Crate Amplifiers CA 60D User Manual. Size: 1.25 Mb. About the Crate Acoustic. CA60D: D esigned for the performing artist, Crate’s CA60D Acoustic Amplifier gives you more of what you want. More clarity. More control. And, more freedom. View and Download Crate CA 60D owner's manual online. Acoustic amplifier with Digital Signal Processing. CA 60D Amplifier pdf manual download.
AMPLIFIER
REAR PANEL:
22: AC LINE IN: This heavy-duty, grounded, three-wire power cord is to be plugged into ONLY a safely-wired, grounded 120 volt, 60 cycle AC power outlet. DO NOT attempt to defeat thehree-wiefe6n250.252Ef08 778to cable! If
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THE DSP SECTION:
You can program six different effects into your GX-60D: two for the Channel B and four for Channel A. Follow these simple instructions to program the presets:
PROGRAMMING A PRESET:
1.Select Channel B (the green led will be lit).
2.Turn the Chorus/Expander OFF (button OUT).
3.Turn the DSP Mode knob to the desired effect.
4.You have just stored the effect for Channel B with Chorus/Expander OFF. You can change the preset any time by returning to this same channel and Chorus selection and turning the Mode knob. The new effect will be stored at this setting until you change it again.
•Every time you select Channel B with the Chorus/Expander “OFF” the amp recalls this effect. The “DSP Level” control sets the effect level.
PROGRAMMING THE OTHER PRESETS:
1.Select Channel B (the green led will be lit).
2.Turn the Chorus/Expander ON (button IN)
3.Turn the DSP Mode knob to the desired effect.
4.Repeat for Channel A with the Shape and Chorus/Expander OFF, Shape and Chorus/Expander ON, Shape ON and Chorus/Expander OFF, Shape OFF and Chorus/Expander ON. You can change any of the presets any time by turning the Mode knob. The new effects will be stored at each amp setting until you change it again.
•Every time you select one of the amp’s modes (Channel A, Shape and Chorus/Expander OFF, for example) the amp recalls the effect set for that mode. The “DSP Level” control sets the effect level.
THE DSP SETTINGS:
# | Name | Type | Description |
0 | Off | None | Bypass—no signal processing occurs. |
1 | Sm Rm, Bright | Small Reverb | 8’ x 8’ empty room with hardwood floors. |
2 | Sm Rm, Dark | Small Reverb | 8’ x 8’ carpeted room with up to four people. |
3 | Sm Hall, Bright | Small Reverb | 20’ x 40’ Rehearsal Hall, wood floors, hard walls. |
4 | Sm Hall, Dark | Small Reverb | 20’ x 40’ carpeted Rehearsal Hall with draped walls and up to 30 people. |
5 | Lg Hall, Bright | Large Reverb | 50’ x 100’ empty Rehearsal Hall, 20’ ceilings. |
6 | Lg Hall, Dark | Large Reverb | 50’ x 100’ Rehearsal Hall with up to 50 friends and crew. |
7 | Avg Club, Bright | Large Reverb | 500 capacity empty club, wood floors, afternoon sound check. |
8 | Avg Club, Dark | Large Reverb | 500 capacity club, wood floors, stuffed with people. |
9 | Cncrt Hall, Brt | Large Reverb | 5,000-seat Concert hall, hard back wall, afternoon sound check. |
10 | Cncrt Hall, Dark | Large Reverb | 5,000-seat Concert hall, sold out show. |
11 | Stadium | Large Reverb | 40,000-seat round Stadium, afternoon sound check, 100 crew & VIPs only. |
12 | Gated rev, Med | Special Reverb | Studio Effect–Engineer cuts off reverb slightly after each note. (220ms Gate) |
13 | Gated rev, Long | Special Reverb | Studio Effect—Engineer lets note ring, then cuts it off. (350ms Gate) |
14 | Plate Reverb | Special Reverb | Studio Effect—Simulates Steel Plate Reverb. |
15 | Traditional Rev | Spec Rev. | Studio Effect—Simulates old-fashioned multi-spring tube reverb unit. |
16 | Slapback, Short | Delay | 125ms delay + small reverb; Elvis’ favorite. |
17 | Slapback, Med | Delay | 350ms delay + small reverb; Rockabilly special. |
18 | Slapback, Long | Delay | 557ms delay only, 630’ travel time of sound. |
19 | Sh Md Surf Echo | Echo | 85ms delay with 14.2% regen. & small reverb. |
20 | Sh Hd Surf Echo | Echo | 85ms delay with 27.3% regeneration. |
21 | Sh/Med Md Surf | Echo | 280ms delay with 21.8% regen & small reverb. |
22 | Md Sft Surf Echo | Echo | 335ms delay with 12.5% regeneration. |
23 | Md Hd Surf Echo | Echo | 335ms delay with 26.5% regen. & small reverb. |
24 | Md Glass Echo | Echo | 335ms delay with 43.7% regeneration. |
25 | Lg Sft Surf Echo | Echo | 485ms delay with 7.8% regeneration. |
26 | Lg Md Surf Echo | Echo | 485ms delay with 20.3% regeneration. |
27 | Lg Hd Surf Echo | Echo | 485ms delay with 39.2% regen & small reverb. |
28 | Infinite Delay | Special Eff. | 506ms delay with over 90% regeneration. |
29 | Thickener | Special Eff. | 33ms-based sound fattener @ selected freqs. |
30 | Multi-Tap | Special Eff. | Multi-thickener with some subtle delays added. |
31 | Reverse | Special Eff. | “Backwards masking” effect (number nine, number nine,...) |
60D Amplifier
SETTINGS:
with a lint-free cloth. Never spray would damage the finish.
