OURPROMISETOYOU:
YourMclntoshC 26mustbecapableof
performanceasadvertisedoryouwill
geta refundofyourpurchaseprice.
Noothermanufacturergivesyouthis
promise.
VOLUMECONTROL;Precision"tracked"atalllistening
levelsfortruestereobalance.TheACON/OFF
switchiscoupledwiththevolumecontrol.
TAPEMONITORSWITCH:Twoswitches,twoposition
mechanicallyinterlocked.
ACOUTLETS:
1unswitched(Red),4 switched
LF
FILTER:
Flat,
or
roll-offbelow
50Hz,6 dBper
octave,
down12dBat20Hz
HFFILTER:Flat,orroll-offabove5kHz,6 dBperoctave,
down12dBat20,000Hz
SPEAKER
SWITCH:
MAIN—Switch
the
MAIN
Loud-
speakerONorOFFwithoutaffectingtheperform-
anceofREMOTEspeakers.
REMOTE—SwitchtheREMOTEloudspeakerONor
OFFwithoutaffectingtheperformanceoftheMAIN
speakers.
INPUT
SELECTOR:
6
positions
AUX
(auxiliary
or
spare),
TAPE2,TAPE1,TUNER,PHONO1,andPHONO2
MODE
SELECTOR:
7
positions:
LEFT
only
to
both
speakers,RIGHTonlytobothspeakers,STEREORE-
VERSE,
STEREO,
MONO,
MONO
to
Left
speaker
only,
MONOtoRightspeakeronly.
HEADPHONES:Forlowimpedancestereoheadphones.
SECONDARYCONTROLS
CENTERCHANNELLEVELTopofchassiscontrolto
adjusttheoutputleveloftheleftplusrightprogram
material
atthe
CENTER
CHANNEL
output
onthe
back
panel.
PHASECONTROL:Electronicallyreversephaseinthe
leftchanneltocorrect"outofphase"programsources.
TRANSISTORCOMPLIMENT:10Silicon-planartran-
sistors,3 diodes
POWERREQUIREMENT:117/125
volts,
50/60
Hz,12
watts
MOUNTING:MclntoshdevelopedprofessionalPAN-LOC
MECHANICALSPECIFICATIONS
SIZE:
Front
panel—16
inches
wide
by
57/16
inches
high;
Chassis—15incheswideby5 incheshighby13
inchesdeep,includingPAN-LOCshelfandbach
panelconnectors;KnobClearance—1½inchesin
frontofmountingpanel
r
WEIGHT:18poundsnet,28poundsinshippingcarton
FINISH:FrontPanel—AnodizedgoIdandblackwith
specialgold/tealpanelnomenclatureillumination
CHASSIS:Chromeandblack
2
Chambers
St.,Binghamton,
N.Y.
13903
Phonearea6077233512
MadeinU.S.A
LABORATORYINC.
FRANCHISEDDEALER
038-259
ELECTRICALSPECIFICATIONS
FREQUENCY
RESPONSE:
+0
-0,5
dB20Hzto
20,000
Hz
DISTORTION:
Less
than
0.1%
at2.5
volts
output,
20
Hzto20,000Hz
INPUTSENSITIVITYANDIMPEDANCEPHONO1 and
PHONO2—2millivoltsat47,000ohmsfor2.5volts
output.
AUX,TAPE1,TAPE2,TUNER—.25voltsat250,000
ohmsfor2.5voltsoutput.
HUMANDNOISEPHONO1 andPHONO2—74dB
below
10
millivolt
input,
equivalent
to
less
than
2
microvoltsattheinputterminals.
AUX,TAPE1,TAPE2,TUNER—85 dBbelowrated
output.
OUTPUT-MAIN—2.5voltswithratedInput.Upto10
voltscanbedevelopedwithoutdistortion.
TAPE—2.5voltswithratedinput.PHONOinput
signalof10millivoltsproduces1.2voltsoutput.
CENTERCHANNEL(LI R)—2.5volts.A levelcontrol
adjusts
the
CENTER
CHANNEL
output
from
-6dB
to+6dBwithrespecttoMAINoutput.
OUTPUTIMPEDANCE:MAIN—2,000ohms,designed
tooperateinto47,000ohmsormore
TAPEOUTPUT—About200ohms,designedtoop-
erateinto47,000ohmsormore
CENTERCHANNEL(L+ R)—About1,200ohms,de-
signedtooperateinto47,000ohmsormore
FACILITIES
BASS
CONTROLS:
11
position
concentric
switches,sep-
aratecontrolsforeachchannel,—20dBto+16dB
at20Hz
TREBLE
CONTROLS:
11
position
concentric
switches,sep-
aratecontrolsforeachchannel,±20dBat20,000Hz
LOUDNESS;Flatresponse,orcontinuouslyvariable
loudnessequalizationasvolumelevelisreduced.
BALANCE:Whenprogrammaterialisoutofbalance,
rotationofthiscontrolreturnstheprogramto
naturalbalance.
C26SPECIFICATIONS
