Sunday, January 27, 2008

200W Power Amplifier

This amplifier for universal usability, such as for home audio, seminar and for games (PS3 games, Xbox and others)
Schematic Diagram

12xQ1, Q2, Q5, Q7, Q9, Q10MPSA 06
10xQ3, Q4, Q6, Q8, Q11MPSA 56
4xQ13, Q142N 3439
4xQ12, Q152N 5416
2xQ16MJE 15030
2xQ17MJE 15031
4xQ18, Q20MJ 15003
4xQ19, Q21MJ 15004
12xD1, D2, D3, D4, D11, D121N4007
12xD5, D6, D7, D8, D9, D101N4148
8x (15x)D13, D14, D15, D1620 V Zener +5% tolerance, 0.5W
2xC1390 pF mica
14xC2, C3, C15, C16, C23, C24, C25100nF/100V film
8xC7, C12, C17, C18100nF/50V film
12xC4, C5, C13, C14, C21, C22100uF/63V radial electrolytic
2x (4x)C6a, C6b220uF/16V bi-polar electrolytic (4x 330uF/16V)
2xC8180pF mica
2xC947pF mica
4xC10, C1110pF mica
4xC19, C2010nF/50V film
All resistors are 1% carbonic or metalised 0,5W if not noted otherwise
2xR120 kohm
2xR22 kohm
16xR3, R4, R5, R6, R7, R8, R9, R10300 ohm
6xR11, R12, R271.2 kohm
4xR13, R142.2 kohm
4xR15, R1612 kohm
4xR17, R1811 kohm
2xR191.1 kohm
2xR2022 kohm
4xR21, R2230 ohm
4xR23, R24360 ohm
4xR25, R261 kohm
4xR28, R29270 ohm
4xR30, R313.9 kohm 1/2 W
6xR32, R33, R5182 ohm
4xR34, R35330 ohm
2xR36220 ohm
8xR37, R38, R39, R40680 ohm
8xR41, R42, R43, R4410 ohm 1/2 W
8xR45, R46, R47, R480.33 ohm 5 W wire-wound
4xR49, R5010 ohm, 2 W
2xP12 kohm more turn cermet trimmer
1xT1Toroid power transformer SEC 2x40V AC 300W
8xC1P, C2P4700uF/63V (6x 6800uF/63V)
1xD1PBridge rectifier 35A/200V
Fuse casing
1xF1Fuse 3.15A T
4xF2, F3, F4, F5Fuse 5A F
Insulative bed under transistors + screw insulatives 16x
Solder eye M4
Shrinking spaghetti 4mm

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