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Thông tin sản phẩm
Tên sản phẩm : Mclntosh MA-2275
Mã sản phẩm : MA-2275
Giá tham khảo : 0 VND
Lượt xem : 4311
Thông tin sơ lược :

MA2275 Vacuum Tube Integrated Amplfier Specifications

POWER OUTPUT
Minimum sine wave continuous average power output per channel, both channels operating is: 75 watts into 2, 4, or 8-ohm loads.


RATED POWER BAND 20Hz to 20kHz


TOTAL HARMONIC DISTORTION
0.5% max. at any level from 250 milliwatts to rated power output per channel from 20Hz to 20kHz.


FREQUENCY RESPONSE
+0, -0.5dB from 20Hz to 20kHz
+0, -3dB from 10Hz to 50kHz


SENSITIVITY
High Level: 250mV for 2.5V rated output (50mV IHF)
Phono: 2.5mV for 2.5V rated output (0.5mV IHF)
Power Amplifier Input: 2.5V for rated output


A-WEIGHTED SIGNAL-TO-NOISE RATIO
High Level: 93dB below rated output
Phono Input: 80dB below 10mV input
Power Amp: 100dB below rated output


INTERMODULATION DISTORTION
SMPTE 0.5% max if instantaneous peak power does not exceed 150W per channel.


INPUT IMPEDANCE
High Level: 22k ohms
Phono: 47k ohms, 65pF


MAXIMUM INPUT SIGNAL
High Level: 8V
Phono: 90mV


MAXIMUM PREAMP VOLTAGE OUTPUT
High Level: 8V
Phono: 8V
Main Out: 8V at preamp output


VOLTAGE GAIN
High level to tape: 0dB
High level to main: 15dB


POWER REQUIREMENTS
120V, 50/60Hz, 3.6 Amps


PREAMP TUBE COMPLIMENT
2 – 12AX7A Phono circuitry
2 – 12AX7A High level circuitry

POWER AMP TUBE COMPLIMENT
2 – 12AT7
4 – KT88/6550


OVERALL DIMENSIONS (H x W x D including knobs and feet)
10-1/8" (25.7cm) X 17-3/4" (45cm) x 18-3/4" (47.6cm)

WEIGHT
77 lbs. (35kg) net, 110 lbs. (50kg) boxed

 
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