seca. Nunca rocie el gabinete pueda danar el acabado.
cette matière avec une toile propre Eviter les nettoyeurs abrasifs qui
CAUTION |
RISK OF ELECTRIC SHOCK |
DO NOT OPEN |
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, |
DO NOT REMOVE COVER. |
NO USER-SERVICEABLE PARTS INSIDE. |
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. |
THIS EQUIPMENT HAS BEEN DESIGNED AND ENGINEERED TO PROVIDE SAFE AND RELIABLE OPERATION. IN ORDER TO PROLONG THE LIFE OF THE UNIT AND PREVENT ACCIDENTAL DAMAGES OR INJURY, PLEASE FOLLOW THESE PRECAUTIONARY GUIDELINES:
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT OPEN CHASSIS; DO NOT DEFEAT OR REMOVE THE GROUND PIN OF THE POWER CORD; CONNECT ONLY TO A PROPERLY GROUNDED AC POWER OUTLET.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
CAUTION: NO USER-SERVICE- ABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
CAUTION: OUR AMPLIFIERS ARE CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS. CONTINUED EXPOSURE TO HIGH SOUND PRESSURE LEVELS CAN CAUSE PERMANENT 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' |
EXPLICACION DE SIMBOLOS GRAFICOS: | = “VOLTAJE PELIGROSO” |
EXPLICATION DES SYMBÔLES GRAPHIQUES: | 'DANGER HAUTE TENSION' |
'GEFAHLICHE SPANNUNG' |
'IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL'
=“ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES.” 'REFERREZ-VOUS AU MANUAL D'UTILISATION'
'UNBEDINGT IN DER BEDIENUNGSANLEITUNG NACHSCHLAGEN'
Crate continually develops new products, as well as improves existing ones. For this reason, the specifications and information in this Crate manual are subject to change without notice.
Crate continuamente desarrolla nuevos productos, así como también mejora los existentes. Por esta razón, las especifaciones é información incluidos en este manual están sujetos a cambios sin previo aviso
Crate développe continuellement des nouvels produits, ainsi d'améliorer ceux qui existe. Pour cette raison les spécifications et les informations dans ce manuel peuvent se changer sans préavis.
©2001 SLM ELECTRONICS, A DIVISION OF ST. LOUIS MUSIC, 1400 FERGUSON, ST. LOUIS, MO. 63133
About the Crate Acoustic
CA60D:
Designed for the performing artist, Crate’s CA60D Acoustic Amplifier gives you more of what you want.
More power. More clarity. More control. And, more freedom. Imagine: microphone quality sound, without feedback. And without being “chained” to a mic stand!
More power: twin 30-watt RMS power amplifiers drive a pair of specially designed high fidelity 6-1/4” transducers for plenty of volume and low end punch.
More clarity: a highly efficient Piezo tweeter provides clean crisp highs and natural midrange blend. A tweeter on / off switch on the rear panel allows you to deactivate the high frequency driver if desired.
Still more: The master section features reverb return control and the master level control. A footswitch jack on the rear panel provides control for reverb and chorus.
Level-controllable XLR and 1/4” balanced line outs allow you to patch into house sound boards or recording consoles, plus an effects loop line-in/line-out setup allows connection of external effects.
