Crown D-60 Скачать руководство пользователя страница 1 | Manualshive

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Содержание D-60

Страница 1: ...www SteamPoweredRadio Com D 60 DUAL CHANNEL POWER AMPLIFIER ...

Страница 2: ...weredRadio Com I D 60 I IM 6 S6P2 13 5 croUJn I I INSTRUCTION MANUAL I I I I SERIAL NO II I I ISSUED TO I I I I I D 60 I DUAL CHANNEL POWER AMPLIFIER I I I I CROWN INTERNATIONAL INC BOX 1000 ELKHART INDIANA 46614 ...

Страница 3: ... Crown to remedy the defect or malfunction the Purchaser shall then have the option to elect either a refund for or replacement without charge of the Crown component The refund shall be an llmount equal to the actual purchase price not including any interest insurllOce closing costs llnd other finllnce chllrge minus reasonable depreciation on the component If a refund is demanded the PurchllSCr mu...

Страница 4: ...ervice 22 APPLICATION NOTES Note 1 V I Limits of a Load 23 Note 2 Speaker Protection 25 I LIST Of ILLUSTRATIONS I I I I I I I TITLE PAGE 1 1 D 60 Pictorial 1 1 2 D 60 and VFX 2 in Optional 5 R Enclosure 10 2 1 End Cap Bracket Mounting 11 2 2 Mounting Dimensions 11 2 3 Normal Hi Fi Installation 12 2 4 Rear View of Chassis 13 2 5 Schematic for Full Range Electrostatic Speaker Connection 13 2 6 Sourc...

Страница 5: ...am plifier is fully protected against mismatched and shorted loads by a resetting V 1 volt ampere limiter having no obnoxious muting or program delays The power supply features large computer grade filter capacitors 1 A total of 24 discrete transistors 1 linear IC dual op amp 14 diodes and 1 bridge rectifier are uti lized in a CROWN pioneered Class AB B output circuit The effective number of semic...

Страница 6: ...early to 0 05 at 20KHz at 28 watts RMS per channel into 8 ohms I M Distortion 60Hz 7KHz 4 1 Slewing Rate Damping Factor Less than 0 05 from 0 01 watts to 0 25 watts and less than 0 01 from 0 25 watts to 28 watts into 8 ohms per channel 6 volts per microsecond slewing rate is the maximum value ofthe firstderivative ofthe output signal or the maximum slope of the output signal Greater than 400 DC 40...

Страница 7: ...001 from 20Hz 400Hz and increasing linearly to 0 05 at 20KHz at 56 watts into 16 ohms I M Distortion Less than 0 05 from 0 01 watts to 0 25 watts and lessthan 0 01 from0 25wattsto56 watts into 16 ohms Slewing Rate 12 volts per microsecond Damping Factor Greater than 400 DC 400Hz into 16 ohms Output Impedance Less than 30 milliohms in series with less than 6 microhenries Load Impedance Rated for 16...

Страница 8: ...ers and 4 rectifier diodes Special design low profile transformer Computer grade filter capacitors Two regulated supplies for complete isolation and stability Requires 50Hz 400Hz AC on 100 120 200 220 or 240 volts 10 operation Draws 15 watts or less on idle 120 watts at 56 watts total output The entire amplifier is used as a heat sink Front panel extrusion acts as a heat sink along with the chassi...

Страница 9: ... Ir I _ I t tc l C SI pe C 10 _ 41 hm ph I I it 8 Chm ph I thif _ r HF DEi AV Al 1111 10 DI CLb Im i pf Of i1 8 It L f V 100 2 u sec del1y 1 75 u el y vu 11 phase 1hift 1 3 l 100 I lK FREQUENCY Hz n1 Ill I l i lw o 1tpu 11 pi iH delay lK FREQUENCY Hz al I 5 iii Ill C I l0K I n II 1 IJ I l0K ASE RI Cl 1y level beklw l0K I 16 ohms 8 ohms 4ohms l00K 40w 30w 20w l00K l NI a imJmI I I 16A A 14A l00K ...

Страница 10: ...ROHIBITED I effective Nov 4 1974 001 I 10 100 lK lOK 100K I FREQUENCY Hz I I 1 08 I 06 I NOMINAL INTERMODULATION DISTORTION 04 02 I I M 0 I 06 TEST I 04 INSTRUMENT RESIDUAL 0 001 02 DISCLOSURE typ I PROHIBITED 0 effective Nov 4 1974 06 I 04 02 I 01 1 1 10 100 I POWER OUTPUT Watts I ...

