Owner’s Manual for the BX-440H / BX-4115 E Q U A L I Z A T I O N I N P U T INCREASE GAIN GAIN INPUT 4 5 6 3 7 9 1 8 9 625 1.
BX-440H / BX-4115 ThunderBass Amplifier Congratulations! You are now the proud owner of the innovative Crate BX-440H/BX-4115 ThunderBass amp. These feature-packed powerhouses offer you solid state reliability with classic Crate performance. Like all Crate products, your BX-440H/BX-4115 ThunderBass amp is Musician Made in the U.S.A., using only the best components.
BX-440H / BX-4115 ThunderBass Amplifier Introduction: Crate’s new BX-440H/BX-4115 ThunderBass amplifiers are feature-packed, professional strength powerhouses which can deliver incredible bass sounds. Rugged construction, reliable American craftsmanship and solid state electronics add up to create very roadworthy, stage-ready gear. The BX-440H packs solid performance into a compact head unit, contained in a rugged Tolex® covered cabinet.
ThunderBass Amplifier BX-440H / BX-4115 The Front Panel: 1 2 4 5 7 INPUT 4 5 INCREASE GAIN 6 3 8 OK 9 1 10 0 — 15dB 4 6 4 7 5 2 8 2 1 9 1 CONTOUR ON/OFF 100 225 625 1.
BX-440H / BX-4115 ThunderBass Amplifier The Rear Panel: CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUE. NE PAS OUVRIR. WARNING: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. 1200W MAX / 120V / 60Hz MODEL CAUTION: CHASSIS SURFACE HOT. ATTENTION: SURFACIE DE CHASSIS CHAUDE. BX-440H SERIAL # AC LINE IN MADE IN THE U.S.A. BY SLM ELECTRONICS 1400 FERGUSON AVE. ST. LOUIS, MO 63133 23.
BX-440H / BX-4115 ThunderBass Amplifier Using the Biamp Capabilities – BX-440H: About Biamping: The Biamp High and Low outputs of the BX-440H and the BX-4115 allow for a number of ways to “biamp” your system: that is, using two amplifier/speaker combinations to share the task of reproducing the full range of your bass. Biamping increases each amplifier’s efficiency by allowing it to “focus” on a certain frequency range, rather than operating full range.
BX-440H / BX-4115 ThunderBass Amplifier Using the Biamp Capabilities – BX-440H (con’t): Example 2: from bass RISQUE DE CHOC ELECTRIQUE. NE PAS OUVRIR. CAUTION: CHASSIS SURFACE HOT. ATTENTION: SURFACIE DE CHASSIS CHAUDE.
BX-440H / BX-4115 ThunderBass Amplifier Using the Biamp Capabilities – BX-4115: Example 1: PREAMP OUT EFFECTS LOOP PWR AMP IN RETURN 2 PREAMP OUT BX-220H BX-220H EFFECTS LOOP SEND S P E A K E R S With the BX-4115 for the low end; a BX-220H and a BXE-410H cabinet for the high end: MADE IN THE U.S.A. BY SLM ELECTRONICS BALANCED LINE OUT 1400 FERGUSON AVE. PWR AMP IN RETURN BXE-410H CRATE BXE-18 HIGH OUT 2 SEND 47-146-04 MADE IN THE U.S.A. BY SLM ELECTRONICS 1400 FERGUSON AVE. ST.
BX-440H / BX-4115 ThunderBass Amplifier Using the Biamp Capabilities – BX-4115 (con’t): Example 3: 500 WATTS MAX. • 60 Hz • 120 VAC With the BX-4115 for the low end; a BX-210HP powered cabinet for the high end: BXE-210HP A BXE-210HP MADE IN THE U.S.A. BY SLM ELECTRONICS 1400 FERGUSON AVENUE • ST. LOUIS, MO 63133 POWER MODEL BXE-210HP SERIAL # A MADE IN THE U.S.A. BY SLM ELECTRONICS 1400 FERGUSON AVENUE • ST. LOUIS, MO 63133 4 6 2 POWERAMP OUTPUT 220 WATTS @ 4 MIN.
BX-440H / BX-4115 ThunderBass Amplifier Some Suggested Settings: E Q U A L I Z A T I O N MASTER CONTOUR 4 6 4 3 7 5 6 3 7 2 8 2 8 1 9 1 9 10 0 40 CONTOUR ON/OFF 100 225 625 1.6k 4k 8k 16k LIMIT OUT E Q U A L I Z A T I O N MASTER CONTOUR 4 4 6 3 5 6 3 7 7 2 8 2 8 1 9 1 9 10 0 40 CONTOUR ON/OFF 100 225 625 1.
BX-440H / BX-4115 ThunderBass Amplifier System Block Diagram: INPUT 8 BAND GRAPHIC CONTOUR EFFECTS SEND GAIN -15dB PAD PEAK LED ON / OFF EFFECTS BLEND CHORUS ∑ CHORUS ON SPECTRUM DEPTH RATE EFFECTS RETURN BX-4115 ONLY MASTER POST LINE OUT LEVEL BALANCED LINE OUT PRE PREAMP OUT POWER AMP IN POWER AMP SPEAKER OUT LIMIT LED SPEAKER OUT HEADPHONES HEADPHONE LEVEL 11
BX-440H / BX-4115 ThunderBass Amplifier Technical Specifications: Maximum Input Signal Level Accepted 17 volts peak to peak (-15dB switch pressed in) Input Power Requirements 120VAC, 60Hz, 1200 watts max.