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Com-Tech 1600 Amplifier Service Manual

32

Q42919-3 Main Module (D 7605-5 board) Parts List

Capacitors

C1

C 4303-1

1000µF

C2

C 3913-8

470µF

C3

C 4303-1

1000µF

C4

C 6802-0

.47µF

C5

A10124-24

Jumper Wire

C6

A10124-24

Jumper Wire

C7

C 6804-6

.1µF

C100

C200

C 5311-3

22µF

C101

C201

C 2821-4

10pF

C103

C203

C 6805-3

.022µF

C104

C204

C 6805-3

.022µF

C105

C205

C 6812-9

47pF

C106

C206

C 6812-9

47pF

C107

C207

C 6804-6

.1µF

C108

C208

C 6814-5

12pF

C109

C209

C 7417-6

.0033µF

C110

C210

C 5362-6

2.2µF

C111

C211

C 6804-6

.1µF

C112

C212

C 6803-8

.12µF

C113

C213

C 6802-0

.47µF

C114

C214

C 8026-4

100µF

C115

C215

C 8026-4

100µF

C116

C216

C 6802-0

.47µF

C117

C217

C 6803-8

.12µF

C118

C218

C 6814-5

12pF

C119

C219

C 6802-0

.47µF

C120

C220

C 6804-6

.1µF

C122

C222

C 6811-1

100pF

C123

C223

C 6812-9

47pF

C124

C224

C 6812-9

47pF

C129

C229

C 6814-5

12pF

C130

C230

C 6813-7

27pF

C133

C233

C 6813-7

27pF

C134

C234

C 6805-3

.022µF

C135

C235

C 6805-3

.022µF

C136

C236

C 6808-7

470pF

C137

C237

C 6808-7

470pF

C138

C238

C 6813-7

27pF

C139

C239

C 6813-7

27pF

C140

C240

C 6812-9

47pF

C141

C241

C 6812-9

47pF

C144

C244

C 8026-4

100µF

C145

C245

C 6812-9

47pF

C146

C246

C 6812-9

47pF

C147

C247

C 6806-1

.01µF

C148

C248

C 6810-3

180pF

C149

C249

C 6808-7

470pF

C150

C250

C 6806-1

.01µF

C151

C251

C 6806-1

.01µF

C152

C252

C 6950-7

82pF

C153

C253

C 6804-6

.1µF

C154

C254

C 5243-8

.1µF 250V

C155

C255

C 6804-6

.1µF

C156

C256

C 6804-6

.1µF

C157

C257

C 6806-1

.01µF

Diodes

D1

C 2851-1

1N4004

D2

C 2851-1

1N4004

D3

C 2851-1

1N4004

D4

C 2851-1

1N4004

D5

C 2851-1

1N4004

D6

C 2851-1

1N4004

D7

C 2851-1

1N4004

D9

C 5061-4

1N3070

D104

D204

C 2851-1

1N4004

D105

D205

C 2851-1

1N4004

D106

D206

C 2851-1

1N4004

D107

D207

C 2851-1

1N4004

D108

D208

C 3181-2

1N4148

D109

D209

C 3181-2

1N4148

D110

D210

C 3181-2

1N4148

D111

D211

C 5061-4

1N3070

D112

D212

C 3181-2

1N4148

D113

D213

C 3181-2

1N4148

D114

D214

OPEN

D115

D215

OPEN

D120

D220

C 3181-2

1N4148

D121

D221

C 3181-2

1N4148

D122

D222

C 3181-2

1N4148

D123

D223

C 5061-4

1N3070

D124

D224

C 3181-2

1N4148

D125

D225

C 3181-2

1N4148

Transistors

Q100 Q200 D 2961-7

NPN 2N3859A

Q101 Q201 C 3578-9

PNP MPSA93

Q102 Q202 C 3810-6

NPN MPSA43

Q103 Q203 C 3786-8

PNP PN4250

Q105 Q205 C 3578-9

PNP MPSA93

Q106 Q206 C 3625-8

NPN 2N4125

Q107 Q207 C 3786-8

PNP PN4250

Q108 Q208 D 2961-7

NPN 2N3859A

Q109 Q209 D 2961-7

NPN 2N3859A

Q110 Q210 C 3810-6

NPN MPSA43

Q112 Q212 C 3625-8

NPN 2N4125

Q113 Q213 C 3625-8

NPN 2N4125

Q115 Q215 D 2962-5

NPN MPS8097

Q116 Q216 C 3786-8

PNP PN4250

Q117 Q217 D 2961-7

NPN 2N3859A

Q118 Q218 D 2961-7

NPN 2N3859A

Q119 Q219 C 3625-8

NPN 2N4125

Q120 Q220 C 3625-8

NPN 2N4125

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Summary of Contents for Com-Tech 1600

