Crate Amplifiers CA125 Stereo Amplifier User Manual


 
Crate Acoustic amplifiers are
Made With Pride in the U.S.A.
To get this amplifier to sound its best,
read this owner’s guide prior to its use.
To keep this amplifier looking its best,
avoid abrasive cleansers. Wipe the cab-
inet clean using a slightly dampened
cloth. Never use brass cleaners on the
hardware since they could damage
their protective coatings.
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.
THIS EQUIPMENT HAS BEEN DESIGNED AND ENGINEERED TO PROVIDE SAFE AND
RELIABLE OPERATION. IN ORDER TO PROLONG THE LIFE OF THE UNITAND 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-SERVICEABLE 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.
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.
"IT IS NECESSARYFOR THE USER TO REFER TO THE INSTRUCTION MANUAL"
“ES NECESARIO QUE EL USUARIO SE REFIERAAL MANUAL DE INSTRUCCIONES.”
"REFERREZ-VOUS AU MANUAL D'UTILISATION"
"UNBEDINGT IN DER BEDIENUNGSANLEITUNG NACHSCHLAGEN"
EXPLANATION OF
GRAPHICAL SYMBOLS:
"DANGEROUS VOLTAGE"
“VOLTAJE PELIGROSO”
"DANGER HAUTE TENSION"
"GEFAHLICHE SPANNUNG"
=
=
ATTENTION
RISQUE D'ELECTROCUTION
NE PAS OUVRIR
VORSICHT
ELEKTRISCHE SCHLAGGEFAHR
NICHT OFFENEN
ATTENTION: POUR REDUIRE D'ELECTROCUTION NE PAS
ENLEVER LE COUVERCLE. AUCUNE PIECE INTERNE N'EST REPRABLE
PAR L'UTILISATEUR. POUR TOUTE REPARATION, S'ADRESSER A UN
TECHNICIEN QUALIFIE.
VORSICHT: ZUR MINIMIERUNG ELEKTRISCHER SCHLAGGEFAHR NICHT
DEN DECKEL ABENHMEN. INTERNE TEILE KONNEN NICHT VOM
BENUTZER GEWARTET WERDEN. DIE WARTUNG IS QUALIFIZIERTEM
WARTUNGSPERSONAL ZU UBERLASSEN.
Output Power Rating: 125 watts RMS total system power
Woofer Amp: 2 x 50 watts RMS @1% THD
Tweeter Amp: 25 watts RMS @1% THD
Inst. Channel:
Low: +/-15dB @ 80Hz
Mid: +/-15dB @ 400–1.2kHz (Contour)
High: +/-15dB @ 10kHz
Input Impedance: 25k ohm (Active), 2.2M ohm (Piezo)
Input Sensitivity: 22mV RMS (Active), 9mV RMS (Piezo)
Sens. to Eff Send/Line out: 70mV
Max Input Signal: 6v RMS (17v peak to peak)
Feedback Elimination: Freq: variable from 80Hz to 4kHz
Cut: variable from -0 to -30dB
V
oc. Ch: Input Impedance: 3k ohm (Lo-Z), 20k ohm (Hi-Z)
Input Sensitivity: 3mV RMS (Lo-Z), 15mV RMS (Hi-Z)
Sens. to Eff Send/Line out: 9mV (Lo-Z), 50mV (Hi-Z)
Max Input Signal: 10v RMS (28v peak to peak)
Aux. Ch:
Input Impedance: 20k ohm
Input Sensitivity: 15mV RMS
Sens. to Eff Send/Line out: 50mV
Max Input Signal: 10v RMS (28v peak to peak)
Master EQ’s: +/-12dB @ 80Hz, 330Hz, 1kHz
4kHz, 10kHz
Effects Loop: Line Out 1v RMS,
Line In 1v RMS
Eff Return to Line Out Sens:
50mV
Eff Return In. Impedance: 11k ohm
Eff Send Out. Impedance: 2.2k ohm
Line Out Out. Impedance: 220 ohm (Lo-Z), 2.2k ohm (Hi-Z)
Internal Woofers: 2 x 8” w/polypropylene cones,
rubber surrounds, 30oz magnet,
1” voice coil, 8 ohms, 500w RMS,
95dB 1w 1m
Internal Tweeter: High efficiency Piezo,
110dB 1w 1m
Internal Crossover: Active electronic type
Power Requirements: 120VAC, 60Hz, 160VA;
100/115VAC, 50/60Hz, 160VA;
230VAC, 50/60Hz, 160VA
Size and Weight: 16-3/4”H x 21”W x 10-1/2”D, 42 lbs.
Technical
Specifications: