Enclosure not stated
Elektor Parametric EQ
- Category
- EQ / Filter· Tone Control and EQs
- Price
- see vendor
- Tags
- Tone Control and EQs
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 47 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 21 | ||||
| R1 | 100k | 100k | read from the schematic by eye | |
| R2 | 470Ω | 470 | read from the schematic by eye | |
| R3 | 100Ω | 100 | read from the schematic by eye | |
| R4 | 1k | 1k | read from the schematic by eye | |
| R5 | 1k | 1k | read from the schematic by eye | |
| R6 | 2k2 | 2.2k | read from the schematic by eye | |
| R7 | 1k | 1k | read from the schematic by eye | |
| R8 | 6k1 | 6.1k | read from the schematic by eye | |
| R9 | 22k | 22k | read from the schematic by eye | |
| R10 | 100Ω | 100 | read from the schematic by eye | |
| R11 | 1k | 1k | read from the schematic by eye | |
| R12 | 1k | 1k | read from the schematic by eye | |
| R13 | 22k | 22k | read from the schematic by eye | |
| R14 | 2k2 | 2.2k | read from the schematic by eye | |
| R15 | 6k1 | 6.1k | read from the schematic by eye | |
| R16 | 2k2 | 2.2k | read from the schematic by eye | |
| R17 | 2k2 | 2.2k | read from the schematic by eye | |
| R18 | 680Ω | 680 | read from the schematic by eye | |
| R19 | 1k | 1k | read from the schematic by eye | |
| R20 | 1k | 1k | read from the schematic by eye | |
| R21 | 160Ω | 160 | read from the schematic by eye | |
| Capacitors 15 | ||||
| C1 | 47uF | 47u | 25V; read from the schematic by eye | |
| C2 | 100uF | 100u | 25V; read from the schematic by eye | |
| C3 | 4n7 | 4.7n | read from the schematic by eye | |
| C4 | 47n | 47n | read from the schematic by eye | |
| C5 | 470n | 470n | read from the schematic by eye | |
| C6 | 100p | 100p | read from the schematic by eye | |
| C7 | 910p | 910p | read from the schematic by eye | |
| C8 | 10n | 10n | read from the schematic by eye | |
| C9 | 100n | 100n | read from the schematic by eye | |
| C10 | 4p7 | 4.7p | read from the schematic by eye | |
| C11 | 47p | 47p | read from the schematic by eye | |
| C12 | 100n | 100n | supply decoupling; read from the schematic by eye | |
| C13 | 100n | 100n | supply decoupling; read from the schematic by eye | |
| C14 | 100n | 100n | supply decoupling; read from the schematic by eye | |
| C15 | 100n | 100n | supply decoupling; read from the schematic by eye | |
| Transistors 4 | ||||
| T1 | BC550C | BC550C | read from the schematic by eye | |
| T2 | BC547B | BC547B | read from the schematic by eye | |
| T3 | BC550C | BC550C | read from the schematic by eye | |
| T4 | BC547B | BC547B | read from the schematic by eye | |
| ICs 2 | ||||
| IC1 | NE5532 | NE5532 | read from the schematic by eye | |
| IC2 | NE5532 | NE5532 | read from the schematic by eye | |
| Potentiometers 3 | ||||
| P1 | A4k7 | A4.7k | Potentiometer | variable resistor in series with the input; no knob name; drawn 4k7 log; read from the schematic by eye |
| P2 | B10k | B10k | Potentiometer | no knob name; drawn 10k lin; read from the schematic by eye |
| P3 | A1k | A1k | Potentiometer | no knob name; drawn 1k log; read from the schematic by eye |
| Switches 2 | ||||
| S1 | DP3T | DP3T | S1a/S1b range switch selecting C3/C4/C5 and C7/C8/C9; read from the schematic by eye | |
| S2 | SPDT | SPDT | bypass switch at the output; read from the schematic by eye | |