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Summary of Contents for McIntosh MC-2105
- Page 1 F R O M S E R I A L N O . 10M01 2 6 M 0 7 M c l N T O S H L A B O R A T O R Y INC. C H A M B E R S S T R E E T B I N G H A M T O N , NEW Y O R K...
- Page 2 E L E C T R I C A L S P E C I F I C A T I O N S POWER OUTPUT: 105 RMS watts continuous per channel into 4, 8, or 16 ohms both channels operating. HARMONIC DISTORTION: Less than 0.25% at 105 watts power output from 20 Hz to 20...
- Page 4 INPUT SECTION PRINTED CIRCUIT BOARD 0 4 3 - 7 9 5 L O C A T I O N OF T R A N S I S T O R S NOT ON PRINTED CIRCUIT BOARDS...
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Page 5: Input Section
INPUT SECTION P R I N T E D CIRCUIT B O A R D 0 4 3 - 7 9 5 HEAVY LINE SHOWS P R I M A R Y SIGNAL PATH INPUT SECTION MC 2I05 1 5 4 - 2 9 2... - Page 6 LEFT CHANNEL POWER OUTPUT SECTION PRINTED CIRCUIT BOARD 043-805 RIGHT CHANNEL POWER OUTPUT SECTION PRINTED CIRCUIT BOARD 043-805...
- Page 9 METER SECTION PRINTED CIRCUIT BOARD METER SECTION MC 2105 1 5 4 - 2 9 4...
- Page 10 S C H E M A T I C N O T E S Unless otherwise specified: Resistance values are in ohms, 1/2 watt, and 10% tolerance; capacitance values smaller than 1 are in microfarads (µf) ; capacitance values greater than 1 are in picofarads ( p F ) ;...
- Page 11 TRANSISTORS R E P L A C E M E N T PARTS Si. NPN transistor 132-054 Q1,2 Si. NPN transistor All parts not listed are common items obtain- 132-054 Q3,4 able from radio parts jobbers. Si. PNP transistor 132-031 Q5,6 Replacement parts may be obtained when ordered Si.
- Page 12 SWITCHES Input coupling switch 148-006 S101 Speaker switch 146-103 S201 Meter range switch 146-109 146-102 S301 Power on-off switch 153-007 Thermal cut-out S302,303 TRANSFORMERS Output transformer T 1 0 1 , 1 0 2 043-649 T301 Power transformer 043-693 FRONT PANEL AND TRIM Front panel 043-735 Front panel end caps...
- Page 13 SCHEMATIC PART NO. 0 3 8 - 3 2 1...
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