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SWR Sound 8004 manual

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Table of contents for the manual

  • Page 1

    W orkingman’s 8004 T/O/P OWNER’S MANUAL SWR • CORONA, CA • USA[...]

  • Page 2

    2 • WORKINGMAN’S 8004 T/O/P INTRODUCTION Congratulations on your pur chase of the SWR Workingman’s 8004 T/O/P Bass Amplifier! Y ou now own the top-of-the-line amp in SWR’s W orkingman’s Series of pr oducts for bassists who expect pr ofessional tone and power at a price they can af for d. The stor y of the development of this par ticular a[...]

  • Page 3

    WORKINGMAN’S 8004 T/O/P • 3 Note: Please take a moment to verify that the following items were included in your Workingman’s 8004 packaging: AC Cable, SWR Catalog. WORKINGMAN’S 8004 T/O/P FRONT P ANEL FEA TURES • Steel chassis enclosed in custom carpeted rack case (with stack-l ock cor ners and side strap handle) • Discr ete solid-state[...]

  • Page 4

    4 • WORKINGMAN’S 8004 T/O/P ELECTRICAL SPECIFICA TIONS Note: All measurements wer e taken with a line voltage of 120V AC. All voltages and watts are “RMS.” All measurements ar e taken with tone controls set flat, Shape contr ol at minimum. Power Ratings (m in i mum): 750 W atts @ 4 ohms 450 W atts @ 8 ohms Power Bandwidth ( f r equency r es[...]

  • Page 5

    WORKINGMAN’S 8004 T/O/P • 5 Turning The Unit On Remove the AC cable fr om the accessor y pack and connect it fr om the amplifier to a standard wa ll outl et. Make sur e that the both the Gain and Master V olume contr ols ar e set to the minimum position. Locate the power switch on the right side of the fr ont panel and tur n the amplifier on. T[...]

  • Page 6

    6 • WORKINGMAN’S 8004 T/O/P Active Input Jack The Active input jack should be used with instr uments having a built-in (on boar d) p r eamp or other sound sour ces that will pr oduce output levels gr eater than 1 volt RMS. The number of bass manufactur ers has in creased significantly over the years, and it’ s impossible to tr y and keep trac[...]

  • Page 7

    WORKINGMAN’S 8004 T/O/P • 7 This r emains tr ue up to about the “2 o’clock” position (a popular setting for many), at which point select - ed mids star t to dro p of f— specifically , a gr oup of fr equencies center ed ar ound 800 Hz. At this point and aft er , the ef fect becomes much mor e pr onounced. However , the cur ves involved h[...]

  • Page 8

    8 • WORKINGMAN’S 8004 T/O/P Ef fects Blend Control The Ef fects Blend control “blends” the signal sent fr om your instr ument with the signal coming from your ef fects unit when used in the Ef fects Loop of the Workingman’s 8004. W ith the Ef fects Blend fully counter -clockwise (“DRY ”), no signal fr om your exter nal ef fects unit w[...]

  • Page 9

    WORKINGMAN’S 8004 T/O/P • 9 REAR P ANEL FEA TURES Balanced (XLR) Output The Balanced XLR out is a tr ue electr onically balanced output, suitable for studio and “fr ont-of-house” (live) mixing consoles. The level pr esent at this output has been set to a level optimal for most mixing boar d input applications. The signal appearing at the Ba[...]

  • Page 10

    10 • WORKINGMAN’S 8004 T/O/P Tuner Out The T uner Out function allows the user to plug their instr ument tuner into this jack and “tune up” without having to unplug and go back and for th from amp to tuner . I n conjunction with either the XLR Mute switch and the Speaker On/Of f switch, you can achieve silent tuning between songs onstage du[...]

  • Page 11

    WORKINGMAN’S 8004 T/O/P • 11 2. An input for pr e- r ecor ded music, for playing along and practicing purposes. T o accomplish this, inser t a CD player or other sound sour ce into the Ef fects Receive jack. (It must be a MONO 1/4" plug that goes into this input, so you’ll have to use a ster eo-to-mono cable adapter of some kind.) Y ou c[...]

  • Page 12

    12 • WORKINGMAN’S 8004 T/O/P SPEAKER OUTPUT SECTION This section of the manual will deal with the pr oper connection of speaker cabinets to the power amplifier in the Workingman’s 8004. Some of this gr ound has already been cover ed in the Getting Star ted— Connecting Y our Speaker Cabinets section in the beginning of the manual. This is me[...]

  • Page 13

    WORKINGMAN’S 8004 T/O/P • 13 Remember , it’s always better to have a little too much power than just bar ely enough. If you find yourself constantly wanting mor e power than the Workingman’s 8004 pr ovides, either: a ) T ell your bandmates to tur n down b ) T ell the monitor engineer to tur n you up c) (best option) T ake the time to invest[...]

  • Page 14

    14 • WORKINGMAN’S 8004 T/O/P Line Fuse (A/C or Mains Fuse) This fuse is pr ovided to pr otect the inter nal electr onics against power sur ges, etc. It also pr otects the unit against itself should one of the inter nal components fail. If this fuse should open, repl ace it with the same type of fuse and rating. Do not defeat the purpose of this[...]

  • Page 15

    WORKINGMAN’S 8004 T/O/P • 15 WORKINGMAN’S 8004 T/O/P LIMITED WARRANTY The WORKINGMAN’S 8004 T/O/P fr om SWR is war ranted to the original consumer pur chaser for TWO YEARS fr om the date of pur chase against defects in materials and workmanship, pr ovid- ed that it is pur chased fr om an Authorized SWR dealer . This war ranty applies only t[...]