Radial Voco-Loco MK2

Radial Voco-Loco Mk2 – Mic Preamp & Effects Loop Pedal

The Voco-Loco Mk2 is a foot-controlled microphone preamp and effects loop switcher designed for vocalists and acoustic instrumentalists who want to integrate guitar effects pedals into their signal chain. With improved gain, enhanced phantom power handling, and a secure locking XLR input, it delivers studio-quality performance in a pedal format.

Key Features
Add guitar effects pedals to vocal or instrument microphones
Create unique live effects during performance
Activate multiple effects with one footswitch
Compatible with dynamic and condenser microphones
Locking XLR input for secure connection
Robust phantom power handling
2-band EQ for easy tone shaping
Transformer-isolated effects loop to reduce hum and noise
Dry/wet mix control for signal balance
Tone control for effects loop signal
Input pad, polarity reverse (180°), and ground lift

Flexible Connectivity
Connect any microphone via XLR input
Use standard ¼" cables to connect guitar pedals
Send output directly to a mixer or PA system

Performance Applications
Vocals: Add delay, reverb, or distortion and control effects live
Brass instruments: Enhance sax or trumpet solos with unique effects
Harmonica: Achieve chorus, overdrive, and reverb without an amp

Audio Quality
Studio-quality preamp with low noise and high signal integrity
Linear frequency response ensures natural sound reproduction
Clean dry signal output without distortion or artifacts

Technical Specifications
Audio circuit type: Integrated Op-Amp with Class A FET input circuit
Frequency response: 20Hz – 20kHz
Dynamic range: 100dB
Gain: 52dB
Clip level: +15dBu
Total harmonic distortion: <0.005%
Intermodulation distortion: <0.005%
Phase deviation: 8° @50Hz
Input impedance: 10K-Ohms, 100K (FX Loop)
Output impedance: 300 Ohms, 3000 Ohms (FX Loop)
CMRR: -73dB @55Hz
Equivalent input noise: -120dBu
Noise floor: -85dBu
Maximum input: +10dB

Connections
Input: XLR-F
Output: XLR-M

Power Requirements
Supports 9V and 18V power supplies
Includes 15V PSU
Power consumption: 400mA, center positive

Build & Dimensions
Construction: 14-gauge steel chassis
Size: 146 x 95 x 35 mm)