Crate Amplifiers BFX-220H User's Manual
Contents
1. gt N W TE 2 82 a a NE A lt lt A BM O 10 D DELAY y A LIMIT POST El sm PRE EQ MM MASTER EFFECTS HEADPHONES DSP BLE VEL LEVEL LEVI LEVEL FUNK WAH wen FLANGE OCTAVE 4 Atel E CHORUS A CHO HALL EL NO LE 5 5 5 6 4 6 4 5 lt 2 Y EY E W JNE 82 Be 82 We y A i y S A 10 O 10 8 10 O 10 DELAY HALL FOOTSWITCH O BFX 221 LINE OUT 4 A u POST EU M PRE EQ Wa F A MASTER LINE OUT EFFECTS HEADPHONES DSP LE LEVEL BLE LEVEL Lee 5 3 E NO FLANGE OCTAVE 6 CEN 4 a 6 oor CHO HALL y ECHO 4 RM A G 73 Za Y E y Bel 82 8 U iu U 10 DELAY HALL FOOTSWITCH LIMIT POST EQ so PRE EQ Wl O O BFX 221 LEVEL A a MASTER LINE OUT EFFECTS HEADPHONES DSP LEVEL LEVEL BLEND LEVEL LEVEL NR FLANGE OCTAVE 5 6 4 3 6 4 Sl CHORUS CHO HALL ECHO RM 8 Ge B E a 4 10 DU 10 DU 10 DELAY HALL FOOTSWITCH CE BFX 221 PRE EQ WR System Blcok Diagram INPUT CONTOUR EFFECTS SEND loo 4 GAIN L L O 7 15dB PAD LEVEL LEDS EFFECTS BLEND EFFECTS RETURN Es saa slo 5 MASTER SWITCH o J Fs POST ob LEVEL a O BALANCED O LINE OUT PREAMP OUT O PRE LINE OUT LEVEL SPEAKER OUT LIMIT LED SPEAKER OUT HEAD PHONES HEADPHONE LEVEL Technical Specifications Maximum Input Signal Level Accepted 17 volts peak to peak 15dB switch depressed Input Impedance Sig2. 8 MASTERLEVEL Use this control to adjust the output level of the amplifier This control affects the signal level at the Headphones jack 14 the Preamp Out jack 19 and the Speaker jacks 22 220H Bass Amplifier with Digital Signal Processin EQUALIZATION MASTER LINE OUT LEVEL LEVEL Pa r Sh EEEEFH E 1 7 8 9 LIMIT LED This LED illuminates whenev er the internal limit circuitry is activated The limiter prevents the output from sounding dis torted even at high volume levels Under nor mal playing conditions this LED will flash occasionally If this LED remains illuminated reduce the Master Level control 8 until the LED flashes 10 LINE OUT LEVEL Use this control to adjust the signal level at the Balanced Line Out jack 23 11 POST EQ PRE EQ SWITCH This switch when depressed sends a post EQ signal to the Balanced Line Out jack 23 The post EQ signal is affected by the settings of the Gain control 2 the Contour control 5 the Graphic Equalizer 7 and the DSP controls 15 17 With the switch in the out position the signal at the Line Out jack is pre EQ and is not affected by any of the afore mentioned controls 12 EFFECTS BLEND Use this control to adjust the amount of effect applied to the sig nal from the external effects loop 24 25 With the control fully counter clockwise no effects are applied to the signal As you rotate the control clockwise the amount
3. lowing chart shows acceptable parallel load combinations CAB IMP CABS TOTAL IMP 8 ohms 2 4 ohms 16 ohms 2 8 ohms 16 ohms 4 4 ohms 23 BALANCED LINE OUT Use this XLR jack to send a preamplified line level sig nal to an external amplifier powered mon itor recording console mixing board or 20 21 PREAMP OUT PWR AMP AS IN z 95 ok BALANCED LINE OUT effects processor The signal at this jack is balanced and its level is controlled by the Line Out Level control 10 front panel The signal may be post or pre EQ depending on the Post EQ Pre EQ switch 11 front panel 24 EFFECTS LOOP SEND Use this 1 4 jack to send an unbalanced line level sig nal to the input jack of an external efects processor 25 EFFECTS LOOP RETURN Use this 1 4 jack to connect the signal from the output jack of an external effects device into the amplifier ATE BFX 220H Bass Some Suggested Settings ROCK EQUALIZATION CONTOUR FEN Jae a ha Ys 8 E 10 ae ary 3 AS NEEDED OUT JAZZ EQUALIZATION AS NEEDED IN COUNTRY EQUALIZATION VEL 4 l6 aM 16 4 i u i i E gt 7 2 gz Bel Do TANN N O 70 D 10 00 16k AS NEEDED IN FUNK EQUALIZATION AS NEEDED IN oe MASTER LINE QUT EFFECTS HEADPHONES DSP LEVEL LEVEL BLEND LEVEL LEVEL 10 FLANGE OCTAVE E 6 4 2l5 4 2 165 A Ael 5 gt L CHO HALL E
