This overdrive preamp captures the character of the VOX UL730 in pedal format, offering plenty of dynamics and a more convenient EQ control than previous versions. Perfect if you're looking for a vintage sound with punch and nuance, suitable for both guitar and bass. • Replica of the VOX UL730 S/N 3042 • Greater versatility: Lo/Hi gain modes • 3-band EQ with external bass and treble controls • Mach Schau! function with external gain control • Powered by 9V DC (center negative)
FEATURES AND BENEFITS of ACLAM AP0111 DR. ROBERT V3
The Dr. Robert V3 is a pedal-based preamp/overdrive designed to deliver a vintage British character with plenty of dynamics and an extra gain boost. Perfect if you want to go from clean to crunchy and add more push to your solos effortlessly.
Its strength lies in how it responds to your playing style and the guitar’s pickups: you can stay in a clean edge or push it into more saturated tones while maintaining clarity. The Mach Schau! section provides that extra edge to stand out in the mix, and the gain modes help tailor it to different guitars and settings.
Additionally, it offers a more comprehensive EQ control than previous versions, allowing easy adjustment of bass and treble and fine-tuning the midrange without losing character. If you’re coming from classic overdrive pedals and seek a tone with its own personality and high responsiveness, it fits particularly well.
- Type: preamp / overdrive for guitar
- Sound inspiration: recreation of vintage Vox UL730
- "Mach Schau!" function: boost/extra gain with dedicated switch
- Gain modes: LO GAIN and HI GAIN
- Controls: Volume, Master Volume, Mids, Gain, MS (Mach Schau!), MS Gain, Bass, and Treble
- Bypass: true bypass via relay (soft-touch switches)
- Power supply: 9V DC center negative (2.1 mm connector), approx. 40 mA consumption
- LED indicators: effect activated and boost activated
- Dimensions: 136 x 55 x 87 mm
- Weight: 410 g
- Made in: Spain
- Manual available
RECOMMENDED USE
If you’re looking for a versatile, characterful sound that's easy to dial in, this model makes it very straightforward: from a clean tone with “punch” to a crunchy sound with more body, plus an extra push to stand out when needed. It’s ideal for players who value dynamics and control without complicated menus.
The most rewarding way to use it is to set your main adjustment as your base and reserve Mach Schau! as a second gear. If you find it hard to get a cleaner sound with your guitar, try the LO GAIN mode; for more bite and saturation, switch to HI GAIN.
FREQUENTLY ASKED QUESTIONS about ACLAM AP0111 DR. ROBERT V3
Does the LO GAIN mode change the behavior significantly compared to HI GAIN?
Yes: LO GAIN softens the gain structure to make it easier to achieve clean or edge tones. HI GAIN maintains a more aggressive approach similar to earlier versions, with more saturation available.
Can I switch between LO and HI GAIN modes without disconnecting anything?
Yes. With the pedal powered on, you can switch modes by pressing both switches simultaneously; the change is indicated by the LED colors.
Can I power it with 12V or 18V for more headroom?
No. It is designed for 9V DC center negative; using a higher voltage can damage the circuit and void the warranty.
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