30W, 20V Symmetrical, 2N3055 Audio Amplifier
Électronique /
Electronic
Bill Of Materials For 30 watts, 20V Audio amplifier | ||||||
14 Resistors 1/4W | ||||||
Quantity: | References | Value | ||||
1 | R1 | 47k | ||||
1 | R2 | 4K7 | ||||
1 | R3 | 10k | ||||
1 | R4 | 8K2 | ||||
1 | R5 1/2W | 150R | ||||
1 | R6 1/2W | 220 | ||||
1 | R7 | 2K7 | ||||
2 | R8, R14 1W | 2K2 | ||||
4 | R9 1W, R10 1W, R11 1W, R12 1W | 0R1 | ||||
1 | R13 1W | 220R | ||||
7 Capacitors | ||||||
Quantity: | References | Value | ||||
1 | C1 | 2.2uF | ||||
1 | C2 | 330P | ||||
2 | C3, C4 | 470uF | ||||
3 | C5-C7 | 100uF | ||||
9 Transistors | ||||||
Quantity: | References | Value | ||||
2 | Q1, Q3 | BD139 | ||||
3 | Q1A, Q2, Q2A | 2N3055 | ||||
3 | Q4-Q6 | BC212 | ||||
1 | Q7 | TIP41 | ||||
1 Diodes | ||||||
Quantity: | References | Value | ||||
1 | D100 | 1N4007 | ||||
6 Miscellaneous | ||||||
Quantity: | References | Value | ||||
2 | BAT1, BAT2 | 20V | ||||
1 | DZ 18V 0.5W | 1N5248B | ||||
1 | LS1 | SPEAKER | ||||
1 | RV1 | 2k | ||||
1 | RV2 | 500R |