McIntosh MR 75 Скачать руководство пользователя страница 3

Your MR 75 AM/FM Tuner

can give you many years of
satisfactory performance. If you

have any questions, please contact:

CUSTOMER SERVICE

Mclntosh Laboratory Inc.

2 Chambers Street

Binghamton, New York 13903

Phone: 607-723-3512

Take Advantage of 3 years

of Contract Service-

Fill in the Application NOW.

Contents

SERVICE CONTRACT INFORMATION 1

INSTALLATION 2, 3

HOW TO CONNECT AND

BACK PANEL INFORMATION 4-6

FRONT PANEL INFORMATION

AND USE OF CONTROLS 6, 7

PERFORMANCE LIMITS 8

PERFORMANCE CHARTS 9, 10

TECHNICAL DESCRIPTION 11, 12

BLOCK DIAGRAM 13

Copyright 1981 © by Mclntosh Laboratory Inc.

1

McINTOSH THREE YEAR SERVICE CONTRACT

An application for A THREE YEAR SERVICE CONTRACT is included with this manual.

The terms of the contract are:

1. Mclntosh will provide all parts, materials

and labor needed to return the measured

performance of the instrument to the

original performance limits. The SER-

VICE CONTRACT does not cover any

shipping costs to and from the authoriz-

ed service agency or the factory.

2. Any Mclntosh authorized service agency

will repair Mclntosh instruments at nor-

mal service rates. To receive service

under the terms of the SERVICE CON-

TRACT, the SERVICE CONTRACT CER-
TIFICATE must be presented when the

instrument is taken to the service agency.

3. Always have service done by a

Mclntosh authorized service agency. If

the instrument is modified or damaged
as a result of unauthorized repair, the

SERVICE CONTRACT will be cancelled.

Damage by improper use or mishandl-

ing is not covered by the SERVICE

CONTRACT.

4. The SERVICE CONTRACT is issued to

you as the original purchaser. To pro-

tect you from misrepresentation, this

contract cannot be transferred to a se-

cond owner.

5. To receive the SERVICE CONTRACT,

your purchase must be made from a

Mclntosh franchised dealer.

6. Your completely filled in application for

the SERVICE CONTRACT must be post-

marked within 30 days of the date of
purchase of the instrument.

7. To receive the SERVICE CONTRACT, all

information on the application must be

filled in. The SERVICE CONTRACT will

be issued when the completely filled in

application is received by Mclntosh

Laboratory Incorporated in Binghamton,

New York.

8. Units in operation outside the United

States and Canada are not covered by
the Mclntosh Factory Service Contract,

irrespective of the place of purchase.

Nor are units acquired outside the
U.S.A. and Canada, the purchasers of

which should consult with their dealer
to ascertain what, if any, service con-

tract or warranty may be available locally.

Содержание MR 75

Страница 1: ...Reading Time 32 Minutes Price 2 00 THE MR 75 AM FM TUNER...

Страница 2: ...the rear panel of the chassis Record that serial number here Serial Number The model serial number and purchase date are important to you for any future service Record the purchase date here Purchase...

Страница 3: ...ACT the SERVICE CONTRACT CER TIFICATE must be presented when the instrument is taken to the service agency 3 Always have service done by a Mclntosh authorized service agency If the instrument is modif...

Страница 4: ...ctions 1 Open the carton and remove the PANLOC brack ets hardware package and mounting template Re move the MR 75 from its plastic bag and place it up side down on the shipping pallet then unscrew the...

Страница 5: ...length in the A holes on each side attach the PANLOC brackets to the cabi net panel the short flange is mounted against the front face of the cabinet panel The screws pass through the PANLOC bracket f...

Страница 6: ...e ANTENNA 300ft FM push connectors The flexible folded dipole antenna 300 ohm sup plied with the MR 75 is for use in urban or high strength signal areas Connect the two leads from the dipole to the AN...

Страница 7: ...LTERNATE AM ANTENNA TO EXTERNAL GROUND FM ANTENNA OPTIONAL 75 ANTENNA LEAD IN TO AC POWER SOURCE MAXIMUM PERFORMANCE INDICATOR OR OSCILLOSCOPE LEFT SPEAKER PREAMPLIFIER RIGHT SPEAKER 5 POWER AMPLIFIER...

Страница 8: ...C outlet Front Panel Information and Use of Controls The MR 75 Tuner has a flexible control system Pro per use of these controls will yield a high level of per formance INPUT SELECTOR The two position...

Страница 9: ...Knob can be tuned mechanically slightly away from the frequency of the FM station without detuning the MR 75 This makes tuning the MR 75 very easy but can cause the MR 75 to not return to the FM stati...

Страница 10: ...ion 60 dB minimum AM SECTION Sensitivity 75 V IHF with external antenna Signal To Noise Ratio 45 dB minimum IHF or 55 dB at 100 modulation Frequency Response 0 6 dB from 20 Hz to 3500 Hz Harmonic Dist...

Страница 11: ...1k 10k SIGNAL INPUT IN MICROVOLTS F M HARMONIC DISTORTION 100 MODULATION 0 5 0 4 0 3 0 2 0 1 0 20 100 1k 10k 20k FREQUENCY IN HERTZ HARMONIC DISTORTION IN PERCENT RESPONSE AND SEPARATION IN dB 10 0 1...

Страница 12: ...MINIMUM USABLE SENSITIVITY IHF AM SELECTIVITY AT 1000 kHz 970 980 990 1000 1010 1020 1030 10 FREQUENCY IN HERTZ FREQUENCY IN kHz 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 0 120 100 8...

Страница 13: ...LTIPLEX The heart of the multiplex section is a new third generation phase locked loop PLL stereo decoder in tegrated circuit IC This PLL IC incorporates two special systems an automatic variable sepa...

Страница 14: ...ain a high degree of selectivity yet allowing good audio fidelity A 10 kHz active filter eliminates the whistle and irritating monkey chatter caused by an adjacent station The automatic volume control...

Страница 15: ...McINTOSH MR 75 AM FM TUNER Block Diagram 13...

Страница 16: ...C 2 CHAMBERS ST BINGHAMTON N Y 13903 607 723 3512 The continuous improvement of its products is the policy of Mclntosh Laboratory Incorporated who reserve the right to improve design without notice Pr...

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