Q17-Amplifier
stefaweb
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.
Loading design…
stefaweb
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.
| Q9 | BS250P |
|---|
| Q15,Q17 | FQA46N15 |
|---|
| Q16,Q18 | IXTH36P15P |
|---|
| U1 | OPA828 |
|---|
| U2 | NDC7003P |
|---|
| C1 | 470p Mica |
|---|
| C2 | 100uF/10V BP |
|---|
| C3,C6 | 47uF/25v |
|---|
| C4,C5,C8,C9,C11,C12 | 100nF |
|---|
| C7 | 3uF MKP |
|---|
| C10 | 47pF Mica |
|---|
| C13,C14 | 220uF/63V |
|---|
| C15,C16 | 2200uF/63V |
|---|
| C17 | 100nF FKP or MKT |
|---|
| C18,C19 | 2.2uF |
|---|
| C20 | 1uF MKP |
|---|
| C21 | 5n6 FKP |
|---|
| C22 | 330p |
|---|
| D1,D4 | RED 2V |
|---|
| D2,D3 | 1N5248B |
|---|
| D5-D7,D10 | 1N5245B |
|---|
| D8,D9 | 1N4148 |
|---|
| J1 | INPUT |
|---|
| J2 | SPK+ |
|---|
| J3 | DC |
|---|
| L1 | 1u2 |
|---|
| R1 | 2k7 |
|---|
| R2,R21 | 10k/1W |
|---|
| R3,R6 | 150R |
|---|
| R4 | 1k |
|---|
| R5,R7-R9,R29,R30,R40,R41 | 100R |
|---|
| R10,R13 | 8R2 |
|---|
| R11,R12 | 47R/2W |
|---|
| R14,R19,R20,R34 | 330R |
|---|
| R15,R35 | 270R |
|---|
| R16 | 47k |
|---|
| R17 | 4k75 |
|---|
| R18 | 22k |
|---|
| R23,R25 | 8k2 |
|---|
| R24 | 10k |
|---|
| R26,R28 | 22R/1W |
|---|
| R27 | 560R/1W |
|---|
| R31 | 10R/2W |
|---|
| R36-R39 | 0R1/3W |
|---|