Page 1: ...FIER SERVICE MANUAL K SVCCT1600 1 96 Com Tech ODEP and Crown are registered trademarks of Crown International Inc MailingAddress P O Box 1000 Elkhart IN U S A 46515 1000 ShippingAddress 57620 C R 105 Elkhart IN U S A 46517 1996 by CROWN INTERNATIONAL INC Model CT1600B ...

Page 2: ...CCESS GAIN SWITCH CAUTION AVIS WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE The information furnished in this manual does not include all of the details of design production or variations of the equipment Nor does it cover every possible situation which may arise during installation operation or maintenance If you need special assistance beyond the ...

Page 3: ...ts List 21 Q43241 1 Control Module Parts List 22 Q42706 4 Display Module Parts List 23 Q42758 5 Output Module Parts List 24 Q42889 8 Output Module Parts List 25 Q42973 0 Output Module Parts List 26 Q43051 4 Output Module Parts List 27 Q43192 6 Output Module Parts List 28 Q42782 5 Main Module Parts List 29 Q42919 3 Main Module Parts List 32 Q43010 0 Main Module Parts List 35 Q43041 5 Main Module Pa...

Page 4: ... Lists Schematics are attached Note that com ponent parts with circuit board comprise a complete module Module part numbers are always associated with a specific circuit board although an unpopulated circuit board may be built up with different parts to create different modules Note that Crown does not sell blank unpopulated circuit boards Each of the compact audio power amplifiers are designed fo...

Page 5: ... a four character number after the prefix letter the space is considered a character The seventh character is usually a hy phen though it may be a letter to indicate a revision or specialnote Thelastcharacteriscalledacheck digit and is useful to Crown for internal tracking Crown is in the process of converting to a new part number system Length may vary from eight to twelve characters There is sti...

Page 6: ...e Nominally 20K ohms balanced 10K ohms unbalanced Output Impedance 10 milliohms in series with 2 microhenries Protection Systems Output Device Emulation Protec tion ODEP limits drive in the event of dangerous dynamicthermalconditionswithoutinterruptingpower Current limiting for shorted load protection DC LF and common mode output current Fault circuitry to mute audio Delay of 4 seconds from turn o...

Page 7: ...hannel which shows the reserve energy status In general the packaging of this model is designed for maximumwatt price weight sizevaluewithuserfriendly features For additional details refer to the specification section or to the applicable Owner s Manual Front End Operation The front end is comprised of three stages Balanced Gain Stage BGS Variable Gain Stage VGS and the Error Amp Figure 1 shows a ...

Page 8: ...nd during the turn on delay or during a DC LF or Fault protective action Last Voltage Amplifiers LVAs The Voltage Translator stage channels the signal to the Last Voltage Amplifiers LVA s in a balanced configuration The LVA and LVA with their push pull effect through the Bias Servo drive the fully comple mentary output stage The LVAs are configured as common emitter amplifiers This configuration p...

Page 9: ...uire greater drive current Theory Vcc Positive Rail Vcc Negative Rail Load speaker Input signal HIGH SIDE LOW SIDE Inverting Op amp Figure 2 Crown Patented Grounded Bridge Topology HS bias is regulated by Q18 the Bias Servo Q18 is a Vbe multiplier which maintains approximately 3 3V Vce under static conditions The positive and negative halves of the HS output are in parallel with this 3 3V With a f...

Page 10: ...on of the power supply it conducts current during both halves of the output signal conventional designs require two power supplies per channel one positive and one negative and never exposing any output device to more than half of the peak to peak output voltage which does occur in conventional designs Low side bias is established by a diode string which also shunts built up charges on the output ...

