©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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 tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 2 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 ...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 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 14 reviews 15 product s...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 4 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...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 5 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 an...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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. 3. Hold the tube base firmly then squeeze it...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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. Ins...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 8 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 ⑥ in the below diagram. B...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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 ...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 10 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...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 11 compatible tubes model# adapter comment driver 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 a...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 12 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 dis...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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. Insert a smal...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 14 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 t...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 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 w...
©2011 woo audio tm inc. All rights reserved. Www.Wooaudio.Com rev 1.0. June 27, 2011 16 product specification model: wa5 headphones impedance: 8-800 ohms input impedance: 100 kilo-ohms frequency response: 10 hz - 60 khz, -2db power output: 640mw @32Ω 630mw @60Ω 1000mw @120Ω 850mw @300Ω 580mw @600Ω k...
