background image

12

Designed and Distributed by:

Seymour Duncan / Basslines

5427 Hollister Ave.

Santa Barbara, CA 93111-2345 USA

tel:  805-964-9610

fax: 805-964-9749

www.seymourduncan.com 

 

PN: 501055-110 Rev B 

The SFX-03 is made in China. Designed and tested in USA. Printed in China. © 2006

Seymour Duncan offers the original purchaser a one-year limited warranty on both labor 

and materials (except tubes) starting from the day this product is purchased from an 

Authorized Seymour Duncan Dealer. The warranty on the tubes is 90 days. We will repair 

or replace this product, at our option, if it fails due to faulty workmanship or materials 

during this period. Defective products should be returned to your USA dealer, international 

distributor, or sent direct to our factory postage prepaid along with dated proof of purchase 

(e.g., original store receipt) and a RMA number clearly written on the outside of the box. 

Please call our factory for issuance of an RMA number.

This warranty does not apply to damage to this product or an instrument caused by misuse, 

mishandling, accident, abuse, alteration, modification or unauthorized repairs. Product 

appearance and normal wear and tear (worn pain, scratches, etc.) are not covered by this 

warranty. Seymour Duncan reserves the right to be the sole arbiter as to the misuse or abuse 

of this product. Seymour Duncan assumes no liability for any incidental or consequential 

damages, which may result from the failure of this product. Any warranties implied in fact or 

by law are limited to the duration of this express limited warranty.

Limited Warranty

Summary of Contents for Twin Tube Classic

Page 1: ...be Classic right away after reading the safety precautions on the next page and you ll immediately enjoy the versatility of having two channels of gain and a wide range of great tones However you migh...

Page 2: ...uld result in serious injury or death not to mention damage to the Twin Tube Classic Wouldn t that suck Refer all servicing to quali ed service personnel Do not block or cover the side vents on your T...

Page 3: ...om a great tube preamp Tube Life The 6021 tubes will typically last many times longer than even the best 12AX7s For most Twin Tube Classic owners this means you ll never have to change your tubes Howe...

Page 4: ...tor When lit it indicates that the Lead Channel is active or staged for activation if the unit is bypassed 6 Lead Volume Master volume control for Lead Channel Positioned at end of the gain chain it r...

Page 5: ...Note it is a 16 VAC 600mA unit Do not try to substitute a DC power supply or another AC supply with a different voltage value or current rating If you lose your transformer or if it breaks contact an...

Page 6: ...ipping diode and do not actually amplify Though starved plate voltage is used in some inexpensive tube stomp boxes it is not true tube ampli cation The circuitry in the Twin Tube Classic enables the t...

Page 7: ...nnel As with the Rhythm Channel start rotating the knobs clockwise until the desired volume level and distortion are achieved relative to the Rhythm Channel and to the bypassed sound of the Twin Tube...

Page 8: ...c rhythm channel dirty rhythm tone Channel 3 Twin Tube Classic lead channel dirty lead tone Tone Rhythm Lead Hard Rock Tone Channel 1 Bypass mode Ampli er set for slightly dirty rhythm tone Channel 2...

Page 9: ...on bass treble vol gain vol gain Amp is set clean Channel 1 Twin Tube Classic rhythm channel set for clean tone Channel 2 Twin Tube Classic lead channel set for moderate distortion Tone Rhythm Lead Tw...

Page 10: ...to warm up and begin to produce sound 5 Press the On Bypass button to activate the Rhythm Channel Turn the Gain control up about half way Slowly turn the Master Volume up as you pluck a string Fine tu...

Page 11: ...channel 98dB After level compensation Rhythm channel 52dB Lead channel 76dB Gain measured at 500Hz Nominal output level Rhythm channel 0 4 Vrms 5dBu Lead channel 0 5 Vrms 4dBu Nom output level measur...

Page 12: ...USA dealer international distributor or sent direct to our factory postage prepaid along with dated proof of purchase e g original store receipt and a RMA number clearly written on the outside of the...

Reviews: