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18

Amplifier Specifications

Power Output

200 watts is the minimum sine wave continuous average 

power Output per channel, both channels operating

Output Load Impedance

2, 4 or 8 ohms 

Rated Power Band

20Hz to 20,000Hz

Total Harmonic Distortion

0.005% maximum with both channels operating from 

250 milliwatts to rated power, 20Hz to 20,000Hz

Intermodulation Distortion

 

0.005% maximum, if the instantaneous peak power out-

put does not exceed twice the rated power output for any 

combination of frequencies from 20Hz to 20,000Hz.

Dynamic Headroom

3.1dB

Wide Band Damping Factor

Greater than 40

Power Guard

Less than 2% THD with up to 16dB overdrive at 

1,000Hz

Frequency Response

+0, -0.5dB from 20Hz to 20,000Hz

+0, -3dB from 10Hz to 100,000Hz

Preamplifier Output 1 and 2 (for rated Input)

1.4V unbalanced (8V Maximum)

2.8V balanced (8V Maximum)

Sensitivity (for rated Output)

High Level, 250mV unbalanced, 500mV balanced

Phono MM, 2.5mV

Phono MC, 0.25mV

Power Amp In, 1.4V

Signal To Noise Ratio (A-Weighted)

High Level, 95dB below rated Output

Phono MM, 82dB below 5mV Input

Phono MC, 80dB below 0.5mV Input

Power Amplifier, 113dB below rated Output

Input Impedance

High Level, 20K ohms

Phono MM - 47K ohms; 50pF

Phono MC - 50, 100, 200, 400 or 1,000 ohms; 100pF

Preamplifier Output Impedance

220 ohms

Equalizer Controls

Maximum Input Signal

High Level, 8V unbalanced, 16V balanced

Phono MM, 80mV

Phono MC, 8mV

Power Amplifier In, 16V

Preamplifier Output Impedance

220 ohms

Headphone Impedance

100 to 600 ohms

Voltage Gain

High Level to Rec Output: 0dB

High Level to Output 1 and 2: 15dB

Phono MM to Rec Output: 40dB

Phono MC to Rec Output: 60dB

Phono MM to Output 1 and 2: 55dB

Phono MC to Output 1 and 2: 75dB

Power Amplifier: 29dB

Power Control and Trigger Output

12VDC, 25mA

 

-15

20                50           100          200              500           1k    

        2k               5k          10k        20k

FREQUENCY IN HERTZ

   0

 

-  5

A

M

P

L

I

T

U

D

E

I

N

D

E

C

I

B

E

L

S

 

-10

 

+  5

 

+10

 

+15

Digital Audio Specifications

Digital Input Signal Format

Coaxial and Optical Inputs - SPDIF (PCM)

MCT and USB Inputs - PCM, DSD

Digital Input Sample Rates

Optical: PCM - 16Bit, 24Bit - 44.1kHz to 192kHz

Coaxial: PCM -16Bit, 24Bit - 44.1kHz to 192kHz

MCT: PCM, SACD, -16Bit, 24Bit - 44.1kHz to 192kHz

USB: PCM - 16Bit, 24Bit, 32Bit - 44.1kHz to 384kHz

          DXD - DXD352.8kHz, DXD384kHz

          DSD - DSD64, DSD128, DSD256, DSD512

HDMI: PCM 24bit, 44.1kHz - 192kHz

             DTS

             Dolby Digital

Digital Inputs

Coaxial: 0.5V p-p/75 ohms

Optical: -15dbm to -21dbm (TOS Link)

MCT: 0.5V p-p/75 ohms

USB: USB Type B Connector 

HDMI

Representative Equalizer  

Boost/Cut Frequency Response

Содержание MA8950

Страница 1: ...McIntosh Laboratory Inc 2 Chambers Street Binghamton New York 13903 2699 Phone 607 723 3512 www mcintoshlabs com MA8950 Integrated Amplifier Owner s Manual...

Страница 2: ...ation exposure limits set forth for an uncontrolled environment and meets the FCC radio frequency RF Exposure Guidelines in Supplement C to OET65 and RSS 102 of the IC radio frequency RF Exposure rule...

