Enclosure not stated
ARP 4012 LPF
- Category
- Other· Filters Wahs and VCFs
- Price
- see vendor
- Tags
- Filters Wahs and VCFs
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 66 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 31 | ||||
| R1 | 470R | 470 | read from the schematic by eye | |
| R2 | 470R | 470 | read from the schematic by eye | |
| R3 | 470R | 470 | read from the schematic by eye | |
| R4 | 1K8 | 1.8k | read from the schematic by eye | |
| R5 | 820R | 820 | read from the schematic by eye | |
| R6 | 3K32 | 3.32k | 1%; read from the schematic by eye | |
| R7 | 3K32 | 3.32k | 1%; read from the schematic by eye | |
| R8 | 3K32 | 3.32k | 1%; read from the schematic by eye | |
| R9 | 3K32 | 3.32k | 1%; read from the schematic by eye | |
| R10 | 56K | 56k | read from the schematic by eye | |
| R11 | 220R | 220 | read from the schematic by eye | |
| R12 | 2K2 | 2.2k | read from the schematic by eye | |
| R13 | 23K2 | 23.2k | 1%; read from the schematic by eye | |
| R14 | 100K | 100k | read from the schematic by eye | |
| R15 | 220K | 220k | read from the schematic by eye | |
| R16 | 1K | 1k | read from the schematic by eye | |
| R17 | 196K | 196k | 1%; read from the schematic by eye | |
| R18 | 100K | 100k | offset trim network (pin 18); read from the schematic by eye | |
| R19 | 100K | 100k | offset trim network (pin 14); read from the schematic by eye | |
| R20 | 470R | 470 | read from the schematic by eye | |
| R21 | 470R | 470 | read from the schematic by eye | |
| R22 | 15K | 15k | read from the schematic by eye | |
| R23 | 15K | 15k | read from the schematic by eye | |
| R24 | 30K1 | 30.1k | 1%; read from the schematic by eye | |
| R25 | 30K1 | 30.1k | 1%; read from the schematic by eye | |
| R26 | 30K1 | 30.1k | 1%; read from the schematic by eye | |
| R27 | 30K1 | 30.1k | 1%; read from the schematic by eye | |
| R30 | 1K87 | 1.87k | +3500PPM/K tempco, 1W 3%; read from the schematic by eye | |
| R31 | 470R | 470 | read from the schematic by eye | |
| R32 | 10K | 10k | read from the schematic by eye | |
| R33 | 15K | 15k | read from the schematic by eye | |
| Capacitors 10 | ||||
| C1 | 0.01UF | 10n | read from the schematic by eye | |
| C2 | 0.01UF | 10n | read from the schematic by eye | |
| C3 | 0.01UF | 10n | read from the schematic by eye | |
| C4 | 0.01UF | 10n | read from the schematic by eye | |
| C5 | 50PF | 50p | read from the schematic by eye | |
| C6 | 50PF | 50p | read from the schematic by eye | |
| C7 | 10PF | 10p | read from the schematic by eye | |
| C8 | 0.01UF | 10n | read from the schematic by eye | |
| C9 | 0.01UF | 10n | read from the schematic by eye | |
| C10 | 50PF | 50p | read from the schematic by eye | |
| Diodes 4 | ||||
| CR1 | 1N914 | 1N914 | read from the schematic by eye | |
| CR2 | 1N914 | 1N914 | read from the schematic by eye | |
| CR3 | 1N914 | 1N914 | read from the schematic by eye | |
| CR4 | 1N914 | 1N914 | read from the schematic by eye | |
| Transistors 20 | ||||
| Q1 | TZ-81 | TZ-81 | matched pair with Q2; read from the schematic by eye | |
| Q2 | TZ-81 | TZ-81 | read from the schematic by eye | |
| Q3 | 2N6076 | 2N6076 | read from the schematic by eye | |
| Q4 | TZ-581 | TZ-581 | selected and thermally coupled with Q5; read from the schematic by eye | |
| Q5 | TZ-81 | TZ-81 | exponential converter pair with Q4; read from the schematic by eye | |
| Q6 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q7 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q8 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q9 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q10 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q11 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q12 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q13 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q14 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q15 | TZ-81 | TZ-81 | filter ladder; matched pairs; read from the schematic by eye | |
| Q16 | 2N5172 | 2N5172 | read from the schematic by eye | |
| Q17 | AD3958 | AD3958 | dual FET; read from the schematic by eye | |
| Q18 | TZ-581 | TZ-581 | matched pair with Q19; read from the schematic by eye | |
| Q19 | TZ-581 | TZ-581 | read from the schematic by eye | |
| Q20 | 2N6076 | 2N6076 | read from the schematic by eye | |
| ICs 1 | ||||
| A1 | LM301A | LM301A | selected for low offset (SL19986); read from the schematic by eye | |