4. metic appeal Crate s exclusive 5 year warranty U S only see your dealer in other areas for warranty infor mation Important Safeguards and Precautions All Crate products are designed for continuous safe operation as long as common sense is used and steps are taken to help avoid certain prob lems Abiding by the following rules can help prevent damage to your amplifier yourself and others e The amplifier is equipped with a three pronged AC power cord To reduce the risk of electrical shock NEVER remove or otherwise attempt to defeat the ground pin of the power cord e Connect the amplifier ONLY to a properly grounded AC outlet of the proper voltage for your amp e Avoid sudden temperature extremes rain and moisture Also avoid sudden and intense impact If the unit has been subjected to any of the preceding abuses have it looked at by an authorized service center e NEVER set the amplifier on a support that might give out under its weight e Always keep the total speaker impedance at or above the rated load e Unplug the amplifier before cleaning it NEVER spray liquid cleaners onto the amplifier Wipe it with a slightly dampened lint free cloth to remove dirt and film e Do not use the amplifier if it has sustained damage to the chassis controls or power cord Refer the unit to an authorized service center for inspection e Amplifiers capable of producing high volume levels are also capable of inflicting permanent
5. hearing loss or damage if the exposure to such levels is prolonged Such damage is progressive and irreversible Consider using quality hearing protection devices RATE px The Front Panel INPUT AG JE 1 INPUT Use this jack to connect your instrument to the amplifier by means of a shielded signal cable 2 GAIN Use this control to adjust the input signal level For the best results the OK LED 4 should illuminate when playing at normal levels If the Decrease Gain LED illu minates with the Gain control at low levels depress the 15dB switch 3 and adjust the Gain control accordingly 3 15dB SWITCH This switch when depressed attenuates the input signal by 15dB If your bass has active electronics or hot pickups or if the Decrease Gain LED 4 illuminates with the Gain control 2 at low levels depress this switch 4 LEVEL LEDS Use these LEDs to proper ly set the Gain control 2 by following the above instructions until the OK LED illumi nates when playing at normal levels 5 CONTOUR Use this control to adjust the tone of your instrument This control is active only when the Contour On Off switch 6 is depressed 6 CONTOUR ON OFF This switch when depressed activates the Contour control 5 7 GRAPHIC EQUALIZER Use these eight Sliders to adjust the frequencies indicated beneath each one to custom tailor your sound or to compensate for room acoustics
6. of effects applied to the signal increases Setting the control to the 12 o clock position 5 gives a 50 50 blend of dry signal and effects 13 HEADPHONES LEVEL Use this control to adust the signal level at the Headphones jack 14 14 HEADPHONES Use this jack to connect a pair of stereo headphones for listening in private The signal at this jack is post Gain 4 LIMIT POST EQ N PRE EU i l 9 4011 42 131 EEN fe EN EB IE DSP LEVEL i N Se i O OK g s a lt A a F TWN DELAY HALL DOTSWITCH CE BFX 220H CRATE 15 16 17 18 post EO and post Effects The signal level at this Jack is adjusted by the Headphones Level control 13 Using the Headphones jack does not affect the signal at the Speaker jacks 22 This jack may also be used to send a signal to a tuning device 15 DSP LEVEL Use this control to adjust the level of the Digital Signal Processing applied to the signal 16 FOOTSWITCH Use this jack to connect the supplied single button footswitch for remote on off control of the DSP effects 17 DSP SELECTOR Use this control to select the type of digital effect s applied to the signal The effects are described as fol lows DELAY Slapback delay effect ECHO Long delay effect with regeneration CHORUS Moderate chorus effect FLANGE Light flange effect FUNK WAH _ Touch sensitive wah wah T Wab effect OCTAVE Adds a secondary signal
