Enclosure not stated · 1 knob
Orange / Vox / Apollo Treble/Bass Booster
Based on the Orange Vox / Apollo Treble/Bass Booster
- Category
- Boost
- Controls
- Treble/Bass
- Price
- see vendor
From the vendor
The treble/bass booster sold under the Orange, Vox and Apollo names: a 2SB175 germanium stage with a 500K pot blending a 1800pF treble cap against a 30k and two 0.22uF bass network at the input.
Schematic
The schematic is in the post. Open it at Revolution Deux. No KiCad fragment has been drawn for this circuit yet.
Parts list 13 rows
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Check before you build · 1 value the reader of this schematic was not sure of
- Capacitors are written in 'mF' on the drawing (.22mF, 30mF, 5mf); read as microfarads.
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 6 | ||||
| R2 | 30K | 30k | read from the schematic by eye | |
| R3 | 150K | 150k | read from the schematic by eye | |
| R4 | 10K | 10k | read from the schematic by eye | |
| R5 | 1K | 1k | read from the schematic by eye | |
| R6 | 10K | 10k | read from the schematic by eye | |
| R7 | 500K | 500k | read from the schematic by eye | |
| Capacitors 5 | ||||
| C1 | 220n | 220n | drawn .22mF; read from the schematic by eye | |
| C2 | 220n | 220n | drawn .22mF; read from the schematic by eye | |
| C3 | 1.8n | 1.8n | 1800pF; read from the schematic by eye | |
| C4 | 30u | 30u | drawn 30mF, electrolytic; read from the schematic by eye | |
| C5 | 5u | 5u | drawn 5mf, output; read from the schematic by eye | |
| Transistors 1 | ||||
| Q1 | 2SB175 | 2SB175 | germanium PNP; read from the schematic by eye | |
| Potentiometers 1 | ||||
| Treble/Bass | 500K | 500k | Potentiometer | R1; read from the schematic by eye |