Crate Amplifiers BFX50 دليل المستخدم

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BFX25
BFX50
BASS AMPLIFIER
WITH
DIGITAL SIGNAL
PROCESSING
OWNER’S MANUAL
Congratulations!
You are now the proud owner of the compact but powerful Crate BFX25/50 Bass
Amplifier with Digital Signal Processing. This offers you a wide selection of digital
effects designed especially for the bass guitar, each of which are easily accessed
with a simple turn of a control knob. (No programmers degree required!) A four-band
rotary EQ combined with Crate’s variable Contour gives you complete control over

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BFX25/50 Bass Amplifier INPUT CONTOUR EQUALIZATION MASTER DSP BFX50 ACTIVE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 The Front Panel: 1. INPUT: The signal output from an instrument (active FUNK-WAH: Touch-sensitive wah-wah (“T-Wah”) effect or passive) or a line level signal may be connected OCTAVE: Adds secondary note one octave lower here by means of a shielded instrument cable. than original note 2. GAIN: This serves as the input signal level control CHO/HALL: Chorus effect with large hall reverb e

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BFX25/50 Bass Amplifier Suggested Starting Tone Settings: ROCK: CONTOUR EQUALIZATION MASTER OUT ACTIVE JAZZ: CONTOUR EQUALIZATION MASTER IN ACTIVE COUNTRY: CONTOUR EQUALIZATION MASTER IN ACTIVE FUNK: CONTOUR EQUALIZATION MASTER IN ACTIVE System Block Diagram: CONTOUR EQ LIMITER EXT. INPUT POWER SPEAKER AMP GAIN MASTER VOLUME DSP ON/ SHAPE LO LO HI HI OFF MID MID HEAD LEVEL PHONES MODE

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BFX25/50 Bass Amplifier BFX25/50 TECHNICAL SPECIFICATIONS: BFX25 BFX50 Output Power Rating 25W RMS 1%THD, 4Ω , 20Vrms 50W RMS 1%THD, 8Ω 20Vrms Gain 42dB, tones at “5” @ 1kHz 48dB, tones at “5” @ 1kHz Tone Range Low 19dB range @ 60Hz 19dB range @ 60Hz Low Mid 25dB range @ 200Hz 25dB range @ 200Hz High Mid 19dB range @ 1kHz 19dB range @ 1kHz High 38dB range @ 10kHz 38dB range @ 10kHz Signal to Noise Ratio 75dB 75dB Input Impedance 220k ohms 220k ohm Maximum Signal Accepted 15 volts, peak-to-peak