Enough already? Not for us. The CA60D features Crate’s Digital Signal Processing
(DSP) for a variety of digital reverbs, effects and delays specifically designed for acoustic instruments.
More control: two independent channels, each with its own gain and reverb/effects controls. The Instrument channel features an “Active/Piezo” switch to properly match the pickups of your instrument, a “Shape” switch for a richer soumd, and a three-band rotary EQ. An easy-to-use feedback elimination circuit with frequency select and cut controls lets you kill feedback without sacrificing sound quality. Plus a footswitchable chorus with depth and rate controls.
The Vocal/Aux channel offers both low and high impedance inputs and allows the use of a rhythm machine, background tape, or another mic or instrument.
The CA60D was designed, evaluated, tweaked and redesigned by musicians and music loving engineers. Highly sophisticated computer driven assembly machines and highly skilled assemblers use only the finest components to produce each amp. Every cabinet is hand-built and hand-covered by trained craftsmen. The final assembled product is tested – and played – by skilled musician/ technicians. It is only after the amplifier has passed this barrage of picky people that it gets packed up and shipped out.
The CA60D Acoustic Amplifier. Designed to be its best, so you can sound your best!
Crate Acoustic amplifiers are | Technical | |
Made With Pride in the U.S.A. | ||
Specifications: | ||
To get this amplifier to sound its best, | ||
Output Power Rating: 60 watts RMS total system power | ||
read this owner’s guide prior to its use. | ||
Woofer Amp: 2 x 30 watts RMS @1% THD | ||
Inst. Channel: Low: +/-15dB @ 80Hz | ||
To keep this amplifier looking its best, | Mid: +/-15dB @ 650Hz | |
High: +/-15dB @ 10kHz | ||
avoid abrasive cleansers. Wipe the cab- | ||
Shape: -25dB @ 600Hz | ||
inet clean using a slightly dampened | ||
Input Impedance: 25k ohm (Active), 2.2M ohm (Piezo) | ||
cloth. Never use brass cleaners on the | ||
Input Sensitivity: 22mV RMS (Active), 9mV RMS (Piezo) | ||
hardware since they could damage | Sens. to Eff Send/Line out: 70mV | |
their protective coatings. | Max Input Signal: 6v RMS (17v peak to peak) | |
Feedback Elimination: Freq: variable from 80Hz to 4kHz | ||
Cut: variable from -0 to -30dB |
Voc./Aux Channel: Low: +/-15dB @ 80Hz | |||
CAUTION | High: | +/-15dB @ 10kHz | |
RISK OF ELECTRIC SHOCK | |||
DO NOT OPEN | Input Impedance: | 3k ohm (Lo-Z), 20k ohm (Hi-Z) | |
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, | |||
DO NOT REMOVE COVER. | Input Sensitivity: | 3mV RMS (Lo-Z), 15mV RMS (Hi-Z) | |
NO USER-SERVICEABLE PARTS INSIDE. | |||
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. | |||
Effects Loop: Line Out 1v RMS, | |||
ATTENTION | VORSICHT | Line In 1v RMS |
RISQUE D'ELECTROCUTION | ELEKTRISCHE SCHLAGGEFAHR | Eff Return to Line Out Sens: 50mV | |||||
NE PAS OUVRIR | NICHT OFFENEN | ||||||
ATTENTION: POUR REDUIRE D'ELECTROCUTION NE PAS | Eff Return In. Impedance: | 11k ohm | |||||
ENLEVER LE COUVERCLE. AUCUNE PIECE INTERNE N'EST REPRABLE | |||||||
PAR L'UTILISATEUR. POUR TOUTE REPARATION, S'ADRESSER A UN | |||||||
TECHNICIEN QUALIFIE. | Eff Send Out. Impedance: | 2.2k ohm | |||||
VORSICHT: ZUR MINIMIERUNG ELEKTRISCHER SCHLAGGEFAHR NICHT | |||||||
DEN DECKEL ABENHMEN. INTERNE TEILE KONNEN NICHT VOM | Line Out Out. Impedance: | 220 ohm (Lo-Z), 2.2k ohm (Hi-Z) | |||||
BENUTZER GEWARTET WERDEN. DIE WARTUNG IS QUALIFIZIERTEM | |||||||
WARTUNGSPERSONAL ZU UBERLASSEN. | |||||||
Internal Woofers: | 2 x 6-1/4” w/polypropylene cones, | ||||||