Page 11: ... PNP STAGE POSITIVE HIGH SIDE OUTPUT NPN STAGE HIGH SIDE BIAS SERVO LVA 1 LVA 1 VOLTAGE TRANSLATOR VOLTAGE TRANSLATOR OUTPUT DEVICE EMULATION PROTECTION ERROR AMP VGS BGS BALANCED INPUTS INVERTING BRIDGE BALANCE LOW SIDE BIAS DIODE STRING 1 1 MAIN NEGATIVE FEEDBACK NFb LOOP Figure 3 Typical Crown Amplifier Basic Block Diagram One Channel Shown ...

Page 12: ...for second channel Test 3 ODEP Voltage Adjustment Spec Bias Per Chart 0 1V DC Initial Conditions Controls per standard heatsink at room temperature 20 to 30 C 68 to 86 F Note This adjustment should normally be performed within 2 minutes of turn on from ambient cold conditions If possible measure heatsink temperature if not mea sure ambient room temperature Use this information when referencing the...

Page 13: ...7 Phase Response Spec 10 from 10 Hz to 20 kHz at 1 Watt Initial Conditions Controls per standard 8 ohm load on each channel Procedure Inject a 1 kHz sine wave and adjust for 1 watt output 2 8 VAC Check input and output signals against each other input and output signals must be within 10 of each other Electrical Checkout Procedures Test 8 Level Controls Spec Level controlled by level controls Init...

Page 14: ...chanel one at a time for 10 seconds Test 14 ODEP Limiting Spec No oscillation on ODEP limiting wave form either channel controls limiting in Parallel Mono mode Initial Conditions Controls per standard rag or other obstruction blocking fan blade so it does not turn Procedure Load the amplifier to 2 ohms per channel Inject a 60 Hz sine wave into each channel and adjust the output to 15 VAC Allow the...

Page 15: ...tion and measure less than 0 05 IMD Test 19 Clipping Spec No protective action during test Initial Conditions Controls per standard Procedure Loadeachchannelto8ohms Injecta1kHz sine wave into each input and drive the output 6 dB into clip for 10 seconds The amplifier should not activate any protective circuits ODEP Fault or LF Protection Post Testing After completion of testing if all tests are sa...

Page 16: ... Capacitor 6300µF 200V Electrolytic 2 C 9870 4 Screw 10 32 x 38 4 D 2934 4 Solder Lug 218 Hole 4 D 6764 1 Washer Shoulder 4 D 8438 0 Bracket Capacitor 2 Output Assembly One Per Channel CPN Item Quantity Per Channel A10315 1 Screw 6 32 x 56 Hex Washer Head 12 C 9387 9 Plasti Rivit 156 2 Prong Blk 2 C 9491 9 Screw 6 32 x 312 Pan Hd 29 C 8188 2 Output Power Transistor PNP 6 C 8187 4 Output Power Tran...

Page 17: ... C 5990 4 Barrier Block 4 Term 1 C 6821 0 Edge Card Connector 22 Contact 1 C 7957 1 Slide Switch DPDT 15A 70 V Mode 2 C 8812 7 Cable Tie 5 5 2 C10060 9 Header 5 Pin R Angle Locking 1 D 6899 5 Ribbon Connector PIP Daisy 1 D 7623 8 Cable 10 22AWG With Terminals 1 F12725 2 Back Panel 1 P10286 6 PIP Interconnect Board 1 Chassis Front Assembly CPN Item Quantity A10031 1 Captive Nut 8 32 x 060 Flush For...

Page 18: ...m 10W 1 C 7858 1 Fan 4 7 Ball Bearing 1 C 1811 6 4 Cable Tie 8 C 3163 0 Solder Lug 6 1 C 6457 3 Screw 8 x 3 8 2 C 6873 1 875 Spacer Toggle Nut Plastic 2 C 7862 3 Board Support 7 8 Locking 2 C 9491 9 Screw 6 32 x 312 5 C10111 0 Button Mtg 2 D 6109 9 25 Tab 8H Terminal Strip 1 D 7060 3 Sil Pad 7 Mil 2 05 x 775 1 F11632 1 Bracket Transformer Mtg 1 F12643 7 Chassis 7 1 PIP BB CPN Item Quantity M46011 ...

