Infinity-ReferenceStandard1B-spk-sm 电路图 维修手册.pdf

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1、SPECIFICATIONS Technical Manual REFERENCE STANDARD 1 AND 1-B REV 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 arr

2、ay. Four EMIT tweeters, one facing rearward, in dipole array Frequency Response:25 to 32,000 Hz 2 dB Suggested 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

3、,000 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 system PRODUCTION HISTORY: Introduced in: Discontinued in: Original Retail Price

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

5、LA DRIVERS Mid EMIM Rev. B/C.902.0012B EMIT Twt 1/4 LS Top.902.5002 8” WFR Poly Clear.902.5009 EMIT Sq/Blk (T,B,R).902.5086 EMIT Diaph. 1/2 LS.751.3733 EMIM Diap Assy.751.3806 EMIT Diaph 1/4 LS.751.2894 RadioFans.CN 收音机爱 好者资料库 REV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New Yo

6、rk 11797 REFERENCE STANDARD 1 AND 1-B Technical Manual REFERENCE STANDARD 1 AND 1-B 105/125V 210/250V 50/60Hz A.C. INPUT LINE VOLTAGE 120V 120V 220V 220V T1 259-K-2 1/16A 120V 1/32A 250V 1 2 3 45 ALL COMPONENTS MOUNTED INSIDE DOTTED LINES ARE MOUNTED ON MAIN PCB. 6 MDR101A 7 8 LED IN4148 (2) 1000F 3

7、5V 1000F 35V 1000F 35V 1000F 35V + + + + + + 1.5K 1W 1.5K 1W 360 1/2W 270 1/2W 1 1 2 2 3 3 7915C 7815C 22F 35V 22F 35V 1.5K 1W 1.5K 1W 1.5K 1.8K 10F 35V POWER SUPPLY 10M IN4148 0.47F LOW PASS CUTOOF HIGH PASS OUTPUT, LEFT HIGH PASS OUTPUT, RIGHT INPUT, RIGHT INPUT, LEFT 12 11U4 + U4 + U1 + U1 + U2 +

8、 U2 + U6 + U7 + U6 + + U5 + U5 + A H I B C D F G E CA CA 1M 1 2 470 470 2N545B OR 2SK330 1M 2N5458 OR 2SK330 INPUT BUFFER LOW CUT FILTER 100 100 2N5458 OR 2SK330 470 LOW PASS FILTER SERVO AMP LOW FREQ. LEVEL LOW FREQ LEVEL .068F PP .068F PP RA 100 100 5 7 4 6 .1F PP RB 2.0K 2.0K 2N5458 OR 2SK330 RC

9、RD 2200pF.01F 2200pF .022F 470F 16V 470F 16V 1F 50V MM 5K 18V + + 8 1 3 2 .1F PP + 18V 51K 51K 1K 18.2k .022 F 3 2 8 1 .1F PP 100K 100K 6 7 5 4 51K .1F RA 5 7 6 4 .068F PP .068F PP RB .1F PP 2.0K 2.0K RC RD 2200pF .022F 2200pF 3 2 8 1 .1F 47CF 16V 47CF 16V .01F + + 1F 50V MM 5K +18V 51K 51K 3 8 1 2

10、.022 F U3 .1F 18.2K 1K 100K 6 5 7 4 100K 51K .1F -18v BRIDGE CIRCUIT 2 3 51K 10K 10K C8 1 8 .1F 51K .022F .047F 470K .22 F .22 F 150 22K A2 0.2 5W 0.2 5W RED 1K A1 A3 2K HUM BAL. 7 8 6 0 2N4392 BASS AMP 0 BASS AMP BLK RED BLK AMP SPK RIGHT CHANNEL LOW PASS OUTPUT RIGHT LOW PASS OUTPUT LEFT 180 180 1

11、7 510510 9.5F MM 9.5F MM 2N4392 2N4392 XVR OUT SENSE ALL COMPONENTS INSIDE DASHED LINES ARE MOUNTED ON INPUT/OUTPUT PCB. AMP IN LOW SENSE XVR OUT SENSE PROTECTION CIRCUIT 0.2 5W 0.2 5W RED BLK RED BLK AMP SPK LEFT CHANNEL 510510 18 1M 1M 10M 10K10K 10K 10K 10K 10K 10K 10K IN4148 (3) 1F FILM 180K 180

12、K 4 11 .1 F 18 1000pF 1N4148 (4) .1F 1N914 2N4403 U7 + +18 AMP IN LOW SENSE 2N4392 16 + U3 BRIDGE CIRCUIT 2 3 51K 10K 10K C8 1 8 .1F 51K .022F .047F 470K .22 F .22 F 150 22K A10 1K A122K HUM BAL. 470 TECHNICAL SPECIFICATIONS RadioFans.CN 收音机爱 好者资料库 Technical Manual REFERENCE STANDARD 1 AND 1-B TECHN

13、ICAL SPECIFICATIONS REV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B 2324 2526 2728 2930 3132 3334 + ? + ? 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

14、 (TO TERM.) WOOFERS REAR VIEW + 1 + 2 + 3 + 4 + 5 + 6 INPUT RadioFans.CN 收音机爱 好者资料库 TECHNICAL SPECIFICATIONS REV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B Technical Manual REFERENCE STANDARD 1 AND 1-B .625.2785. 16, #9/#12 .625.2799. 2

15、4, #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/#22 MID #1 (TOP) MID #2 MID #3 MID #4 MID #5 MID #6 MID #7 (BOTTOM) + + + 910 1112 1314 1718 1920 2122 1516 F

16、ROM 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/#6 FRONTBOTTOM TWEETER FRONTTOP TWEETER FRONTCENTER TWEETER REAR TWEETER 87 65 43 21 FROM CROSSOVER SPECIFICATIONS Technical Manual REFERENCE S

17、TANDARD 1 AND 1-B REV A 9/98INFINITY SYSTEMS, INC. 250 Crossways Park Dr., Woodbury, New York 11797 REFERENCE STANDARD 1 AND 1-B 1.25 AGC 4.0 mF PP + _ + + + + REAR TWEETER FRONT, HIGHFREQ TWEETER (CENTER) FRONT, MIDFREQ TWEETER (TOP/BTM) INPUTS UPPERFREQ MIDRANGE (#3) LOWFREQ MIDRANGES (#s 1,2,4,5,6,7) .4.0 mF PP5 15W 1.25 AGC 0.05mH A/C 15 15w + 2.50 AGC 1.25 AGC 0.8mH A/C 2 10W 5 30W 0.4mH A/C 3.0mH EII/C 0.6mF A/CB 4.5mF PP 3.5mF PP 16mF NPE 50mF NPE 47mF MM 243mF MM 3.0 mF PP 1.0mH A/C 6.0mF PP 6.5mH EII/C 1 2