THIS EQUIPMENT HAS BEEN DESIGNED AND ENGINEERED TO PROVIDE SAFE AND | rubber surrounds, 17.7oz magnet, | ||||||
1” voice coil, 4 ohms, 50w RMS, | |||||||
RELIABLE OPERATION. IN ORDER TO PROLONG THE LIFE OF THE UNIT AND PREVENT | |||||||
95dB 1w 1m | |||||||
ACCIDENTAL DAMAGES OR INJURY, PLEASE FOLLOW THESE PRECAUTIONARY | |||||||
GUIDELINES: | Internal Tweeter: | High efficiency Piezo, | |||||
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT OPEN CHASSIS; DO | |||||||
110dB 1w 1m | |||||||
NOT DEFEAT OR REMOVE THE GROUND PIN OF THE POWER CORD; CONNECT ONLY | |||||||
TO A PROPERLY GROUNDED AC POWER OUTLET. | Internal Crossover: | Passive type | |||||
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE | Power Requirements: | 120VAC, 60Hz, 60VA; | |||||
THIS EQUIPMENT TO RAIN OR MOISTURE. | |||||||
100/115VAC, 50/60Hz, 60VA; | |||||||
CAUTION: NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED | |||||||
230VAC, 50/60Hz, 60VA | |||||||
SERVICE PERSONNEL. | |||||||
CAUTION: OUR AMPLIFIERS ARE CAPABLE OF PRODUCING HIGH SOUND PRESSURE | Size and Weight: | 13-1/2”H x 21-3/16”W x 10-1/4”D, | |||||
LEVELS. CONTINUED EXPOSURE TO HIGH SOUND PRESSURE LEVELS CAN CAUSE | 42 lbs. | ||||||
PERMANENT HEARING IMPAIRMENT OR LOSS. USER CAUTION IS ADVISED AND EAR | |||||||
PROTECTION IS RECOMMENDED IF UNIT IS OPERATED AT HIGH VOLUME. | |||||||
EXPLANATION OF | = | 'DANGEROUS VOLTAGE' | |||||
GRAPHICAL SYMBOLS: | “VOLTAJE PELIGROSO” | ||||||
'DANGER HAUTE TENSION' | |||||||
'GEFAHLICHE SPANNUNG' | |||||||
'IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL' | |||||||
= “ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES.” | |||||||
'REFERREZ-VOUS AU MANUAL D'UTILISATION' | |||||||
'UNBEDINGT IN DER BEDIENUNGSANLEITUNG NACHSCHLAGEN' |
Crate continually develops new products, as well as improves existing ones. For this reason, the specifications and information in this manual are subject to change without notice.
Active | Instrument | ||||||||
Input | Piezo | Gain | Low | Mid | High | Freq | |||
0 | 0 | 0 | 500Hz | ||||||
Shape | 0 | 10 | Peak –15 | +15 | –15 | +15 | –15 | +15 | 80Hz 4kHz |
Chorus | Vocal / Aux |
Rev/Eff | Low-Z | Hi-Z | Low | High | |||||||||
Send | Depth | Rate | Gain | ||||||||||
Phantom | |||||||||||||
0 | 0 | ||||||||||||
0 | 10 | Chorus | 0 | 10 | 0 | 10 | Chorus | 0 | 10 | –15 | +15 | –15 | +15 |
User Manual Pdf
Master
Rev/Eff | Rev | Power |
Send | Mode Return | Level |
DLY | |||
SPR | |||
LAR | |||
SAR | Multi | 0 | 10 |
0 | 10 | 0 | 10 |
Crate Acoustic CA60D
1 | 2 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
The Instrument channel:
1:Input. The signal output from your acoustic instrument may be connected here by means of a shielded instrument cable.
2:Active/Piezo switch. Use this switch to select the type of pickup on your instrument. For active electronic pickups, set the switch to “active” (switch out). For passive/magnetic pickups, set it to “piezo” (switch depressed).
3:Shape. This switch, when depressed, serves as a mid-cut control, adding fullness to the sound of your instrument.
4:Gain. This serves as the input level control for the instrument channel of the amplifier. For the best signal to noise ratio set this control so the Peak LED (#5) flashes when playing your instrument fairly hard.
5:Peak LED. This LED flashes when the signal level into the preamp approaches clipping. Adjust the Gain control (#4) until a strong signal from your instrument causes this LED to flash.
6:Low. This serves as the instrument channel’s primary bass control. Adjust this control to get the best sounding bass response for your instrument. Excessive boost of the low control can cause an unnatural howling and should be avoided.
