Infinity-ReferenceStandard1B-spk-sm 维修电路原理图.pdf

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1、SPECIFICATIONSTechnical ManualREFERENCE STANDARD 1 AND 1-BREV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B Drivers: For each channel:Six 8-inch polypropylene woofers, servo network controlled. Seven EMIM midrange drivers in dipole array.

2、Four EMIT tweeters, one facing rearward, in dipole array Frequency Response:25 to 32,000 Hz 2 dBSuggested for use with amplifiers of: Bass module, 150 watts per channel min.; midrange/treble module, 75 watts per channel min. Must be bi-amped Crossover Frequencies: 140Hz, 700 Hz, 3,000 Hz, and 8,000

3、Hz Nominal Impedance:4 ohms Finish:Hand rubbed oiled oak veneers and solids Dimensions:Bass column: 60 inches x 12 wide x 12 deep; Midrange/Tweeter modules: 60 inches x 24 wide x 12 deep Shipping Weight:400 lbs per systemPRODUCTION HISTORY: Introduced in: Discontinued in: Original Retail Price: Phys

4、ical Specifications:COSMETIC PARTS:Grille WFR.025.1299BGrille Mid/Twt Lt/Rt.025.1922Foot, Metal Adj.846.2290Logo Large Rect.716.1966CROSSOVER PARTS:Fuse 1.25A AGC.870.0010Fuse 2.5A AGC.870.0024Fuse Holder.550.0062Pot 5 ohm 15W.145.0110Passive Crossover AssyNLAActive Crossover UnitNLADRIVERS Mid EMIM

5、 Rev. B/C.902.0012BEMIT Twt 1/4 LS Top.902.50028” WFR Poly Clear.902.5009EMIT Sq/Blk (T,B,R).902.5086EMIT Diaph. 1/2 LS.751.3733EMIM Diap Assy.751.3806EMIT Diaph 1/4 LS.751.2894RadioFans.CN 收音机爱 好者资料库REV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD

6、 1 AND 1-BTechnical ManualREFERENCE STANDARD 1 AND 1-B105/125V210/250V50/60HzA.C. INPUTLINE VOLTAGE120V120V220V220VT1259-K-21/16A 120V1/32A 250V12345ALL COMPONENTS MOUNTED INSIDE DOTTED LINES ARE MOUNTED ON MAIN PCB.6MDR101A78LEDIN4148 (2)1000F35V1000F35V1000F35V1000F35V+1.5K1W1.5K1W3601/2W2701/2W11

7、22337915C7815C22F35V22F35V1.5K 1W1.5K 1W1.5K1.8K10F35VPOWER SUPPLY10MIN41480.47FLOW PASSCUTOOFHIGH PASSOUTPUT,LEFTHIGH PASSOUTPUT,RIGHTINPUT, RIGHTINPUT, LEFT1211U4+U4+U1+U1+U2+U2+U6+U7+U6+U5+U5+AHIBCDFGECACA1M124704702N545BOR2SK3301M2N5458OR2SK330INPUT BUFFERLOW CUTFILTER1001002N5458OR2SK330470LOW

8、PASSFILTERSERVO AMPLOW FREQ.LEVELLOW FREQLEVEL.068FPP.068FPPRA1001005746.1F PPRB2.0K2.0K2N5458OR2SK330RCRD2200pF.01F2200pF.022F470F16V470F16V1F50VMM5K18V+8132.1F PP+ 18V51K51K1K18.2k.022F3281.1F PP100K100K675451K.1FRA5764.068FPP.068FPPRB.1F PP2.0K2.0KRCRD2200pF.022F2200pF3281.1F47CF16V47CF16V.01F+1F

9、50VMM5K+18V51K51K3812.022FU3.1F18.2K1K100K6574100K51K.1F-18vBRIDGE CIRCUIT2351K10K10KC818.1F51K.022F.047F470K.22F.22F15022KA20.25W0.25WRED1KA1A32KHUMBAL.78602N4392BASSAMP0BASSAMPBLKREDBLKAMPSPKRIGHT CHANNELLOW PASSOUTPUTRIGHTLOW PASSOUTPUTLEFT180180175105109.5FMM9.5FMM2N43922N4392XVR OUT SENSEALL CO

10、MPONENTS INSIDE DASHED LINES AREMOUNTED ON INPUT/OUTPUT PCB.AMP INLOW SENSEXVR OUT SENSEPROTECTION CIRCUIT0.25W0.25WREDBLKREDBLKAMPSPKLEFT CHANNEL510510181M1M10M10K10K10K10K10K10K10K10KIN4148(3)1FFILM180K180K411.1F181000pF1N4148(4).1F1N9142N4403U7+18AMP IN LOW SENSE2N439216+U3BRIDGE CIRCUIT2351K10K1

11、0KC818.1F51K.022F.047F470K.22F.22F15022KA101KA122KHUMBAL.470TECHNICAL SPECIFICATIONSRadioFans.CN 收音机爱 好者资料库Technical ManualREFERENCE STANDARD 1 AND 1-BTECHNICAL SPECIFICATIONSREV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B232425262728293

12、031323334+?+?BACKPLATE.625.2953.625.2939.625.2932.625.2911.625.2918.625.2904.625.2925.625.2960.625.2946.625.2967 (TO + TERM.).625.2974 (TO TERM.)WOOFERS REAR VIEW+1+2+3+4+5+6INPUTTECHNICAL SPECIFICATIONSREV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STAND

13、ARD 1 AND 1-BTechnical ManualREFERENCE STANDARD 1 AND 1-B.625.2785. 16, #9/#12.625.2799. 24, #11/#16.625.2827. 16, #17/#20.625.2834. 36, #18/#18.625.2813. 46, #14/#14.625.2792. 67, #10/#10.625.2806. 44, #13/#13.625.2820. 39, #15/#15.625.2848. 19, #21/#21.625.2841. 16, #19/#22MID #1(TOP)MID #2MID #3M

14、ID #4MID #5MID #6MID #7(BOTTOM)+910111213141718192021221516FROM CROSSOVER.625.2876. 48, #4/#4.625.2862. 54, #2/#2.625.2869. 53, #3/#3.625.2883. 45, #5/#5.625.2897. 53, #8/#8.625.2890. 48, #7/#7.625.2855. 9, #1/#6FRONTBOTTOMTWEETERFRONTTOPTWEETERFRONTCENTERTWEETERREARTWEETER87654321FROM CROSSOVERSPEC

15、IFICATIONSTechnical ManualREFERENCE STANDARD 1 AND 1-BREV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B1.25 AGC4.0 mF PP+_+REAR TWEETERFRONT, HIGHFREQTWEETER (CENTER)FRONT, MIDFREQTWEETER (TOP/BTM)INPUTSUPPERFREQMIDRANGE (#3)LOWFREQ MIDRANGES(#s 1,2,4,5,6,7).4.0 mF PP5 15W1.25 AGC0.05mH A/C15 15w+2.50 AGC1.25 AGC0.8mH A/C2 10W5 30W0.4mH A/C3.0mHEII/C0.6mF A/CB4.5mF PP3.5mF PP16mF NPE50mF NPE47mF MM243mF MM3.0 mF PP1.0mH A/C6.0mF PP6.5mHEII/C12