McIntosh c22 - Manual - manualsarea.com

Page 2 - C22 STEREO PREAMPLIFIER; GENERAL DESCRIPTION

C22 STEREO PREAMPLIFIER GENERAL DESCRIPTION The Mclntosh C22 Stereophonic Pream- plifier is a control center for any stereophonic sound system. To increase your enjoyment of stereo, this control center does four jobs with precise control. First, the control center amplifies weak electrical impulses....

Page 4 - FRONT PANEL FACILITIES

Main Output: 2.5 volts with rated input. Tape Output: .25 volts with rated input. Left Plus Right Output: 1 volt from generator impedance of 25,000 ohms. Voltage Amplification: Auxiliary, Tape, Tuner 1, and Tuner 2: To Main Output, 20 db (10 to 1). To Tape Output, 0 db (1 to 1). Phono 1 and Phono 2 ...

Page 5 - VOLUME

INPUT SELECTOR Figure 2. INPUT SELECTOR switch. Select any one of eight program sources with this switch: 1. A U X : any auxiliary service requiring flat amplification, such as a television set, is connected to the C22 through the AUX position. 2. TAPE: any s e l f - c o n t a i n e d tape machine (...

Page 8 - LOUDNESS; CONTROLS B E H I N D THE FRONT P A N E L; PILOT LAMP INTENSITY

LOUDNESS Figure 12. LOUDNESS switch. Use the LOUDNESS switch in the COM- PENSATED position to listen at low volume and still hear full-frequency range. When youturn down the volume, the music will seem to lose much of its bass and some of its treble. This e f f e c t is due to the sensitivity charac...

Page 9 - CONNECTING; AC CONNECTIONS

PANLOC BUTTONS At the bottom front corners are the PANLOC buttons. A f t e r a preamplifier is installed on the PANLOC shelf, depressing the PANLOC buttons will lock the preampli- fier firmly in position. Depressing the PANLOC buttons a second time (as with a ball-point pen) will release the preampl...

Page 10 - AC POWER; I N P U T CONNECTIONS

AC POWER P l u g t h e AC power cord in 105 volt to 125 volt, 50 to 60 cycle power line. The power used by t h e C22 is 34 watts. I N P U T CONNECTIONS The C22 provides eight separate program i n p u t s controlled b y t h e I N P U T SELECTOR switch. One i n p u t f o r tape m o n i t o r o r t a p...

Page 11 - OUTPUT CONNECTIONS

Figure 16. T u r n t a b l e s f e e d i n g low-level i n p u t s . OUTPUT CONNECTIONS T h e r e are two sets of o u t p u t s on the l e f t h a l f of t h e back p a n e l . (See F i g u r e 15) O n e p a i r i s m a r k e d M A I N . The second p a i r i s m a r k e d T A P E . The M A I N o u t...

Page 13 - BASS CONTROLS AND T R E B L E CONTROLS

C O M P E N S A T E D position. 7. Place the TAPE switch in the M O N I T O R position. 8. Place the P H A S E switch in t h e 0° position.9. Place t h e R U M B L E f i l t e r switch in the FLAT position. 10. Place the H . F . cutoff f i l t e r switch in the FLAT position. 11. T u r n the MODE SE...

Page 14 - . S e t t h e H F c u t o f f f i l t e r t o FLAT. (See page; LISTENING TO M O N O P H O N I C RECORDS

The L O U D N E S S switch on the C22 changes the V O L U M E control to a l o u d n e s s com- pensated control to correct f o r t h i s effect. W h e n you wish to listen to m u s i c at a greatly reduced loudness level a n d yet h e a r bass a n d treble in t h e i r proper r e l a t i o n s h i ...

Page 15 - LISTENING TO A STEREO TAPE M A C H I N E; . Set t h e R U M B L E f i l t e r c o n t r o l t o F L A T .; U S I N G THE C22 FRONT; PANEL TAPE INPUT JACKS

C O N T R O L S so t h a t the d i a l indicators are c e n t e r e d between the p a n e l m a r k i n g s L and R. 8. Adjust t h e V O L U M E control to the desired volume. LISTENING TO A STEREO TAPE M A C H I N E A stereo tape m a c h i n e w i t h its own play- back p r e a m p l i f i e r s s ...

Page 16 - USING THE C22 WITH MICROPHONES FOR STEREO; O P E R A T I N G C U R V E S

the other t h e only control that is effective isthe TAPE JACK switch. (Note: Some portabletape m a c h i n e s w i l l d r i v e t h e C 2 2 even t h o u g h the TAPE JACK switch is in the R E C O R D p o s i t i o n . ) T h i s is not a n o r m a l c i r c u i t use a n d a distorted signal u s u ...

McIntosh c22 - Manual

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