Страница 11: ...1 I I 004 l I 1 10 100 lK l0K 100K I 70 FREQUENCY Hz I 60 I I I P E i I per cent 50 be or diI I 40 I 30 I MialN4 I ti I S 1 Ill I a N w 8 ohJs I u 00 120 VAC Ln r A IN l I 10 100 lK FREQUENCY Hz l0K lOOK I 1000 I I I 100 NOi 1111 II I I II 0 I 10 I 10 100 lK l0K l00K I FREQUENCY Hz ...

Страница 12: ... _ DUT L T I I 10 I 10 I A l I 10 I l I I E Ar GLE i i I I tr I 100 lK l0K FREQUENCY Hz I I I II I I I CH2lEVI L U I C t V I I I 1 I I _ I I I 100 lK l0K FREQUENCY Hz LINE RE uEfIC RMOI ICS r LUI cu I I 1 1 11 1 1 1n 1 I Uim TOTA IS E UIV TTO 3lV INPU NC IC II M wn A i I I 100 lK lOK F EQUENCY Hz lOOK lOOK lOOK I I I I I I I I I I I I I I I I I I ...

Страница 13: ...redRadio Com I 9 I 16 I 14 NOMINAL LIMITS I OF 12 V 1 OUTPUT 10 I 8 I 6 I 4 I 2 DISCLOSURE I PROHIBITED 0 1 our effective Nov 4 1974 I 2 I 4 I 6 I 8 I 10 12 I 14 I 16 I 60 50 40 30 20 10 0 10 20 30 40 50 60 I Your I ...

Страница 14: ...ES Rich oiled walnut veneers highlighted with flatback trim accent the D 6O when installed on a shelf or ta ble in an R series enclosure The design of these enclosures permits vertical stacking of several com ponents Several cabinet sizes are available which accommodate multiple components in one enclo sure Available sizes are 5 R 7 R 10 R and 14 R 1 4 2 VFX 2 The CROWN VFX 2 is a dual channel var...

Страница 15: ...nstall asolid shelf to support the amp It should be flush with the bottom edge of the required 17 wide x 1 high panel cut out The shelf should have a hole cut in it to allow air to circulate freely to the louvers in the bottom cover Angle brackets supplied with the D 60 are used for rack mounting and for installation into the 5 R or other larger CROWN rack cabinets Align these angle brackets on th...

Страница 16: ...N 2 1 2 1 lHT I IGHT 0 ro 2 O TOIBI I ICOI 0 U IN UT NPOT Shielded Audio Cables Tie RCA Pin to Phone Power Cable MONO STEREO SWITCH Right Speaker MOP Dual Banana Plugs Note IN LINE FUSES FIG 2 3 NORMAL HI Fl INSTALLATION YOU AND OR YOUR SPEAKER MANUFACTURER ARE RESPONSIBLE FOR SPEAKER PROTECTION Left Speaker I I I I I I I I I I I I I I I I I I I ...

Страница 17: ...the input level controls off while making connections especially if the load is a loudspeaker system This will eliminate any chance of loud blasts CROWN is not liable for damage incurred at any transducer to its being overpowered The use of speaker fuses is recommended Before making connections it is recommended that the operator familiarize himself with the am plifiers protective system See Secti...

Страница 18: ...d 3 Connectors which can be plugged into AC power receptacles should never be used 4 Connectors having low current carrying ca pacity are verboten 5 Connectors having any tendency to short or having shorted leads are unadvisable 2 4 1 MONO OPERATION A mono stereo switch on the rear panel adjacent to the input jacks allows the D 60 to be operated nor mally stereo or in mono with no internal modific...

Страница 19: ...arge sub audio or undesired low frequencies as they cause overheating and over loading of the loudspeaker To remove such low frequencies a series capacitor may be placed in the input signal line The graph of figure 2 8 in dicates the effect of the size of the capacitor on the frequency response Only a low leakage paper mylar or tantalum capacitor should be used for this purpose 0 U i 1 i 1 I ir IN...