Page 19: ... service replacement Q43010 0 Main Module on D 7911 7 board Use Q43131 4 as a service replacement Q43041 5 Main Module on D 7993 5 board No longer available Use Q43131 4 as service replacement Q43131 4 Main Module on D 8283 0 board Q43240 3 Main Module on D 8369 7 board Detent Pots Not reverse compatible Control Module Q42828 6 CT 1600 Control Module on P10251 0 board No longer available Use Q4324...

Page 20: ...801 C 7663 5 Triac MAC224A4 Q900 C 3625 8 PNP 2N4125 Q901 C 3625 8 PNP 2N4125 Q902 C 3625 8 PNP 2N4125 Resistors R700 R800 A10266 1222 1 2K 5W R701 R801 A10266 1812 180 5W R900 A10266 2722 2 7K 5W R901 A10266 1021 1 5K 5W R902 C 7669 2 300 10W R903 C 7669 2 300 10W R904 A10266 3902 39 5W ICs U700 U800 C 7664 3 MOC3031 Optotriac U901 C 7665 0 MOC3011 Optotriac U902 C 7665 0 MOC3011 Optotriac Misc B...

Page 21: ...4125 Q701 Q801 C 7663 5 Triac MAC224A4 Q900 C 3625 8 PNP 2N4125 Q901 C 3625 8 PNP 2N4125 Q902 C 3625 8 PNP 2N4125 Resistors R700 R800 A10266 1822 1 8K 5W R701 R801 A10266 1812 180 5W R900 A10266 2722 2 7K 5W R901 A10266 1021 1 5K 5W R902 C 7669 2 300 10W R903 C 7669 2 300 10W R904 A10266 3902 39 5W R905 A10266 3602 36 5W ICs U700 U800 C 7664 3 MOC3031 Optotriac U901 C 7665 0 MOC3011 Optotriac Misc...

Page 22: ...2N4125 Q901 C 3625 8 PNP 2N4125 Q902 C 3625 8 PNP 2N4125 Resistors R700 R800 A10266 3622 3 6K 5W R701 R801 A10266 1812 180 5W R702 R802 A10266 3622 3 6K 5W R703 R803 A10266 3622 3 6K 5W R900 A10266 2722 2 7K 5W R901 A10266 1021 1 5K 5W R902 C 7669 2 300 10W R903 C 7669 2 300 10W R904 A10266 3902 39 5W ICs U700 U800 C 7664 3 MOC3031 Optotriac U901 C 7665 0 MOC3011 Optotriac U902 C 7665 0 MOC3011 Op...

Page 23: ...31 10K R501 R601 A10266 2221 2 2K R502 R602 A10266 1051 1M R503 R603 A102662751 2 7M R504 R604 A10266 2032 20K 5W R505 R605 A10266 2221 2 2K R506 R606 A10266 4751 4 7M R507 R607 A10266 2221 2 2K R508 R608 A10266 1021 1K R905 A10266 5141 510K R906 A10266 2721 2 7K R907 A10266 5141 510K R908 A10266 3931 39K R909 A10266 3931 39K R910 A10266 4741 470K R911 A10266 3931 39K R912 A10266 1041 100K R913 A1...

Page 24: ... R03 C 6486 2 2 5W R04 C 6486 2 2 5W R05 C 6486 2 2 5W R06 C 6486 2 2 5W R07 C 6486 2 2 5W R08 C 6486 2 2 5W R09 C 4479 9 22 R10 C 2872 7 100 R11 C 7317 8 2 7 5W R12 C 1001 4 2 7 1W R13 C 2626 7 470 R15 C 6486 2 2 5W R16 C 6486 2 2 5W R17 C 6486 2 2 5W R18 C 6486 2 2 5W R19 C 6486 2 2 5W R20 C 6486 2 2 5W R21 C 3299 2 5 6 5W R22 C 4479 9 22 R23 C 6844 2 250 Pot LS Bias R24 C 4300 7 13K R25 C 2628 ...

Page 25: ...7 100 R02 C 7778 1 5 6 5W Flame Proof R03 C 6486 2 2 5W R04 C 6486 2 2 5W R05 C 6486 2 2 5W R06 C 6486 2 2 5W R07 C 6486 2 2 5W R08 C 6486 2 2 5W R09 C 7779 9 22 Flame proof R10 C 2872 7 100 R11 C 7317 8 2 7 5W R12 C 1001 4 2 7 1W R13 C 2626 7 470 R15 C 6486 2 2 5W R16 C 6486 2 2 5W R17 C 6486 2 2 5W R18 C 6486 2 2 5W R19 C 6486 2 2 5W R20 C 6486 2 2 5W R21 C 7778 1 5 6 5W Flame Proof R22 C 7779 9...

