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Summary of Contents for Woo Audio WA5
- Page 1 WOO AUDIO WA5 Stereo Headphone and Speaker Amplifier Single-Ended, Class-A Owner’s Manual Please review this manual before operating your WOO AUDIO™ product. ©2011 WOO AUDIO Inc. All rights reserved. www.wooaudio.com Rev 1.0. June 27, 2011 1 ...
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Page 2: Important Safety Information
Important Safety Information CAUTION: These amplifiers are shipped without the vacuum tubes installed. It is necessary to install the tubes first. It is essential that the tubes are 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. -
Page 3: Table Of Contents
Table of Contents IMPORTANT SAFETY INFORMATION TABLE OF CONTENTS OVERVIEW QUICK INSTALLATION OPERATION COMPATIBLE TUBES FAQ - FREQUENTLY ASKED QUESTIONS WARRANTY AND SERVICE REVIEWS PRODUCT SPECIFICATION ©2011 WOO AUDIO Inc. All rights reserved. www.wooaudio.com Rev 1.0. June 27, 2011 3 ... -
Page 4: Overview
Overview Thank you for choosing a Woo Audio product. The WA5 is finely hand-crafted amplifier that delivers uncompromised performance and superior listening experience. Discrete headphone and speaker circuits High-end output transformer design Point-to-Point wiring Selectable speaker, AKG-K1000, high and low impedance dynamic headphones output switch ... -
Page 5: Quick Installation
Quick Installation What’s in the box? ① Amplifier unit ② Power supply unit ③ One matched pair of 300B tubes ④ One matched pair of 6SN7 tubes ⑤ One matched pair of 5U4G tubes ⑥ DC cord connecting between the AMP and PSU The actual look of the tubes may look different. Compatible tubes may be included instead of the ones mentioned above. Power cord and interconnection cable are not included. Installing the 6SN7 and 5U4G tubes: Note: avoid oil or smudge on the tube glass, clean hands before installation. - Page 6 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. Guide pin shows on the Tube socket guide pin indicator bottom of a tube. 3.
- Page 7 Installing the 300B tubes: Be aware that the large pins should be inserted into the large pin receptacles. Selecting AC voltage: WARNING: failure to select the correct voltage will result in damage of the amp. Switch to label “230” for Switch to label “115”...
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Page 8: Back Panel Diagram
Installing the DC cord: The DC cord is non-directional. It can be inserted into either socket. Installing the source input: Plug the RCA interconnection cable into the RCA connectors, see in the below diagram. ⑥ Back panel diagram: ① AC Inlet with fuse box ② Voltage selection switch ③... -
Page 9: Operation
DO NOT o Turn on the amp before properly installing ALL tubes. o Use tubes that are not approved by Woo Audio. o Turn on the equipment without checking the correct AC voltage setting. o Remove any tubes or DC cord while the amp is in operation o Switch to SPK or K1K setting without speakers or AKG K1000 connected to the amp. -
Page 10: Turning On The Amplifier
Turning on the amplifier: 1. Set the functional switch to a proper position 2. Insert a headphone into the headphone jack, or connect speakers to the amp unit. Turn the volume knob to the lowest position. 3. Turn the power switch knob from left to right until you hear a click sound. -
Page 11: Compatible Tubes
Compatible Tubes Model# Adapter Comment 6SN7 * /GT /WGT No 5692 No 6CG7 Yes A 9‐pin to 8‐pin adapter is needed. 6F8G Yes A 8‐pin to 8‐pin adapter with Grid wire is needed. 7N7 Yes A 8‐pin to 8‐pin loctal adapter is needed. CV181 No CV1988 No ECC32 No VT231 No 5U4G * /B No Directly Heated 274A Yes Directly Heated, a 4‐pin to 8‐pin adapter is needed. 274B No ... -
Page 12: Faq - Frequently Asked Questions
FAQ - Frequently Asked Questions There is abnormal sound right after turning on the amplifier. This is normal from a cold start as the tubes are warming up to get into the proper working state. The noise will disappear gradually. Can I change headphone while the amplifier is on? Yes, but you must first minimize the volume. - Page 13 The LED and the tubes do not light. First check if the AC cord is installed. Then, check if the fuse is burnt. See the following instruction on how to replace a fuse. The fuse type is 2-3A, slo-blo. ...
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Page 14: Warranty And Service
Warranty and Service Woo Audio warrants this product free from defects in materials and workmanship for 1 year from the original date of purchase. The tubes are 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. -
Page 15: Reviews
“What I wanted to hear was a magic midrange, full, lush sound and that 3-D impact that single ended 300B amps can deliver. I wanted this sound but not the $20,000.00 price tag that goes with it! The Woo WA5 delivered.” – Steve Hoffmam, Audio Engineer “After long stretches of wee-hour listening without any fatigue -- that's a biggie with... -
Page 16: Product Specification
8.5" (H) x 9 (W) x 17" (D) measurement, same for both units: Weight (AMP & PSU): 70 pounds Woo Audio is committed to continuously improve its products. We reserve the right to improve the design without notice. ©2011 WOO AUDIO Inc. All rights reserved. ...
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