Woo Audio WA22 Owner'S Manual Download

Page: 15 / 15

WOO

AUDIO

Inc.

All

rights

reserved.

www.wooaudio.com

Rev

1.0.

June

2011.

Product Specification

Model:

WA22

Headphones Impedance:

8-600 Ohms

Input Impedance:

100 Kilo-Ohms

Frequency Response:

8 Hz - 50 KHz, -3dB

Power Output:

1500mW @32

Ω

1500mW @60

Ω

1600mW @120

Ω

1100mW @300

Ω

700mW @600

Ω

(with 7236 tube)

Signal/Noise: 92

THD:

<= 0.3%

Voltage:

AC 110/220 - 240V, 50/60 Hz, switchable

External Dimension, end to end

measurement:

7" (H) x 12 (W) x 10.5" (D)

Weight:

25 pounds or 11.4 kg

Woo Audio is committed to continuously improve its products. We reserve
the right to improve the design without notice.

Summary of Contents for WA22

Page 1: ...IO tm Inc All rights reserved www wooaudio com Rev 1 0 June 9 2011 1 WOO AUDIO WA22 Fully Balanced Class A Stereo Headphone Amplifier Owner s Manual Please review this manual before operating your WOO AUDIO product ...

Page 2: ...tely 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 observ...

Page 3: ...io com Rev 1 0 June 9 2011 3 Table of Contents IMPORTANT SAFETY INFORMATION 2 TABLE OF CONTENTS 3 OVERVIEW 4 QUICK INSTALLATION 5 OPERATION 9 COMPATIBLE TUBES 11 FAQ FREQUENTLY ASKED QUESTIONS 12 WARRANTY AND SERVICE 13 REVIEWS 14 PRODUCT SPECIFICATION 15 ...

Page 4: ...bes No semi conductors in the entire signal circuitry Soft start tube protection circuit One 5U4G rectifier tube Two 6SN7 drive tubes one per channel Two 6AS7 6080 power tubes one per channel DACT CT2 balanced stereo stepped attenuator One balanced XLR input One single ended RCA input One mono 3 pin headphone output left and right channel One 4 pin stereo headphone output One TRS headphone output ...

Page 5: ...tion What s in the box WA22 amplifier One matched pair of 6080 power tubes One 5U4G rectifier tube One matched pair of 6SN7 driver tubes 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 ...

Page 6: ...ay occur to the amplifier See Compatible Tubes 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 for the tube which is harder to insert never apply circular motio...

Page 7: ... 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 Installing the source input Plug the RCA interconnection cable into the RCA connectors see in the below diagram Or plug the XLR interconnection cable into the XLR connectors see in the below diagram U S European U K Switc...

Page 8: ...the same unit of the AC inlet Back panel diagram AC Inlet with fuse box Voltage selection switch RCA connectors XLR connectors RCA XLR selector Insert a small flat screwdriver into the fuse door which located on the AC inlet Release the fuse door by pulling it out The fuse holder is released from the AC inlet The fuse is held by a clip ...

Page 9: ...s extremely hot after warm up o Leave the amp running unattended To use the amp safely please allow it to cool down for every 8 hours of continuous play time DO o Place the amp away from any wireless or frequency emitting devices such as mobile phones 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 minim...

Page 10: ...ED becomes solid and let the tubes warm up for at least 1 minute before turning up the volume Front panel diagram Volume control 3 pin XLR headphone output Left and Right channel 4 pin XLR headphone output TRS or 6 35mm headphone output Multi functional switch for power switch and high low impedance selection Power LED indicator Break in period It is recommended to allow the amplifier to operate 1...

Page 11: ...1 No CV1988 No ECC32 No VT231 No Rectifier 5U4G B No Directly Heated 274A Yes Directly Heated a 4 pin to 8 pin adapter is needed 274B No Directly Heated 53KU No Directly Heated 5AR4 No Indirectly Heated 5AS4 No Directly Heated 5Z4 No Indirectly Heated 5R4 GA GB GY No Directly Heated 5U3C No Directly Heated 5V4 G GA No Directly Heated 5Y3 No Directly Heated 5Z3 Yes Directly Heated a 8 pin to 8 pin ...

Page 12: ...ll disappear gradually Can I change headphone while the amplifier is on Yes but you must first minimize the volume No sound is coming out of the headphone o Check that all tubes are properly installed o Check that the source is properly installed and is working fine o Check that the source switch is on the correct position o Check headphone connection There is noticeable noise coming from the head...

Page 13: ...e 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 autho...

Page 14: ...balanced configuration is one of the best audio systems I have heard Tremble and midrange performance are as good or better than any headphone or two channel standalone system I have experienced Bass is very satisfying and will only be bettered by the very best fullrange speaker and subwoofer systems 6Moon I have since tried HD 800 s with the prototype Woo Audio WA 22 amp which is tube rather than...

Page 15: ... Response 8 Hz 50 KHz 3dB Power Output 1500mW 32Ω 1500mW 60Ω 1600mW 120Ω 1100mW 300Ω 700mW 600Ω with 7236 tube Signal Noise 92 dB THD 0 3 Voltage AC 110 220 240V 50 60 Hz switchable External Dimension end to end measurement 7 H x 12 W x 10 5 D Weight 25 pounds or 11 4 kg Woo Audio is committed to continuously improve its products We reserve the right to improve the design without notice ...

Search results

Summary of Contents for WA22

Reviews:

Related manuals for WA22

Brands by name

Popular brands

Woo Audio WA22, Owner'S Manual

Search results

Summary of Contents for WA22

Reviews:

Related manuals for WA22

Brands by name

Popular brands