Page 26: ... 1011 100 R11 C 7317 8 2 7 5W R12 A10266 2R73 2 7 1W R13 A10266 7501 75 R14 A10266 2R73 2 7 1W R15 D 6486 2 2 5W R16 D 6486 2 2 5W R17 D 6486 2 2 5W R18 D 6486 2 2 5W R19 D 6486 2 2 5W R20 D 6486 2 2 5W R21 C 7778 1 5 6 5W Flame Proof R22 C 7779 9 22 5W Flame Proof R23 C 6844 2 250 Pot LS R24 A10266 1331 13K R25 A10266 2221 2 2K R26 C 6844 2 250 Pot HS R27 A10266 3911 390 R28 A10266 1331 13K R29 A...

Page 27: ...Proof R10 A10266 1011 100 R11 C 7317 8 2 7 5W R12 A10266 2R73 2 7 1W R13 A10266 7501 75 R14 A10266 2R73 2 7 1W R15 C 6486 2 2 5W R16 C 6486 2 2 5W R17 C 6486 2 2 5W R18 C 6486 2 2 5W R19 C 6486 2 2 5W R20 C 6486 2 2 5W R21 C 7778 1 5 6 5W Flame Proof R22 C 7779 9 22 5W Flame Proof R23 C 6844 2 250 Pot LS Bias R24 A10266 1331 13K R25 A10266 2221 2 2K R26 C 6844 2 250 Pot HS Bias R27 A10266 3911 390...

Page 28: ...10266 1011 100 R11 C 7317 8 2 7 5W R12 A10266 2R73 2 7 1W R13 A10266 7501 75 R14 A10266 2R73 2 7 1W R15 C 6486 2 2 5W R16 C 6486 2 2 5W R17 C 6486 2 2 5W R18 C 6486 2 2 5W R19 C 6486 2 2 5W R20 C 6486 2 2 5W R21 C 7778 1 5 6 5W Flame Proof R22 C 7779 9 22 5W Flame Proof R23 C 6844 2 250 Pot LS Bias R24 A10266 1331 13K R25 A10266 2221 2 2K R26 C 6844 2 250 Pot HS Bias R27 A10266 3911 390 R28 A10266...

Page 29: ...250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6813 7 27pF C153 C253 C 6804 6 1µF C154 C254 C 6804 6 1µF C156 C256 C 6804 6 1µF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1 1N4004 D6 C 2851 1 1N4004 D7 C 2851 1 1N4004 D9 C 5061 4 1N3070 D104 D204 C 2851 1 1N4004 D105 D205 C 2851 1 1N4004 D106 D206 C 2851 1 1N4004 D107 D207 C 2851 1 1N4004 D1...

Page 30: ... R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 7782 3 100 Flame Proof R136 R236 A10266 6821 6 8K R137 R237 C 7782 3 100 Flame Proof R138 R238 A10266 6821 6 8K R139 R239 A10266 8211 820 R140 R240 A10266 6801 68 R141 R241 A10266 1541 150K R142 R242 A10266 1541 150K R143 R243 A10266 1041 100K R144 R244 A10266 1041 100K R145 R245 A10266 1851 1 8M R146 R246 A10266 1031 10K R147 R247 C ...

Page 31: ...0 5 Sensitivity S4 C 6781 6 Switch Stereo Mono IC s U1 C 5095 2 UA7815 U2 C 5096 0 UA7915 U100 U200 C 6911 9 UPA75 U101 U201 C 4345 2 LM339 U102 U202 C 4345 2 LM339 U103 U203 C 6910 1 UPA76 U104 U204 C 6900 2 MC34084P Misc Board D 7222 9 Socket C 3450 1 14 Pin Qty 6 Nut A10102 5 Hex 6 32 Qty 2 Heatsink C 5341 0 TO 220 Qty 2 Torq Spreader C 6541 4 Qty 2 Washer A10096 5 6 Split Qty 2 Screw A10240 06...