7. AND FREQUENCY REQUIREMENTS STATED ON THE REAR PANEL OF THE APPARATUS PROTECT THE POWER CORD FROM DAMAGE DUE TO BEING WALKED ON PINCHED OR STRAINED UNPLUG THE APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME ONLY USE ATTACHMENTS ACCESSORIES STANDS OR BRACKETS SPECIFIED BY THE MANUFACTURER FOR SAFE OPERATION AND TO AVOID INJURY THIS APPARATUS DOES NOT OPERATE NORMALLY AND REQUIRES SERVICE WITH ANY PHYSICAL DAMAGE FROM IMPACT OR ANY EXPOSURE TO MOISTURE SERVICE MUST BE PERFORMED BY QUALIFIED PERSONNEL OUR AMPLIFIERS ARE CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS CONTINUED EXPOSURE TO HIGH SOUND PRESSURE LEVELS CAN CAUSE PERMA NENT HEARING IMPAIRMENT OR LOSS USER CAUTION IS ADVISED AND EAR PROTECTION IS RECOMMENDED IF UNIT IS OPERATED AT HIGH VOLUME EXPLANATION OF GRAPHICAL SYMBOLS DANGEROUS VOLTAGE IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL EXPLICACION DE SIMBOLOS GRAFICOS A VOLTAJE PELIGROSO A ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES EXPLICATION DES SYMBOLES GRAPHIQUES DANGER HAUTE TENSION REFERREZ VOUS AU MANUAL D UTILISATION gl TE BFX 220H Bass Amplifier with Digital Signal Processin Introduction Crate s new BFX 220H Bass Amp with Digital Signal Processing is a feature packed professional strength powerhouse which can deliver incredible bass sounds Rugged construction reliable American craftsmanship and s
8. CION ATTENTION DO NOT OPEN NO ABRA PAS OUVRIR WARNING TO REDUCE THE RISK OF FIRE ud ELECTRIC Tn DO NOT EXPOSE PRECAUCION PARA REDUCIR EL RIESGO DE INCENDIOS O Un ELECTRICAS NO PER ATTENTION PROTEGEZ CET APPAREIL DE LA PLUIE ET DE L HUMIDITE AFIN D EVITER TOUT THIS APPARATUS TO RAIN OR MOST URE TO REDUCE THE RISK OF ELECTRIC MITA QUE ESTE APARATO a Eire E LA LLUVIA O LA HUMEDAD PARA DISMINUOIR EL a i OM OU D ELECTROCUTION POUR REDUIRE D ELECTROCUTION NE PAS ENLEVER SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER RIESGO DE CORRIENTAZO NO ABRA LA CUBIERTA NO HAY PIEZAS ADENTRO QUE EL USARIO ERCLE AUCUNE PIECE INTERNE N EST REPRABLE PAR L UTILISATEUR POUR TOUTE SERVICING TO QUALIFIED SERVICE PERSONNEL PUEDO REPARAR DEJE TODO MANTENIMIENTO A LOS TECHNICOS CALIFICADOS REPARATION S ADRESSER A UN TECHNICIEN QUALIFIE IMPORTANT SAFETY INSTRUCTIONS READ FOLLOW HEED AND KEEP ALL INSTRUCTIONS AND WARNINGS DO NOT OPERATE NEAR ANY HEAT SOURCE AND DO NOT BLOCK ANY VENTILATION OPENINGS ON THIS APPARATUS FOR PROPER OPERATION THIS UNIT REQUIRES 3 75CM OF WELL VENTILATED SPACE AROUND HEATSINKS AND OTHER AIR FLOW PROVISIONS IN THE CABINET DO NOT USE THIS APPARATUS NEAR SPLASHING FALLING SPRAYING OR STANDING LIQUIDS CLEAN ONLY WITH LINT FREE DAMP CLOTH AND DO NOT USE CLEANING AGENTS ONLY CONNECT POWER CORD TO A POLARIZED SAFETY GROUNDED OUTLET WIRED TO CURRENT ELECTRICAL CODES AND COMPATIBLE WITH VOLTAGE POWER
9. Owner s Guide for the BPX 2e 0H Bass Amplifier with Digital Signal Processing INPUT INPUT EQUALIZATION GAIN MASTER DSP 2 CONTOUR LEVEL M A a LEPE oe LINE OUT EFFELTS HEADPHONES DSP LEVEL BLEND LEVEL LEVEL 4N 3 L 2 E alt gt Ax O d A Jie cy or HERRIA e gt w HO HALL RM cm ELAY HALL FOOTSWITCH O BFX 220H YAH ee 4k o CRATE MUSICIA MADE WHE USA by NL gl TE BFX 220H Bass Amplifier with Digital Signal Processin Congratulations You are now the proud owner of the innovative Crate BFX 220H Bass Amp with Digital Signal Processing The BFX 220H offers a wide selection of Digital effects designed especially for the bass gui tar each of which are easily accessed with the simple turn of a control knob No programmer s degree required Like all Crate products your BFX 220H is designed by musicians and built using only the best com ponenets Extensive testing at many stages of its production including a final audition by a skilled musician insures that your BFX 220H bass amp is the best it can be In order to get the best possible performance please read this manual before you use the amplifier CRATE And thank you for choosing Contents Introduction Features Important Safeguards and Precautions The Front Panel The Rear Panel Some Suggested Settings System Block Diagram Technical Specifications CAUTION PRECAU
10. mps com 2001 SLM Electronics 1400 Ferguson Avenue St Louis MO 63133 U S A 47 589 52 08 01
