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SWR BASS 350 User Manual

SWR BASS 350
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S WR
BASS 350
USER GUIDE
SWR
8860 E. Chaparral Rd. Suite 100
Scottsdale, AZ 85250-2618 USA
PHONE: (480) 596-9690
FAX: (480) 367-5262
EMAIL: custserve@fenderusa.com
WEB: swrsound.com
© 2001 SWR
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SWR BASS 350 Specifications

General IconGeneral
Power Output350 Watts @ 4 Ohms, 240 Watts @ 8 Ohms
Impedance4 Ohms
Channels1
TypeBass Amplifier
Inputs1 x 1/4" (Instrument), 1 x XLR (Balanced)
Outputs1/4" and XLR
EQ3-band

Summary

Important Safety Instructions

Electrical Safety Precautions

Avoid electric shock, ensure proper grounding, cord handling, and prevent liquid/object entry. Refer servicing to qualified personnel.

Operational Environment and Accessories

Operate in dry environments, ensure proper ventilation, keep away from heat, and use stable accessories.

General Operating Instructions

Read and retain instructions, heed warnings, follow all operating procedures, use correct replacement parts, and perform safety checks.

Introduction to the SWR Bass 350

Product Design and Features Overview

Details the Bass 350's design, components like Groove Tubes 12AX7A, chosen materials, and hand-assembly in California.

SWR Bass 350 Specifications

Power and Frequency Response

Details power output at various impedances and the amplifier's frequency response range.

Input/Output and Noise Specifications

Covers input/output impedance, sensitivity, signal-to-noise ratio, and equivalent input noise.

Physical Dimensions and Weight

Provides the physical dimensions (19" W x 3.5" H x 10.125" D) and weight (21 lbs).

Front Panel Features Explained

Passive/Active Input Jack

Use for passive or active instruments; try Passive/Active first, then Active if needed.

Gain Control and Preamp Clip LED

Gain controls preamp volume; Clip LED indicates headroom issues.

Aural Enhancer Control

Shapes low end, reduces masking frequencies, and enhances high transients for a transparent sound.

Active Tone Control Section Details

Bass Control Operation

A shelving EQ to boost or cut bass frequencies from 30 Hz to 100 Hz.

Midrange Controls (Level & Frequency)

Level adjusts boost/cut, Frequency selects the tone area for adjustment.

Treble Control Operation

A shelving EQ to boost or cut treble frequencies from 2kHz to 14kHz.

Effects Blend Functionality

Mixes the instrument signal with the processed signal from an external effects unit.

Amplifier Core Controls and Features

Master Volume and Power Switch

Master Volume controls overall output level; Power switch turns the unit on/off.

Cooling Fan Operation

Details the thermostatically controlled cooling fan and its defeat switch.

Limiter/Compressor Circuit

Explains the soft knee limiter, its activation via the Effects Blend control, and the Limiter Active LED.

Rear Panel Connections and Features

Balanced XLR Out (Line/Direct Switch)

Provides a true balanced record out, with Line or Direct signal options.

To Tuner Input

Isolated jack for connecting a tuner without affecting instrument tone.

Effects Loop (Send/Receive)

Allows integration of external effects units via Send and Receive jacks.

Speaker and Fuse Information

Speaker Jacks and Cabling

Details 1/4" and Speakon speaker outputs, minimum impedance, and recommended cable types.

Recommended SWR Speaker Combinations

Lists compatible SWR speaker enclosures and combinations for optimal performance.

Fuses and Power Connection

Speaker and A/C Fuses

Explains the function of speaker and AC fuses, their ratings, and replacement guidelines.

A/C Cord Receptacle

Describes the standard AC power cord connection and requirements.

Suggested Tone Control Settings

Provides starting point settings for various musical styles like Rock, Reggae, Jazz, Slap, and Studio.

SWR Bass 350 Suggested Settings

Rock Setting

Recommended tone control settings for a Rock playing style.

Reggae Setting

Recommended tone control settings for a Reggae playing style.

Jazz Setting

Recommended tone control settings for a Jazz playing style.

Slap and Studio Settings

Recommended tone control settings for Slap and Studio playing styles.

SWR Bass 350 Limited Warranty

Warranty Coverage and Limitations

Details the two-year warranty period, coverage, and conditions, including voiding clauses.

Service and Repair Procedure

Outlines the steps for obtaining warranty service or repair through an authorized center.

Contact and Service Information

Provides contact details for FMIC Consumer Relations and the SWR website for service information.

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