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The Carl Martin Tone Tweaker was designed to do two things exceptionally well: shape your tone with precision and add clean, controlled boost without changing the character of your rig. It’s not about masking what you already like, it’s about refining it and giving it more authority when you need it.
At the core of the pedal is a 3-band EQ with ±12 dB of adjustment on Bass, Mid, and Treble. Each band is carefully voiced to be musical rather than surgical, making it easy to add weight, presence, or clarity without overcorrecting. Subtle adjustments go a long way, whether you’re compensating for room acoustics, switching guitars, or dialing in a specific part in the mix.
Tone Tweaker also includes up to 12 dB of clean boost, allowing you to lift your signal for solos, push the front end of an amp, or simply bring more punch to your rhythm sound. Internally, the pedal uses a voltage-boosting design to increase headroom, helping it stay open and composed even when the EQ and level are pushed.
With its wide frequency range and low-noise performance, Tone Tweaker works just as well at the front of a pedal chain as it does later in the signal path. The buffered output helps preserve signal integrity, especially in more complex setups with longer cable runs.
The layout is deliberately straightforward: Mid, Treble, Bass, and Level. No presets, no modes – just direct control over how your sound is shaped and how hard it hits. Built in a compact, pedalboard-friendly enclosure, Tone Tweaker is a practical tone-shaping tool designed to integrate seamlessly into real-world rigs.
Key Features
12 dB boost instantly enhance your signal with a clean, transparent boost that preserves the integrity of your original tone.
3 band EQ: Bass, Mid, Treble
Wide frequency range from 40Hz to 16kHz
Buffered output preserves signal quality
Compact, pedalboard-ready size
Perfect for tone shaping and dramatic or subtle sound enhancement
Dimensions: 112x60x50 mm / 4.4″ x 2.36″ x 1.97″
Weight: 0.234 kg / 0.52 lbs
Specifi
cations
Input: 1M Ohm
Output: 100 Ohm
S/N Ratio: 70dB
Frequency range: 40Hz-16kHz
Bass: +/- 12dB / 40Hz
Mid: +/- 12dB / 1kHz
Treble:+/- 12dB / 10kHz
Power consumption: max. 45 mA
Power supply: 9 V DC (regulated), 60 mA minimum, 2.1 mm female plug, center negative (-)
Bypass: Buffered
Super Fun Awesome Happy Time Pedal Show demo of the Carl Martin Tone Tweaker:
Brett Kingman demo of the Carl Martin Tone Tweaker:
Leon Todd demo of the Carl Martin Tone Tweaker:
The practical bits
Details & dimensions
Brand
Carl
Type
Other Pedals & Effects
Ways to pay & get it
Delivery & finance options
Standard shippingFlat $7 Australia-wide, FREE over $150 — dispatched next business day with tracking, then 4–9 business days depending on location.
Express shippingChoose Express at checkout — 1–3 business days depending on location.
Click & CollectFREE from our Footscray showroom — we'll email you when it's ready.
Pay your way. Split it into 4 interest-free payments with Afterpay or Zip at checkout (on orders $100–$2,000). Prefer to rent? Ask our team about rent-to-own.
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Delivery, returns & warranty
Shipping & delivery
Free standard shipping on orders over $150. Most orders dispatched the next business day. Tracked & insured on every order over $30. Free Click & Collect from our Footscray showroom.
Returns
Arrived faulty, damaged, or not doing what it should? Return it within 7 days for a refund or exchange. After that, we'll arrange a manufacturer warranty repair and keep you posted throughout. All we ask is that it comes back in original condition, with all packaging and your proof of purchase. Your Australian Consumer Law rights always apply.
Warranty & support
Genuine, Australian-delivered stock. Authorised dealer. Set up by the manufacturer before dispatch. Real aftercare from real players on 03 4151 5751.