11. nal to Noise Ratio Output Power Rating Gain 1kHz EQ Section Power Requirements Size and Weight 500k ohms 15dB switch out 75k ohms 15dB switch depressed 75dB typical 160 watts RMS lt 5 THD 8 ohm load 120VAC line 220 watts RMS O lt 5 THD 4 ohm load 120VAC line 67dB with EQ flat Contour off 20dB range 10dB 40Hz 100Hz 225Hz 625Hz 1 6kHz 4kHz 8kHz and 16kHz 110 120VAC 60 Hz250VA 110 115VAC 50 60 Hz250VA 230VAC 50 60 Hz250VA 7 1 8 H x 19 1 2 W x 12 D 30 lbs Declaration Of Conformity 34 Effective 01 01 2001 Manufacturer s Name SLM Electronics Production Facility 11880 Borman 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 Standards LVD 92 31 EEC 93 68 EEC amp 73 23 EWG Safety EN60065 EMC EN55013 EN55020 EN55022 EN61000 3 2 amp EN61000 3 3 Supplementary information provided by your local Sales amp Services Office or SLM Electronics R amp D Engineering 1901 Congressional Drive St Louis MO 63146 USA Tel 314 569 0141 Fax 314 569 0175 Crate continually develops new products as well as improves existing ones For this reason specifications and information in this manual are subject to change without notice www cratea
12. olid state electronics add up to create one very roadworthy stage ready piece of gear The BFX 220H packs solid state performance and easily accessible digital effects into a compact head unit housed in a rugged Tolex covered cabinet Its side mounted handle and heavy duty rubber feet on two sides not just the bottom but also on the end you set it down on in real life situations increase its value to those performers who are always on the go The BFX 220H delivers 220 watts into 4 ohms and 150 watts into 8 ohms Several of the amplifier s outstanding features are listed below Features e Solid state circuitry for reliable service and incredible tones e Crate s APM Automatic Power Maximizer limiter circuit for the most output without distortion e Variable input gain control with 15dB pad switch and 3 input icon LEDs for the best match between your bass and the amplifier e Switchable Contour control e 8 band graphic equalizer for optimum tone control e Digital Signal Processing nine digital effects designed for the bass guitar with level control can be turned on and off by means of the supplied single button footswitch e Balanced line out jack with level control and pre post EQ switch e Headphones jack with level control for practicing in private e Effects loop for noise free connection of your favortie processors and effects e Rugged Tolex covered cabinet for durability nickel and chrome plated hardware for high cos
13. one octave lower than the original signal CHO HALL Moderate chorus effect with a large hall reverb effect RM Small room reverb effect HALL Large hall reverb effect 18 POWER Use this switch to turn the amplifier on top of the switch depressed and off bottom of the switch depressed This switch illuminates when the amplifier is turned on The Rear Panel BFX220H MAL xxxx0000000000 LINE 120 V 60 Hz TTS 550 MAX i Al BY SLM ELECT 1400 FERGUSON AVE ST LOUIS MO 63133 19 AC LINE CORD This grounded power cord is to be plugged into a grounded power outlet wired to current electric codes and compatible with voltage power and frequency requirements stated on the rear panel Do not attempt to defeat the safety ground connection 20 PREAMP OUT Use this 1 4 jack to send a preamplified line level signal to an external amplifier powered monitor recording console mixing board or effects processor The signal at this jack is unbal anced tip signal sleeve signal 21 POWER AMP IN Use this jack to send a line level signal into the BFX 220H s internal power amplifier When a connec tion is made into this jack the signal from the input jack is interrupted 22 SPEAKERS Use these jacks to con nect the amplifier to your speaker cabi net s using heavy duty speaker cables These jacks are wired in parallel Avoid speaker combinations which result in impedance loads below 4 ohms The fol
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