Page 32: ...0pF C149 C249 C 6808 7 470pF C150 C250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6950 7 82pF C153 C253 C 6804 6 1µF C154 C254 C 5243 8 1µF 250V C155 C255 C 6804 6 1µF C156 C256 C 6804 6 1µF C157 C257 C 6806 1 01µF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1 1N4004 D6 C 2851 1 1N4004 D7 C 2851 1 1N4004 D9 C 5061 4 1N3070 D104 D204 C 2851 1 ...

Page 33: ...6 8K R128 R228 A10266 1031 10K R129 R229 A10266 1041 100K R130 R230 A10266 1041 100K R131 R231 A10266 1031 10K R132 R232 C 5062 2 100K Pot ODEP R133 R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 7782 3 100 Flame Proof R136 R236 A10266 6821 6 8K R137 R237 C 7782 3 100 Flame Proof R138 R238 A10266 6821 6 8K R139 R239 A10266 8211 820 R140 R240 A10266 6801 68 R141 R241 A10266 1541 150...

Page 34: ...70K R910 R1010 A10266 4741 470K R911 R1011 A10266 1521 1 5K R912 R1012 A10266 4711 470 R913 R1013 A10266 1051 1M R914 R1014 A10266 1051 1M R915 R1015 A10266 2201 22 R916 R1016 A10266 2201 22 Switches S2 OPEN S3 C 7960 5 Sensitivity S4 C 6781 6 Switch Stereo Mono IC s U1 C 5095 2 UA7815 U2 C 5096 0 UA7915 U100 U200 C 6911 9 UPA75 U101 U201 C 4345 2 LM339 U102 U202 C 4345 2 LM339 U103 U203 C 6910 1 ...

Page 35: ...0pF C150 C250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6950 7 82pF 5 C153 C253 C 6804 6 1µF C154 C254 C 8426 6 1µF 250V C155 C255 C 6804 6 1µF C156 C256 C 6804 6 1µF C157 C257 C 6806 1 01µF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1 1N4004 D6 C 2851 1 1N4004 D7 C 2851 1 1N4004 D108 D208 C 3181 2 1N4148 D109 D209 C 3181 2 1N4148 D110 D210...

Page 36: ... A10266 6821 6 8K R128 R228 A10266 1031 10K R129 R229 A10266 1041 100K R130 R230 A10266 1041 100K R131 R231 A10266 1031 10K R132 R232 C 5062 2 100K Pot ODEP R133 R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 7782 3 100 Flame Proof R136 R236 A10266 6821 6 8K R137 R237 C 7782 3 100 Flame Proof R138 R238 A10266 6821 6 8K R139 R239 A10266 8211 820 R140 R240 A10266 6801 68 R141 R241 A1...

Page 37: ... A10266 1521 1 5K R912 R1012 A10266 4711 470 R913 R1013 A10266 1051 1M R914 R1014 A10266 1051 1M R915 R1015 A10266 2201 22 R916 R1016 A10266 2201 22 Switches S2 OPEN S3 C 7960 5 Sensitivity S4 C 6781 6 Switch St Mono IC s U1 C 5095 2 UA7815 U2 C 5096 0 UA7915 U100 U200 C 6911 9 UPA75 U101 U201 C 4345 2 LM339 U102 U202 C 4345 2 LM339 U103 U203 C 6910 1 UPA76 U104 U204 C 7558 7 MC33079P Misc Board D...

Page 38: ...0pF C150 C250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6950 7 82pF 5 C153 C253 C 8897 8 1µF C154 C254 C 8426 6 1µF 250V C155 C255 C 8897 8 1µF C156 C256 C 8897 8 1µF C157 C257 C 6806 1 01µF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1 1N4004 D6 C 2851 1 1N4004 D7 C 2851 1 1N4004 D108 D208 C 3181 2 1N4148 D109 D209 C 3181 2 1N4148 D110 D210...

Page 39: ...10266 1031 10K R129 R229 A10266 1041 100K R130 R230 A10266 1041 100K R131 R231 A10266 1031 10K R132 R232 C 5062 2 100K Pot ODEP R133 R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 7782 3 100 Flame Proof R136 R236 A10266 6821 6 8K R137 R237 C 7782 3 100 Flame Proof R138 R238 A10266 6821 6 8K R139 R239 A10266 8211 820 R140 R240 A10266 6801 68 R141 R241 A10266 1541 150K R142 R242 A102...

