McIntosh MX113 Owner'S Manual Download Page 1 | Manualshive

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Reading Time: 45 Minutes

Price $1.25

THE MclNTOSH MX113 FM/FM STEREO-AM TUNER-PREAMPLIFIER

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Summary of Contents for MX113

Page 1: ...Reading Time 45 Minutes Price 1 25 THEMclNTOSH MX113 FM FM STEREO AM TUNER PREAMPLIFIER...

Page 2: ......

Page 3: ...ervice agency 3 Always have service done by a Mclntosh authorized service agency If the instrument is modified or damaged as a result of un authorized repair the SERVICE CONTRACT will be cancelled Dam...

Page 4: ...e design of the mounting template allows you to posi tion or locate the cutout from the front or rear of the panel to which the instrument is to be mounted Position the plas tic mounting template over...

Page 5: ...template The sides of the mounting brackets should match the vertical dash lines on the template If necessary loosen the screws and push the brackets into alignment and retighten Insert the power cord...

Page 6: ...y be obtained with the use of an outdoor FM antenna In many areas the indoor dipole may be satisfactory CONNECTING AN INDOOR DIPOLE ANTENNA The flexible folded dipole antenna 300 ohm supplied with the...

Page 7: ...LEFT SPEAKER RIGHT SPEAKER TO 120V AC OUTLET POWER AMPLIFIER TURNTABLE TAPE RECORDER AM ANTENNA FM ANTENNA 5...

Page 8: ...nd counterclockwise decreases lows Turn the control to the center position for flat response TREBLE The TREBLE is a concentric control The outer knob con trols the high frequency response in the right...

Page 9: ...ponse of the MX 113 is flat TAPE The TAPE pushbutton allows instantaneous comparison of recorded material and the program source With the push button at the IN position the recorded tape is heard With...

Page 10: ...tly in front of you If the sound is not directly in front of you with the phase switch in the 0 NORMAL position reverse the leads on one loudspeaker When the sound comes from directly in front of you...

Page 11: ...the SELECT button at the IN position LISTENING TO FM OR FM STEREO Turn the INPUT SELECTOR to FM Rotate the tuning knob to the station of your choice Separation of a weak station from a strong adjacen...

Page 12: ...icrovolts at 1 000 kHz using external antenna input SIGNAL TO NOISE RATIO 45 dB HARMONIC DISTORTION 1 at 30 modulation FREQUENCY RESPONSE Down 6 dB at 3 500 Hz ADJACENT CHANNEL SELECTIVITY 35 dB with...

Page 13: ...l volume SELECTIVITY Increases the ability of the tuner to separate a weak distant station from a strong local station on adjacent channels MUTING Suppresses the background noise and hiss nor mally he...

Page 14: ...0 0 10 20 30 40 50 60 70 80 90 20 100 1000 10000 FREQUENCY IN HERTZ 3 2 1 0 FM HARMONIC DISTORTION RF INPUT SIGNAL IN MICROVOLTS ACROSS 300 OHMS 0 1 1 0 10 100 1K 10K 0 10 20 30 40 50 60 70 FM IF CHAR...

Page 15: ...ENCY RESPONSE 0 10 20 30 40 RELATIVE OUTPUT IN dB AM SELECTIVITY AT 1000 kHz RELATIVE OUTPUT IN dB FREQUENCY IN HERTZ 20 100 1000 10000 20000 FREQUENCY IN kHz 1030 1020 1010 1000 990 980 970 0 20 40 6...

Page 16: ...nse in dB FREQUENCY IN HERTZ 20 100 1000 10000 20000 15 10 5 0 5 10 15 20 LOUDNESS AND FILTER CHARACTERISTICS FREQUENCY IN HERTZ 20 100 1000 10000 20000 20 15 10 5 0 5 10 15 20 TONE CONTROLS FREQUENCY...

Page 17: ...gate MOS FET The sides of the IF curve are compressed by this circuit narrowing the IF band pass In this mode of operation weak stations adjacent to strong stations can be tuned with surprising clari...

Page 18: ...M receivers An other advantage of the Mclntosh circuit is freedom from cross modulation and overloading by strong local stations A high quality loopstick antenna is provided It can be rotated for maxi...

Page 19: ...The remaining two tran sistors are connected as a high gain amplifier stage The high gain of this stage is used to advantage for the tone control negative feedback circuits Negative feedback in the t...

Page 20: ...18 FM AM BLOCK DIAGRAM...

Page 21: ...19...

Page 22: ...STATION LOG 20 CALL LETTERS FREQUENCY LOCATION ANTENNA DIRECTION CALL LETTERS FREQUENCY LOCATION ANTENNA DIRECTION...

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Page 24: ...MclNTOSH AUDIO DIVISION 2 CHAMBERS ST BINGHAMTON N Y 13903 607 723 3512 Design subject to change without notice Printed in U S A 038 876 BE022003...

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