Страница 20: ...em if necessary 240 VOLT CONVERSION The 0 60 power supply may be connected for any of five voltages Converting from one to another can be simply accomplished with a soldering iron and a pair of wire cutters Follow the table shown with the schematic 1 Remove the top cover of the 0 60 held on by 8 screws 2 With the unit right side up and the front panel to ward you locate the terminal strip on the f...

Страница 21: ...s hatched areas of Fig 3 2 If a load initiates protection in the amplifier it can be detected generaIly by watching the transfer characteristics of the amplifier on an oscillo scope or by plotting the load s V I behavior if known on to Fig 3 2 In applications where the load is a loudspeaker amplifier protection will be evidenced by distortion in the speaker The audible effect ranges from something...

Страница 22: ...edRadio Com 18 I 16 I 14 I NOMINAL LIMITS OF 12 I V 1 OUTPUT 10 I 8 6 I 4 I 2 I DISCLOSURE PROHIBITED 0 effective Nov 4 1974 1 our I 2 I 4 I 6 I 8 I 10 I 12 I 14 16 I 60 50 40 30 20 10 0 10 20 30 40 50 60 I Your I I ...

Страница 23: ... 50 60 or 400Hz AC Failing to comply with these limits will also invali date the warranty I 7 Never connect the output to a power supply output battery or power main Damage in I curred by such a hookup is not covered by the warranty 8 Do not expose the amplifier to corrosive I chemica ls such as soft drinks lye salt water etc 9 The amplifier is not recommended for high I power industrial usage at ...

Страница 24: ...o many signal sources Fig 3 5 shows the sche matic of a muter which when inserted in the input signal line mutes for several seconds before con necting the source to the amplifier thereby elim inating turn on transients It also removes turn off transients occurring after the relay drops open c o 1sec 47K 1N4004 1 2 K FIG 3 5 TURN ON TRANSIENT M UTER FOR LOAD PROTECTION NOTE When using the CROWN IC...

Страница 25: ...d acting only so long as the overload exists The result is complete freedom from program delays with reliability and maxi mum safe output power Section 4 CIRCUITRY The power supply is a continuous duty type The main DC supplies are full wave capacitor input type with a heavy duty bridge rectifier assembly and computer grade electrolytics The 0 60 represents nothing short of the highest quality in ...

Страница 26: ...venient generator for the lA current is that amplifier channel not under test A non inductive resistance of 8 ohms coupled between both channels output ter minals will provide lA when 8 volts are impressed across the resistor by that chan nel not under test 10 Never measure hum and noise when in the presence of strong magnetic fields The am plifier should be at least 4 inches away from any large m...

Страница 27: ... rldg AA 021 6 Phone 617 064 11 IIICIIJf I N Topv i cnrc r SpAclol lotu 216 C IJ hl gto Audio ScrvlLC 61 Ann Arbor HI 40100 Phone 1 G 4152 HINIIE S0lA Audloeonl c crvicc 2011 U llutnovllle Cr ocst own Burnavllla 55 7 Phone 612 o 0 6616 evAllMoonsT odoVIOfSoulsT omonow 1 718 W MISHAWAKA RD ELKHART IND 46514 PHONE 219 294 5571 Au11uoL 1 7G IllSSOURI Alph f udlo Loh 1700 S 1119 Ornd Olvd S l Lau 110 ...

Страница 28: ...nd of small proportional frequency deviation a rela tively stable load may be resonantly tuned to pre sent a real value of impedance to the amplifier Any load no matter how complex its behavior has a V 1operating range which may be mapped by the following test Gen D60 V rt t O Scope 0 1A Ampe 1 LOAD under t st 23 Section 5 APPLICATION NOTES The maximum voltage and amperage excursions in all direct...

Страница 29: ...lities ofthe speak ers are clearly stated by the manufacturer 3 The information about the speaker protection and speaker power handling are stated in common terms so that the user can adjustthe protection properly for the speaker These three things are rarely true simultaneously It is for this reason that CROWN takes the approach that speaker protection is the responsibility of the speaker manufac...

Страница 30: ...C209 100 PF Mica 3410 I C110 C210 120 PF Mica 3290 Clll C211 I Cl12 C212 47 PF Mica 3409 C113 C213 01 MF Ceramic Disc 1751 C119 C219 I C4 C116 C216 10 MF 50V Vertical 3728 I C5 4 7 MF 63V Vertical 4253 Resistors I R102 R202 lK ohm watt 10 2627 R108 R208 R103 R203 510 ohm watt 1 MF 3304 I R104 R204 l0K ohm watt 10 2631 R106 R206 22K ohm watt 10 3302 I R107 R207 3 9K ohm watt 10 2630 R109 R209 56K o...

