TinkercasterBartolini NTMB 3-band EQ module
3-band, 9 or 18 V
Bartolini NTMB+: treble, mid and bass 50K pots and the 10K gain trim come wired. Solder In (yellow), Out (green), Ground (black) and Battery+ (red); the battery's negative goes to the jack ring.
Connections at a glance
Use the terminal labels below when planning your circuit. Check the manufacturer's documentation for your exact component revision.
| Terminal | Label | Role | Lead colour |
|---|---|---|---|
| IN | In (yellow) | Input | yellow |
| OUT | Out (green) | Output | green |
| GND | Ground (black) | Ground · Ground | black |
| BATT | Battery + (red) | Power pos | red |