1590B · 3 knobs
"Up, Down, Daddy!"
Based on the Pearl OC-07 Octaver· 1 other board clones it
- Category
- Octave / Pitch
- Controls
- Normal · Down · Upr.Octave
- Difficulty
- Fiendish
- Price
- see vendorout of stock
From the vendor
My daughter melts my heart when she asks me to "Up, Down, Daddy!" when throwing her up into the air and catching her. I figured this was a perfect name for an octaver with 1 octave up and 1 and/or two octaves down. I became interested in this effect after hearing a demo clip of the Pearl OC-07. After a bit more research, I realized that gaussmarkov had created a schematic for us. The only catch was: I didn’t want it in a 1590BB. I wanted to see if we could put it in a 1590B.
Well, it’s complicated, and it sure looks like perfboard, and it’s a tight fit, but it is possible to fit this in a 1590B.
Take your time. It’s not an easy build. It worked for me the first time, thankfully! However, i
Schematic
The schematic is in the vendor's build document, page 6. Open the build document. No KiCad fragment has been drawn for this circuit yet.
Parts list 103 rows
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| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 55 | ||||
| R1 | 1k | 1k | ||
| R2 | 1M | 1M | ||
| R3 | 10k | 10k | ||
| R4 | 1M | 1M | ||
| R5 | 2k7 | 2.7k | ||
| R6 | 10k | 10k | ||
| R7 | 22k | 22k | ||
| R8 | 330k | 330k | ||
| R9 | 330k | 330k | ||
| R10 | 33k | 33k | ||
| R11 | 1M | 1M | ||
| R12 | 10k | 10k | ||
| R13 | 10k | 10k | ||
| R14 | 10k | 10k | ||
| R15 | 24k | 24k | ||
| R16 | 10k | 10k | ||
| R17 | 220k | 220k | ||
| R18 | 5k6 | 5.6k | ||
| R19 | 100k | 100k | ||
| R20 | 47k | 47k | ||
| R21 | 47k | 47k | ||
| R22 | 27k | 27k | ||
| R23 | 100k | 100k | ||
| R24 | 22k | 22k | ||
| R25 | 330k | 330k | ||
| R26 | 330k | 330k | ||
| R27 | 47k | 47k | ||
| R28 | 47k | 47k | ||
| R29 | 27k | 27k | ||
| R30 | 100k | 100k | ||
| R31 | 22k | 22k | ||
| R32 | 330k | 330k | ||
| R33 | 330k | 330k | ||
| R34 | 10k | 10k | ||
| R35 | 12k | 12k | ||
| R36 | 33k | 33k | ||
| R37 | 1M | 1M | ||
| R38 | 1k | 1k | ||
| R39 | 10k | 10k | ||
| R40 | 1k | 1k | ||
| R41 | 10k | 10k | ||
| R42 | 68k | 68k | ||
| R43 | 33k | 33k | ||
| R44 | 33k | 33k | ||
| R45 | 1M | 1M | ||
| R46 | 120k | 120k | ||
| R47 | 1M | 1M | ||
| R48 | 220k | 220k | ||
| R49 | 56k | 56k | ||
| R50 | 100k | 100k | ||
| R51 | 10k | 10k | ||
| R52 | 10k | 10k | ||
| R53 | 1M | 1M | ||
| R54 | 1M | 1M | ||
| R55 | 160k | 160k | ||
| Capacitors 26 | ||||
| C1 | 330pF | 330p | ||
| C2 | 33nF | 33n | ||
| C3 | 1uF | 1u | ||
| C4 | 10uF | 10u | ||
| C5 | 10nF | 10n | ||
| C6 | 2n2 | 2.2n | ||
| C7 | 220pF | 220p | ||
| C8 | 330pF | 330p | ||
| C9 | 100nF | 100n | ||
| C10 | 10nF | 10n | ||
| C11 | 47nF | 47n | ||
| C12 | 33nF | 33n | ||
| C13 | 1uF | 1u | ||
| C14 | 1uF | 1u | ||
| C15 | 22nF | 22n | ||
| C16 | 4n7 | 4.7n | ||
| C17 | 470pF | 470p | ||
| C18 | 1uF | 1u | ||
| C19 | 47nF | 47n | ||
| C20 | 10nF | 10n | ||
| C21 | 1nF | 1n | ||
| C22 | 220uF | 220u | ||
| C23 | 100uF | 100u | ||
| C24 | 1uF | 1u | ||
| C25 | 1uF | 1u | ||
| C26 | 10nF | 10n | ||
| Diodes 9 | ||||
| D1 | 1N4148 | 1N4148 | ||
| D2 | 1N4148 | 1N4148 | ||
| D3 | 1N4148 | 1N4148 | ||
| D4 | 1N4148 | 1N4148 | ||
| D5 | 1N4148 | 1N4148 | ||
| D6 | 1N4148 | 1N4148 | ||
| D7 | 1N4148 | 1N4148 | ||
| D8 | 1N34A | 1N34A | ||
| D9 | 1N34A | 1N34A | ||
| Transistors 3 | ||||
| Q1 | J201 | J201 | ||
| Q2 | 2N5457 | 2N5457 | ||
| Q3 | 2N5457 | 2N5457 | ||
| ICs 6 | ||||
| IC1 | TL072 | TL072 | ||
| IC2 | LM324 | LM324 | ||
| IC3 | CD4013 | CD4013 | ||
| IC4 | CD4013 | CD4013 | ||
| IC5 | TL074 | TL074 | ||
| IC6 | TL074 | TL074 | ||
| Potentiometers 3 | ||||
| NORMAL | B100K | B100k | Potentiometer | |
| DOWN | B100K | B100k | Potentiometer | |
| UPR.OCTAVE | B100K | B100k | Potentiometer | |
| Trimmers 1 | ||||
| TRIM | 100K | 100k | Trimmer | |
Other boards based on the Pearl OC-07 Octaver
- Pearl OC-07 Experimentalists Anonymous