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OWNER'S MANUAL

STERE

O

 RECEIVE

R

MAC 1700

Summary of Contents for Mac 1700

Page 1: ...OWNER S MANUAL STEREO RECEIVER MAC 1700 ...

Page 2: ...e 4 first This gives you a brief outline of what each control and indicator does Reading time for this manual is 30 minutes This is time well spent CONTENTS GENERAL DESCRIPTION 1 SPECIFICATIONS 3 IF YOU ARE IN A HURRY 4 CABINET INSTALLATION 5 INSTALLATION CONNECTIONS 7 COMPLETE SYSTEM HOOK UP 9 BLOCK DIAGRAM 10 FRONT PANEL INFORMATION 12 BALANCING YOUR SYSTEM 15 ENJOYING YOUR SYSTEM 16 GUARANTEE C...

Page 3: ...accurate and definite standards Your records and tapes sound alive and thrilling when you hear them through your MAC 1700 Sixteen silicon planar transistors are used in the preamplifier Silicon planar transistors are used because of their high thermal stability low noise and superior high fre quency response POWER AMPLIFIER Your MAC 1700 delivers 40 watts of power with both channels operating This...

Page 4: ... If however the power dissipation in the output transistors becomes excessive due to speaker short circuit open circuit or a very low impedance load the monitor transistors sense this through sam pling devices in the output circuit The monitor tran sistors restrict the drive to the output transistors The restricting operation of the power monitoring circuit is immediate for any input signal or loa...

Page 5: ...ts per channel or less into 4 or 8 ohm loads and 60 watts per channel or less into 16 ohm loads with both channels operating FREQUENCY RANGE At rated output both channels 0 5db 20 cycles through 20 000 cycles 0 3db 10 cycles through 80 000 cycles OUTPUT IMPEDANCE 4 ohms 8 ohms 16 ohms no impedance switching required INTERNAL IMPEDANCE DAMPING Less than 04 ohms damping factor greater than 100 INPUT...

Page 6: ...dphones 8 Loud use this switch to compensate for low volume listening and still hear full frequency range 9 Filter In reduces high frequency noise such as record surface noise and reduces low freq uency noise such as turntable rumble 10 Muting In eliminates interstation noise Muting Out use to receive weak stations 11 Tape Mon monitor position used to monitor a recording when used with a tape reco...

Page 7: ...ill further increase the life of your receiver The MAC 1 700 installs easily from the front of the cabinet into a panel cutout Front panels of any thickness can be used Four screws into the bottom of the MAC 1700 through the mounting shelf hold the unit firmly in place Due to the weight of the MAC 1700 we recommend the unit rest on a wooden shelf of at least thickness Unless the MAC 1 700 is ade q...

Page 8: ...oles in the cabinet panel 6 Mark the A corner cutouts in the template Join the corner markers The edge of the template can be used as a straight edge 7 Cut out the rectangular opening 8 Take the shelf template and fold along the dotted line Put the dotted line against the back of the front mounting panel Align the center line of the shelf template with the scribed front panel center line 9 Mark ho...

Page 9: ... L input of TAPE HD Connect the right channel to the R input of TAPE HD CONNECTING A TAPE RECORDER or TAPE PLAYER with BUILT IN ELECTRONICS Connect the left channel of the tape player or tape recorder to the L channel TAPE MONITOR input Connect the right channel of the tape player or tape recorder to the R channel TAPE MONITOR input CONNECTING A TAPE RECORDER WITH THREE HEADS Connect the tape outp...

Page 10: ...e areas a highly directional antenna used with a rotator will give the finest possible FM reception Rotate the antenna until it points in the direction of the station or until it receives the best possible signal 75 OHM ANTENNA An unbalanced 75 ohm FM antenna can be used with the MAC 1700 Use the two terminals marked 75 8 Keep the dipole away from large metal objects or surfaces They interfere wit...

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Page 13: ...ical enjoyment is yours The following section gives you a detailed explanation of all the controls and their functions It will tell you how to adjust your MAC 1700 for maximum enjoyment Customer Service McINTOSH AUDIO COMPANY 2 Chambers Street Binghamton New York 13903 11 ...

Page 14: ...s a station broadcasting multiplex stereo VOLUME ON OFF Use the VOLUME control to adjust the vol ume to a desired listening level Turn the VOLUME control clock wise to increase the volume Full counterclockwise rotation turns the unit off TREBLE The TREBLE control is a dual control The small knob controls the treble in the left channel The large knob controls the treble in the right channel The two...

Page 15: ...the tape is played by the playback head through the playback preamplifier in the tape recorder out of the tape recorder into the tape monitor inputs on the MAC 1700 then through the power amplifier of the MAC 1 700 and to the loudspeakers CAUTION IF THE MONITOR LIGHT IS ON SWITCH TO THE OUT POSITION FOR NORMAL LISTENING STEREO MON Stereo for all normal stereo listening Mono for all normal monophon...

Page 16: ...eo on all stations broadcasting stereo The tuner will return to mono operation when you tune in a station broadcasting mono TAPE Any self contained tape recorder one with built in playback electronics PHONO 1 connects the MAC 1700 for stereo and monophonic operation of records PHONO 2 Some as PHONO 1 TAPE HD A tape deck that does not con tain its own playback preamplifier is con nected to the MAC ...

Page 17: ... the program is playing stand in the center of the two loudspeakers Listen to see if there is a difference in loudness from either speaker The sound should come from a point mid way between the speakers If it does not turn the control to ward the speaker that is not as loud as the other Do this until you find the point where the sound comes from the mid point between the speakers If it is impossib...

Page 18: ...ereo tope recorder with its own playback preamplifier should be plugged in the AUX INPUT NOT THE TAPE HD INPUT The AUX input is used 1 Turn the INPUT SELECTOR TO AUX 2 Switch the STEREO MONO switch to STEREO or MONO de pending on the program on the tape 3 Adjust the VOLUME control to the desired volume To listen to tapes connect your tape recorder to the TAPE MON inputs on the rear of the MAC 1700...

Page 19: ... to and from Mclntosh Audio Company TWO YEAR FACTORY SERVICE CONTRACT An application for a Free Two Year Factory Service Contract is included in the packet with this manual The Free Two Year Factory Service Contract will be issued by Mclntosh Audio Company upon receipt of this completely filled out registration form The terms of this contract are defined in the Two Year Factory Service Contract If...

Page 20: ...p and painstaking at tention to finest accuracies make the MAC 1 700 meet high standards MCINTOSH AUDIO COMPANY 2 Chambers St Binghamton N Y MADE IN U S A Phone Area Code 607 723 3512 Design subject to change without notice ...

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