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Home / Guitar Electronic Accessories / Guitar Accessories: 2-Band EQ Active/Passive Switching Preamp Kit for Electric Bass Pickups

Attributes

Brand -
Category Musical Instrument Accessories / Guitar Electronic Accessories
Origin -
Brand ToneForge
Pickup Configuration Dual Humbucker
Preamp Type Active/Passive Switchable
EQ Bands 2-Band (Bass & Treble)
Power Source 9V Battery
Potentiometer Value 25k Ohm
String Compatibility 4-String Bass
Casing Material Zinc Alloy
Finish Color Matte Black
Warranty 12 Months Limited

5 reviews

A

Anonymous

Mar 02, 2026

Rating: 4/5

Great value

Sound is great but wiring took some time to get right.

A

Anonymous

Feb 17, 2026

Rating: 3/5

Battery drain

Good sound but seems to eat batteries faster than expected.

A

Anonymous

Feb 09, 2026

Rating: 5/5

Fantastic Tone Upgrade

Really improved my old Squier bass. The active mode adds great punch.

A

Anonymous

Jan 27, 2026

Rating: 5/5

Easy install

Fit perfectly in my standard bass cavity without modification.

A

Anonymous

Jan 19, 2026

Rating: 5/5

Pro sound

Active mode punches through the mix perfectly during gigs.

5 FAQ

Q: Are pots standard size?

A: Yes, the potentiometers use standard imperial sizing for easy replacement.

Q: What happens when battery dies?

A: The switchable preamp allows you to revert to passive mode even without power.

Q: Is wiring diagram included?

A: Yes, a detailed installation manual and wiring diagram are included inside the box.

Q: Does this fit a 5-string bass?

A: No, this kit is specifically designed for 4-string bass guitars.

Q: Can I use rechargeable batteries?

A: Yes, standard 9V rechargeable batteries work perfectly with this unit.

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