Page 40: ... A10266 1051 1M R915 R1015 A10266 2201 22 R916 R1016 A10266 2201 22 R917 R1017 A10265 10021 10K 1 R918 R1018 A10265 10021 10K 1 R919 R1019 A10265 10021 10K 1 R920 R1020 A10265 10021 10K 1 R921 R1021 C 9079 2 200 Pot CMR Null Switches S2 OPEN S3 C 7960 5 Sensitivity S4 C 6781 6 Switch Stereo Mono IC s U1 C 5095 2 UA7815 U2 C 5096 0 UA7915 U100 U200 C 6911 9 UPA75 U101 U201 C 4345 2 LM339 U102 U202 ...

Page 41: ...7 470pF C150 C250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6950 7 82pF 5 C153 C253 C 8897 8 1µF C154 C254 C 8426 6 1µF 250V C155 C255 C 8897 8 1µF C156 C256 C 8897 8 1µF C157 C257 C 6806 1 01µF C158 C258 C 6807 9 001µF C159 C259 C 6807 9 001µF C160 C260 C 6811 1 100pF C161 C261 C 6811 1 100pF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1 1N...

Page 42: ... 20K 5W R124 R224 A10266 6821 6 8K R125 R225 C 7782 3 100 Flame Proof R126 R226 C 7782 3 100 Flame Proof R127 R227 A10266 6821 6 8K R128 R228 A10266 1331 13K R129 R229 A10266 1041 100K R130 R230 A10266 1041 100K R131 R231 A10266 1331 13K R132 R232 C 5062 2 100K Pot ODEP R133 R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 7782 3 100 Flame Proof R136 R236 A10266 6821 6 8K R137 R237 C...

Page 43: ...1 R920 R1020 A10265 10021 10K 1 R921 R1021 C 9079 2 200 Pot CMR Null R922 R1022 A10265 66501 665 1 R923 R1023 A10265 35711 3 57K 1 R924 R1024 A10265 66501 665 1 R925 R1025 A10265 10031 100K 1 R926 R1026 A10265 66501 665 1 R927 R1027 A10265 10031 100K 1 R928 R1028 A10265 35711 3 57K 1 R929 R1029 A10266 7531 75K R930 R1030 A10266 7531 75K Resistor Networks N101 N201 D 7945 5 Resistor Network N102 N2...

Page 44: ... 470pF C150 C250 C 6806 1 01µF C151 C251 C 6806 1 01µF C152 C252 C 6950 7 82pF 5 C153 C253 C 8897 8 1µF C154 C254 A10434 104JD 1µF 250V C155 C255 C 8897 8 1µF C156 C256 C 8897 8 1µF C157 C257 C 6806 1 01µF C158 C258 C 6807 9 001µF C159 C259 C 6807 9 001µF C160 C260 C 6811 1 100pF C161 C261 C 6811 1 100pF Diodes D1 C 2851 1 1N4004 D2 C 2851 1 1N4004 D3 C 2851 1 1N4004 D4 C 2851 1 1N4004 D5 C 2851 1...

Page 45: ...0K 5W R124 R224 A10266 6821 6 8K R125 R225 C 8836 6 100 5W Flame Proof R126 R226 C 8836 6 100 5W Flame Proof R127 R227 A10266 6821 6 8K R128 R228 A10266 1331 13K R129 R229 A10266 1041 100K R130 R230 A10266 1041 100K R131 R231 A10266 1331 13K R132 R232 C 5062 2 100K Pot ODEP R133 R233 A10266 2741 270K R134 R234 A10266 2032 20K 5W R135 R235 C 8836 6 100 5W Flame Proof R136 R236 A10266 6821 6 8K R137...

Page 46: ... A10265 10021 10K 1 R919 R1019 A10265 10021 10K 1 R920 R1020 A10265 10021 10K 1 R921 R1021 C 9079 2 200 Pot CMR Null R922 R1022 A10265 66501 665 1 R923 R1023 A10265 35711 3 57K 1 R924 R1024 A10265 66501 665 1 R925 R1025 A10265 10031 100K 1 R926 R1026 A10265 66501 665 1 R927 R1027 A10265 10031 100K 1 R928 R1028 A10265 35711 3 57K 1 R929 R1029 A10266 7531 75K R930 R1030 A10266 7531 75K Resistor Netw...

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