McIntosh MX 114 Owner's Manual
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McIntosh MX 114 Owner's Manual

McIntosh MX 114 Owner's Manual

Stereo fm tuner/preamplifier
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MX 114
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Summary of Contents for McIntosh MX 114

  • Page 1 MX 114 PRICE $1.25...

  • Page 2: Table Of Contents

    GUARANTEE may have been made twenty years ago. MX 114 Your purchase of a Mclntosh instrument shows that you are a careful discriminat- ing buyer. One who is interested in quality...

  • Page 3: General Description

    GENERAL DESCRIPTION Every desirable feature of a tuner and preamplifier is included in this design. The MX 114 combines in one unit an ex- FM interstation noise suppression (mut- tremely low-distortion preamplifier with a ing), tuning indicator, FM multiplex indi- highly sensitive FM multiplex tuner.

  • Page 4: Technical Description

    With the "Hard" limit- station. The FM muting operates equally The RF circuits of the MX 114 are ing properties of the preceding two well, of course, when receiving mono or completely shielded and exceed the stages a low capture ratio is obtained.
  • Page 5 TUNING MECHANISM and DIAL DRIVE: In the MX 114, a new type of mechanical tuning assembly gives smooth flywheel tuning. By controlling the relationship of mass and mechanical resistance, and by divid- ing the workloads in the dial drive system, it becomes nearly impossible to detect any backlash.
  • Page 6 The low-frequency filter reduces bass re- POWER SUPPLY: sponse below 50 Hz. The slope of the The power supply of the MX 114 has filters is selected for maximum rejection received very special design atten- of commonly encountered noise. Careful tion.

  • Page 7: Block Diagram

    BLOCK DIAGRAM TUNER SECTION POWER SUPPLY PREAMPLIFIER SECTION...

  • Page 8: Specifications

    SPECIFICATIONS TAPE: 2.5 volts with rated input LOUDNESS: Flat response, or compensated for low listen- USABLE SENSITIVITY: Better than 2.5 microvolts at 100% L+ Ft: 2.0 volts with rated Input ing levels modulation (±75 kHz deviation) for less than 3% total BALANCE: When program material is out of balance, ro- OUTPUT IMPEDANCE: MAIN: 200 ohms, designed to noise and harmonic distortion (IHF)

  • Page 9: In A Hurry

    BALANCE: Adjusts for equal loudness in each chan- nel when the program source has unequal channel- to-channel volume. VOLUME ON/OFF: Turns the MX 114 " O N " and ad- justs loudness of the sound. PUSHBUTTONS: MODE SELECTOR: Push IN for MONO; OUT for STEREO.

  • Page 10: Cabinet Installation

    Insert the power cord through the opening. Carefully for any shelf or bracket to support the MX 114. It is slide the MX 114 into the opening so the rails on With the template in place against the cabinet panel, completely supported by its own mounting brackets.

  • Page 11: Connections

    TAPE to the high level inputs CONNECTING A 75 OHM COAXIAL of the tape recorder. With the MX 114 one of three an- ANTENNA tenna systems can be used: (1) the in- door dipole supplied with the MX 112,...
  • Page 12 CONNECTING THE MX114...

  • Page 13: Front Panel Controls

    TREBLE vision set, is connected to the input stage of the MX 114 in the AUX position. The The TREBLE is a concentric control. The gain is 20 dB to the MAIN outputs. The outer knob controls the high frequency gain is 0 dB to the TAPE outputs.
  • Page 14 - f r e q u e n c y rumble. With the push button released, ground noise and hiss normally heard range. the response of the MX 114 is flat. between stations. With the control in the PANLOC IN position the muting is turned on. Weak...

  • Page 15: Balancing

    BALANCING YOUR STEREO The performance and enjoyment of a stereo system is greatly increased when the system is properly balanced. Three of the factors that effect proper stereo balance are: 1. Balance of the entire system. 2. Proper phase in both channels. 3.

  • Page 16: Using Your Stereo

    PHONO 2, whichever is connected to the record signal causes the automatic circuit to player you wish to hear. switch the MX 114 to stereo. If a station 2. Push the MODE pushbutton IN to MONO. is broadcasting monophonic FM program, 3.

  • Page 17: Guarantee

    Your MX 114 stereo preamplifier FM tuner will give you many years of pleasant and satisfactory performance. If you have any questions concern- ing operation or maintenance please contact the dealer from whom you purchased this instrument or: — CUSTOMER SERVICE Mclntosh Laboratory Inc.
  • Page 18 MclNTOSH LABORATORY INC. 2 CHAMBERS ST., BINGHAMTON, N. Y. 13903 607-723-3512 Design subject to change without notice. Printed In U.S.A. 038-318...

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