Страница 3: ...ating the Front Panel 11 Navigating the Remote Control 12 Setting Up Your MA8950 13 Using Knobs for Menu Navigation 13 Entering Setup Menu 13 Entering Trim Functions Menu 13 Selecting Adjusting Menu S...

Страница 4: ...DMI ARC COAX 2 COAX 1 MCT OPTICAL 2 OPTICAL 1 DIGITAL AUDIO INPUTS SERIAL NUMBER Trademark and License Information The McIntosh MA8950 incorporates copyright protected technology that is protected by...

Страница 5: ...is not obstructed Allow 20 inches 50 8cm depth behind the front panel Allow 1 7 6 inch 3 66cm in front of the mounting panel for Knob clearance Be sure to cut out a ventilation hole in the mounting s...

Страница 6: ...OPEN SERIAL NUMBER 120V 50 60Hz 4 4A T 6 3AL 250V UNBALANCED INPUTS PHONO BALANCED OUTPUTS USB AUDIO DA2 DIGITAL AUDIO MODULE HDMI ARC COAX 2 COAX 1 MCT OPTICAL 2 OPTICAL 1 DIGITAL AUDIO INPUTS SERIA...

Страница 7: ...R 120V 50 60Hz 4 4A T 6 3AL 250V UNBALANCED INPUTS PHONO BALANCED OUTPUTS USB AUDIO DA2 DIGITAL AUDIO MODULE HDMI ARC COAX 2 COAX 1 MCT OPTICAL 2 OPTICAL 1 DIGITAL AUDIO INPUTS SERIAL NUMBER Power Amp...

Страница 8: ...Connect included Jumper Plugs see next page to Output 1 and PWR AMP to use onboard amp see Page 16 5 PWR AMP Input The included Jumper Plugs see next page connect Output 1 to the onboard power amplif...

Страница 9: ...tors Below is the Pin configuration for the XLR Balanced Input Connectors on the MA8950 Refer to the dia gram for connection PIN 1 Shield Ground PIN 2 Output PIN 3 Output Power Control and Trigger Con...

Страница 10: ...sh Wrench and turn the posts one quarter turn 90 clockwise WARNING Overtightening can cause damage Opening Preparing Your Speaker Wire Your speaker cord will have two sections each with a set of wires...

Страница 11: ...l show information based on your current selection Shows inputs and Menu options for navigation 5 Equalizer Toggle Button Toggle the Equalizer see Page 16 On or Off for the currently selected Input wi...

Страница 12: ...it will resume from where it left off if you press the button again 11 Stop Cancels media playback and resets progress through it 22 23 24 12 Previous Previous Preset You can go back to your previous...

Страница 13: ...Unswitched The front panel Remote Control Output buttons will be deactivated and the outputs will be always On SETUP HEADPHONES Mute All Outputs Mute No Outputs Mute All Outputs When headphones are pl...

Страница 14: ...er TRIG 1 or TRIG 2 when Output 2 is activated either via the front panel buttons or the Remote Control SETUP TRIGGER 1 TRIGGER 2 Main Output 1 Output 2 Input Hold Input SETUP TRIGGER 1 2 input name O...

Страница 15: ...ing and adjusting Settings in the Trim Function Menu The Remote Control will also adjust these Settings Note The Balance Input Trim and Equalizer Settings in this Menu will only be adjusted and affect...

Страница 16: ...s The Power Guard LED lights on the front panel will be lit when it automatically activates The MA8950 also includes an internal Sentry Monitor which guages the amount of incoming electricity and will...

Страница 17: ...he difference between Fixed Output and a regular Output A A regular Output is designed to be used for listening Sound from regular Outputs will behave as anticipated adjusting the Equalizer or Volume...

Страница 18: ...put Impedance High Level 20K ohms Phono MM 47K ohms 50pF Phono MC 50 100 200 400 or 1 000 ohms 100pF Preamplifier Output Impedance 220 ohms Equalizer Controls Maximum Input Signal High Level 8V unbala...

Страница 19: ...ic feet are attached to the bottom of the equipment Two 10 x 2 1 2 inch screws and washers must be used to fasten the unit securely to the bottom pad and wood skid This will ensure the proper equipmen...

Страница 20: ...cts is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice Printed in the U S A McIntosh Laboratory Inc 2 Chambers Street Binghamton NY 13903 www mcin...

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