connectors AC input connector AC voltage switch 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 ...

Page 10: ...se the RCA input 1 Install the 12AU7 tube into the socket 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 There are 2 holes near the faceplate on the top of the AMP unit One is threaded and...

Page 11: ... PDAs and radios to avoid noise interference o Keep away from water or excessive moisture o Turn off the amp if its sound is abnormal o Allow a minimum of 2 inches of air clearance for heat dissipation o Allow approximately 5 minutes of warm up o Allow the tubes to cool down before replacing them Turning the amplifier on 1 Turn the volume knob to the lowest position 2 Insert a headphone into headp...

Page 12: ...r switch Power switch Stand by LED indicator Power LED indicator Turning off the amplifier Both power switches must be turned off You can turn off the power switch in any order Break in period It is recommended to allow the amplifier to operate 150 hours so that peak performance can be realized An effective way to break in the amp is to run the amp normally with music playing Please do not leave t...

Page 13: ... No ECC35 No VT229 No Power EL34 No 6CA7 No KT88 No Rectifier 5AR4 No Indirectly Heated 5Z4 No Indirectly Heated GZ30 No Indirectly Heated GZ32 No Indirectly Heated GZ33 No Indirectly Heated GZ34 No Indirectly Heated GZ37 No Indirectly Heated U54 No Indirectly Heated Phase Splitter 12AU7 No ECC82 No ECC802S No 5814 No 5963 No 6189 No 7316 No The most current chart can be found in this document htt...

Page 14: ...There is noticeable noise coming from the headphone o Remove all sources from the amp to check if the noise disappears If it does the noise is coming from the source o Place the amp away from other electronic devices to check whether those were causing the noise o Place the amp in a different location to check if the noise is coming from the AC line o Remove all tubes clean tube pins and then rein...

Page 15: ...re warranted for 30 days unless otherwise stated In the event that your Woo Audio product requires servicing please contact us directly to get a return instruction If the equipment needs to be shipped back please use the original packaging and include a copy of the sales purchase along with a detailed explanation of the problem s Send service inquiry to wooaudio gmail com Any modification not auth...

Page 16: ... tiny fraction of the cost of a system built around speakers Home Entertainment I don t mean to sound overly dramatic but the WES is one of those break through products that leaves you wondering about the future of high end audio Positive Feedback issue 54 In my 60 years as an audiophile never have I experienced a more complete and satisfying experience as I am enjoying with WOO AUDIO s WES A R ...

Page 17: ...RO bias 580V Sennheiser HE90 bia 500V Signal Noise 100 dB THD 0 3 Voltage AC 110 220 240V 50 60 Hz selectable Power consumption 118 watts External Dimension PSU AMP 4 5 H 16 5 W 12 D 7 5 H 16 5 W 12 D with tube guard Weight AMP PSU 40 pounds or 18 2 kg Woo Audio is committed to continuously improve its products We reserve the right to improve the design without notice ...

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