Страница 31: ...R235 3 3K ohm watt 10 2629 When IC u749 is used must be I connected from pins 1 to 7 and 7 to 13 on IC I R135 R235 lOK ohm 1 4 watt 10 2631 When IC u739 is used and in stability occurs resistor must be connected from pins 1 to 7 and I 7 to 13 on IC R5 1 5K ohm 1 watt 10 3497 R13 I Transistors Q102 Q202 PN4250A 3786 I Q104 Q204 2N3859A selected 2961 Q105 Q205 Q106 Q206 Qll4 Q214 I Q107 Q207 2N4125 ...

Страница 32: ...10 Ql12 Q212 T0 5 mica washer 3530 UsedtomountQllO Q210 Qll2 Q212 I 4 40 hex nut 1938 UsedtomountQllO Q210 Q112 Q212 I BACK CHASSIS ASSY D 60 rear panel 9599 S I OUTPUT Dual binding post 2823 Heyco strain relief 2803 Fastens power cord I 3 18 male power cord 3474 HTA fuseholder 3256 I 2A 3AG fuse 2163 External fuse lA 3AG fuse 3065 External fuse for 240V operation I INPUT 112A 2 cond Hi D jax 3423...

Страница 33: ...PC board I 4 40 x SSET screw 4163 4 internal star washer 1824 4 40 hex nut 1938 I 8 32 x THP screw 2271 8 internal star washer 1951 I 8 32 captive nut 2018 FRONT PANEL ASSEMBLY I D 60 front panel 4083 D 60 front panel overlay 4084 I Nl12B 3 cond Hi D jax 3507 internal star washer 2188 One on jack one on SWl I black washer 3628 Mounts jack black knurled nut 3495 Mounts jack I internal star washer 2...

Страница 34: ...lOl R201 25K ohm audio taper pot 3494 Input level control with nut I Rl28 R228 1 ohm 5 watt 10 Wire 3291 Mount on solder lugs attached to Rl30 R230 outputs I Qlll Q211 2N3055 selected Motorola 4152 Output transistors on bottom of Q113 Q213 FP channel Tl D 60 transformer 10403 P2 4246 Starts SN 14467 I Nylon transformer mount 4251 Mounts transformer 8 32 x RHP screw 4252 Mounts transformer I Fusebl...

Страница 35: ...CTOR ASSY 41145 I Output torroid core 2850 15 18 brown wire 3585 I 8 32 x 11 a THP screw 2277 Nylon spacer 2762 Insulates coil from screw Nylon washer 3609 One each side of coil I 8 internal star washer 1951 Mounts coil 8 32 hex nut 1986 One each side of coil I 10 solder lug 3312 Mounted under coil 2ALUE 10 terminal strip 3504 Mounted on top of coil I ACCESSORIES I RMB 2 Kit 41626 4 x 4 polybag 30...

Страница 36: ...mPoweredRadio Com 0 NOTES THIS CIRCUIT STARTS SN 12751 AND AP PLIES ONLY TO SCHEMATIC Ml 247D SCHEMATIC DESIGNATIONS PRECEDED BY 1 ARE LEFT CHANNEL BY 2 RIGHT CHANNEL VALUES SHOWN ONLY FOR LEFT CHANNEL 0 0 _ N ...

Страница 37: ...S ALL CAPACITORS IN MICRO FARADS UNLESS OTHERWISE STATED R135 R235 ARE 3 3K WHEN IC IS uA749 WHEN IC IS uA739 R135 R235 ARE OMITTED UN LESS INSTABILITY OCCURS THEN RESISTORS ARE 10K RED JOI l C6 I 01 30 C23 10 000 4 J I GNO C24 10 000 40 0111 A128 CHANNEL 1 I SW OUTPUT R129 2 7 W L 02 t 3 h R 30 5W C1 2 0 1 TO H ADPHONE JACK 0113 30 1 1 I I I I I I 0110 _ I I I I I I 0104 I C123 o I C 25 I 01 I 01...

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