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Congratulations!

You are now the proud owner of the Crate BT220H Bass Amplifier. The BT220H features

two different channels: a Distortion channel, featuring Crate’s exclusive Shape control for
quick and easy access to the tone you need, and a Clean channel with a four-band rotary
EQ. Another unique and valuable feature of this amplifier is the Octave control. This feature
electronically creates a second signal that is one octave lower than the original signal. An
active electronic tuner, conveniently located on the front panel, allows you to get in tune and
stay in tune “on the fly.” The Mute switch allows you to tune in silence without changing the
channel Level controls. A built-in Limiter keeps your sound clean even at full output power
levels, and front panel jacks are provided for connecting a CD player and a pair of head-
phones, thereby optimizing your practice time.

Like all Crate products, your BT220H is designed by musicians and built using only the

best components. Extensive testing at the hands (and ears) of skilled technicians and musi-
cians insures you that this amplifier is the absolute best it can be.

In order to get the most out of your new bass amp, we urge you to check out the infor-

mation in this manual before you begin playing.

And  thank you for choosing Crate.

Declaration Of Conformity

#30, Effective 01-01-2001

Manufacturer’s Name:

SLM Electronics 

Production Facility:

1901 Congressional Drive, St. Louis, MO 63146, USA

Production Facility:

700 Hwy 202 W, Yellville, AR 72687, USA

Shipping Facility:

1400 Ferguson Ave., St. Louis, MO 63133, USA

Office Facility:

1400 Ferguson Ave., St. Louis, MO 63133, USA

Product Type:

Audio Amplifier

Complies with the following Standards:

Safety:

EN60065, E60065, C22.2, UL6500 and/or UL813

EMC:

Directive 89/336/EEC, EN55103, EN55013, EN61000,
and/or FCC 47CFR 15B clA

Supplementary information provided by:

SLM Electronics - R & D Engineering 

1901 Congressional Drive, St Louis, MO 63146, USA

Tel.: 314-569-0141, Fax: 314-569-0175

BT220H

Bass Amplifier

Summary of Contents for BT220H

Page 1: ...BT220H BASS AMPLIFIER USER S GUIDE...

Page 2: ...COMMENDED IF UNIT IS OPERATED AT HIGH VOLUME CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOIS TURE TO REDUCE...

Page 3: ...ate products your BT220H is designed by musicians and built using only the best components Extensive testing at the hands and ears of skilled technicians and musi cians insures you that this amplifier...

Page 4: ...ntheDistortionchannelandtheCleanchannel whenthisbuttonisintheoutposition theCleanchannelisalways active and the footswitch turns the Distortion channel on and off allowing you a blend of both channels...

Page 5: ...ese parallel 1 4 jacks to connect the amplifier to your speaker cabinet s The mini mum acceptable impedance for your speaker cabinet s is four ohms 26 BALANCED LINE OUT Use this XLR jack to send a bal...

Page 6: ...6 Suggested Starting Settings BT220H Bass Amplifier Rock OUT Jazz OUT Country OUT Funk OUT Solo Fuzz IN Super Fat Fuzz IN...

Page 7: ...MIT POST MUTE EQ NOISE GATE GAIN DISTORTION LEVEL TUNER A BC D EF G SHAPE LEVEL OCTAVE MASTER BALANCED LINE OUT VOLUME BALANCED LINE OUT GND GND LIFT EFFECTS BLEND EXTERNAL SPEAKER EXTERNAL SPEAKER SE...

Page 8: ...kHz Signal to Noise Ratio 65dB below full power tones flat gain and level 10 Input Impedance 220k ohms Maximum Input Signal Level Accepted 15 volts peak to peak Balanced Line Out Jack 2 volts peak to...

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