Rane MH 4 Headphone Amp Schematics 电路图.pdf

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1、RadioFans.CN 收音机爱 好者资料库 CHECKED BY:DRAWN BY: SHEET: 10802 47th Avenue West Mukilteo WA 98275-5098 SKH 11MAR96RGH 23MAR96 12 MH 4 INPUTS/OUTPUTS 100460 H:MH4100460-1.SCH15-Dec-1997 of ACTION: RIGHT INPUT NOTES (UNLESS OTHERWISE SPECIFIED): 1. ALL RESISTORS 1/4W 1% METAL FILM 2. ALL SWITCHES SHOWN IN

2、THEIR OUT OR OFF POSITION R5 1K R6 1K C1 330pF R9 9.09K R10 9.09K 3 2 1 84 Z1A 4580 B+ B- R13 10K GND R14 10K LEFT INPUT R7 1K R8 1K C2 330pF R11 9.09K R12 9.09K 3 2 1 84 Z6A 4580 B+ B- R15 10K GND R16 10K R18 2K R19 2K SOURCE 5 6 7 Z1B 4580C3 22/25 GND C4 22/25 R22 20K GND 8 3 2 1 4 Z2A 4580 5 6 7

3、Z2B 4580 R31 5.11K C5 22/25 GND R44 100KC21 22pF B+ B- OL 1A R56 82 1/2W R57 82 1/2W GND C6 22/25 R23 20K GND 8 3 2 1 4 Z3A 4580 5 6 7 Z3B 4580 R32 5.11K C7 22/25 GND R45 100K C22 22pF B+ B- OL 1B R58 82 1/2W R59 82 1/2W GND C8 22/25 R24 20K GND 8 3 2 1 4 Z4A 4580 5 6 7 Z4B 4580 R33 5.11K C9 22/25 G

4、ND R46 100KC23 22pF B+ B- OL 2A R60 82 1/2W R61 82 1/2W GND C10 22/25 R25 20K GND 8 3 2 1 4 Z5A 4580 5 6 7 Z5B 4580 R34 5.11K C11 22/25 GND R47 100K C24 22pF B+ B- OL 2B R62 82 1/2W R63 82 1/2W GND C12 22/25R26 20K GND 8 3 2 1 4 Z7A 4580 5 6 7 Z7B 4580 R35 5.11K C13 22/25 GND R48 100KC25 22pF B+ B-

5、OL 3A R64 82 1/2W R65 82 1/2W GND C14 22/25 R27 20K GND 8 3 2 1 4 Z8A 4580 5 6 7 Z8B 4580 R36 5.11K C15 22/25 GND R49 100K C26 22pF B+ B- OL 3B R66 82 1/2W R67 82 1/2W GND C16 22/25 R28 20K GND 8 3 2 1 4 Z9A 4580 5 6 7 Z9B 4580 R37 5.11K C17 22/25 GND R50 100KC27 22pF B+ B- OL 4A R68 82 1/2W R69 82

6、1/2W GND C18 22/25 R29 20K GND 8 3 2 1 4 Z10A 4580 5 6 7 Z10B 4580 R38 5.11K C19 22/25 GND R51 100K C28 22pF B+ B- OL 4B R70 82 1/2W R71 82 1/2W GND 5 6 7 Z6B 4580 C20 22/25 R20 2K R21 2K GND GND GND OVERLOAD/POWER SUPPLY H:MH4100460-2.SCH GND GND CH 1 CH 2 CH 3 CH 4 S1B 2P2T CW R1B 10KA CW R2B 10KA

7、 CW R3B 10KA CW R4B 10KA CW R1A 10KA CW R2A 10KA CW R3A 10KA CW R4A 10KA MONO LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL + - J1 TRS JACK + - J2 TRS JACK + - J3 TRS JACK + - J4 TRS JACK + - J5 TRS JACK + - J6 TRS JACK RadioFans.CN 收音机爱 好者资料库 CHECKED BY:DRAWN BY: SHEET: 10802 47th Avenue West Muk

8、ilteo WA 98275-5098 SKH 11MAR96RGH 23MAR96 22 MH 4 OL/PWR SUPPLY 100460 H:MH4100460-2.SCH15-Dec-1997 of ACTION: D1 4148 D2 4148 R52 100K R39 5.11K 9 8 14 Z11C LM339 GND B+ B- B+ R17 15.8K OL 1A OL 1B D13 OL R D3 4148 D4 4148 R53 100K R40 5.11K 11 10 13 Z11D LM339 GND OL 2A OL 2B D14 OL R D5 4148 D6

9、4148 R54 100K R41 5.11K 5 4 2 Z11B LM339 GND OL 3A OL 3B D15 OL R D7 4148 D8 4148 R55 100K R42 5.11K 7 6 1 312 Z11A LM339 GND OL 4A OL 4B D16 OL R R30 20K GND CT CT AC AC 1 2 3 4 5 6 J7 MOD JACK C29 0.01 C30 0.01 D9 4004 D10 4004 D11 4004 D12 4004 + C31 2200/16 + C32 2200/16 + C33 2200/16 + C34 2200

10、/16 + C35 2200/16 + C36 2200/16 + C37 2200/16 + C38 2200/16 C39 0.1 C40 0.1 R76 100 R77 100 R43 5.11K D17 Y GND POWER SUPPLY OVERLOAD CIRCUIT DECOUPLING CAPS C41 0.1 C42 0.1 C43 0.1 C44 0.1 C45 0.1 C46 0.1 C47 0.1 C48 0.1 C49 0.1 C50 0.1 C51 0.1 S2A 2P2T S2B B+ B+ B- B- B+ B- B+ B- + C52 47/25 + C53 47/25 PWR RadioFans.CN 收音机爱 好者资料库