7:Mid. This serves as the instrument channel’s primary midrange control. Adjust this control to get the best projection and midrange tones for your instrument.
8:High. This serves as the instrument channel’s primary treble control. Adjust this control so your high notes and harmonic overtones are lively but not overpowering.
9:Freq. Use this control along with the Cut control (#10) to eliminate instrument feedback. For information on the proper use of this control, please read the section entitled “To Eliminate Instrument Feedback.”
10:Cut. Use this control along with the Freq control (#9) to eliminate instrument feedback. For information on the proper use of this control, please read the section entitled “To Eliminate Instrument Feedback.”
11:Rev/Eff send. Use this control to adjust the amount of internal reverb and/or external effect (if used) for the instrument channel.
12:Chorus On/Off switch. This switch, when depressed, applies the internal chorus effect to the instrument channel.
13:Chorus Depth. Use this control to adjust the magnitude of the chorus effect. Rotating this control clockwise increases the intensity of the effect.
14:Chorus Rate. Use this control to adjust the rate of the chorus effect. Rotating this control clockwise increases the rate at which the effect occurs.
The Vocal/Aux channel:
15:Low-Z input. The signal output from a low impedance microphone may be connected here by means of a shielded, balanced microphone cable terminated with an XLR connector.
16:Hi-Z input. The signal output from a high impedance microphone or a line level signal may be connected here by means of a shielded signal cable terminated with a 1/4” tip/sleeve connector.
17:Phantom Power switch. This switch, when depressed, applies 15 volts pahntom power to pins 2 and 3 of the Low-Z input jack (#15), for proper operation of microphones requiring pahntom power. (Mics not
15 | 16 17 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
needing phantom power will not ne affected by this switch.)
18:Chorus On/Off switch. This switch, when depressed, applies the internal chorus effect to the vocal/aux channel. (Chorus is only available for this channel when the instrument channel’s chorus switch, #12, is depressed.)
19:Gain. This serves as the input level control for the vocal/aux channel of the amplifier. Adjust this control for the best mix with the signals from the instrument channel.
20:Low. This serves as the vocal/aux channel’s primary bass control. Adjust this control to get the best sounding bass response for this channel. Excessive boost of the low control can cause an unnatural howling and should be avoided.
21:High. This serves as the vocal/aux channel’s primary treble control. Adjust this control so your high notes and harmonic overtones are lively but not overpowering.
22:Rev/eff send. Use this control to adjust the amount of internal reverb and/or external effect (if used) for the vocal/aux channel.
The Master Section:
23:DSP Mode. Use this control to select the type of digital signal processing applied to the output signal. For a listing of the effects, please see the section entitled “The DSP Section.”
24:Rev Ret. Use this control to adjust the amount of the internal reverb – the further you turn to the right the deeper the effect.
25:Level. Use this control to set the overall output level of the amplifier.
26:Power Switch. Use this switch to apply power to the amplifier: the amp is on when the top of the switch is depressed, off when the bottom of the switch is depressed. This switch will illuminate when the amplifier is on.
To Eliminate Instrument Feedback:
One of the most common problems encountered when amplifying acoustic instruments, especially in small environments, is feedback. Acoustic instruments typically have inherent qualities which cause resonant feedback at specific frequencies. Instrument tone controls and sound board equalizers are helpful in getting rid of the problem, but they typically operate around relatively wide frequency bands. This almost always means the musician must sacrifice sound quality in his quest to do away with feedback. But since Crate’s feedback elimination circuit isolates only the offending frequency, instrument feedback from the CA60D can be eliminated without affecting the overall sound.
Chances are, you may not have a problem with feedback at all. In that case, leave the CA60D’s Freq and Cut controls fully counter-clockwise. However, if you do encounter feedback while playing, set the Cut control to -30dB (fully clockwise) and adjust the Freq control until the feedback is gone. Reduce the Cut to the 12 o’clock position and readjust the Freq control as needed. Continue reducing the Cut control and readjusting the Freq control until there is no more feedback with the Cut control as far counterclockwise as possible. This approach effectively eliminates instrument feedback without sacrificing the quality of your sound.
On the
Rear Panel:
Line Outputs | Effects | Foot |
Loop | Switch | |
0 | 10 | Off |
Level | Low Z | High Z | Gnd | Return | Send | Reverb/ | |||||||
Lift | On | ||||||||||||
Bal. | Bal. | Chorus | Tweeter |
34 33 32 31 30 29 28 27
27:Tweeter On/Off switch. This switch, when depressed, deactivates the CA60D’s internal tweeter.
28:Footswitch. Connect the supplied two-button footswitch here for remote on/off control of the internal reverb and chorus. (When connected, the footswitch overrides the front panel chorus on/off switch.)
Note: This is a STEREO jack: tip controls the chorus, ring controls the reverb, sleeve is ground. Use only a footswitch equipped with a stereo 1/4” plug.
29:Effects Loop Send. When using an external signal processor, connect this jack to the input of the effect by means of a shielded signal cable.
30:Effects Loop Return. When using an external signal processor, connect this jack to the output of the effect by means of a shielded signal cable.
31:Ground Lift. This switch, when depressed, electronically disconnects the low Z balanced output jack’s chassis ground connection. If you experience excessive noise when using the low Z balanced output jack, depress this switch.
32:High Z Bal. Use this jack to connect a high impedance, line level signal to a house sound board, a recording console or an external power amplifier by means of an 1/4” stereo plug-terminated cable. (Ring is signal +, tip is signal -, and sleeve is ground.)
33:Low Z Bal. Use this jack to connect a low impedance, line level signal to a house sound board, a recording console or an external power amplifier by means of an XLR-terminated cable. (Pin 1 is ground, pin 2 is signal +, and pin 3 is signal -.)
34:Line Out Level. Use this control to adjust the output level of the line out signal. (This control works independently from the amplifier’s master level control.)
Not Shown:
Power cord. Connect the end of this cord to a suitable source of line voltage. Refer to the voltage information on the back of the amplifier for its voltage and current requirements.
Note: This is a grounded plug. To avoid the possibility of electric shock, DO
NOT defeat the ground connection in any way!
The DSP
Section:
The CA60D features Crate’s On-Board Digital Signal Processing (DSP) technology that was designed specifically for use with acoustic instruments and vocals. This provides a large selection of digital reverbs, effects and delays. Select the type of effect desired by rotating the Mode control (#23). This control is divided into five sections: Small Area Reverbs (SAR), Large Area Reverbs (LAR), Special Reverbs (SPR), Delays (DLY) and Multiple Effects (Multi).
Mode |
DLY |
SPR |
LAR |
Multi |
SAR |
The following chart provides a list of the DSP settings along with a brief description of each effect.
SAR: | Small Room | 8’ x 8’ empty room w/hardwood floor |
Small Rehearsal Hall | 20’ x 40’ hall, wood floors, hard walls | |
LAR: | Large Hall | 50’ x 100’ hall, about 50 persons |
Concert Hall | 5000-seat hall, full crowd | |
SPR: | Plate Reverb | Simulates studio steel plate reverb |
Spring Reverb | Simulates multi-spring reverb tank | |
DLY: | Slapback, short | 125ms delay + reverb |
Slapback, Med-short | 240ms delay + reverb | |
Slapback, Medium | 350ms delay + reverb | |
Slapback, Long | 557ms delay - 630’ travel time | |
Multi: | Short Med. Surface | 280ms delay w/21.8% regen + reverb |
Medium Hard Surface | 335ms delay w/26.5% regen + reverb | |
Chor-Delay | 400ms delay with modulation | |
Chor-Verb | Hall reverb w/modulated pre-delay | |
Slap-Verb | Medium hall w/200ms pre-delay | |
Instrument Doubler | Simulates second track slightly out-of-sync |
Crate Acoustic Ca-60d User Manual Crate.com Download
CA60D Block Diagram:
left | right | ||||
effects | line out | ||||
instrument | mode | ||||
effects | |||||
channel | chorus | ||||
input | filter | tones | chorus | send | |
on | on | ||||
rev/ | |||||
effect | |||||
active | piezo | send | DSP | ||
freq cut | gain | low mid high shape | depth | rate | |
reverb | |||||
return |
phantom | peak | |||
power | high pass | |||
low-z | vocal/aux | rev/ | line out | filter |
hi-z | high | |||
input | channel | effect | chorus | on |
send | bal. | right | ||
tones | low | |||
low-z | ||||
level | 30w | |||
bal. | master | |||
gain | low | high | effects | level |
hi-z | return | |||
low | ||||
input | left | |||
30w |
www.crateamps.com
©1999 SLM Electronics
A Division of St. Louis Music Co.
1400 Ferguson Avenue
Crate Acoustic Ca-60d User Manual Crate.com Online
St. Louis, MO 63133
P/N 47-941-03