Behringer TD3 GP Analog Bass Line Synth

Behringer's TD-3 is a faithful analogue recreation of the Roland TB-303, the legendary bass synthesiser that accidentally defined house music after its commercial failure as a guitar replacement in the early 1980s. This silver-finish unit combines authentic circuitry with a modern addition: an integrated distortion circuit modelled after the DS-1. The pure analogue signal path, 16-step sequencer, and matched transistor construction ensure the sonic character that made the original a studio and dancefloor staple.

The TD-3's core architecture centres on a voltage-controlled oscillator with transistor wave-shaping that delivers sawtooth and square waveforms, paired with a 24 dB/octave low-pass filter offering flexible cutoff frequency and resonance control. The voltage-controlled amplifier and VCO work together through a straightforward default signal routing, allowing immediate sound generation without patch-cable configuration. The 16-voice Poly Chain function enables stacking multiple units for up to 16-voice polyphony. An intuitive layout and pre-configured signal flow make the synthesiser accessible, though the analogue circuitry's matched transistors grant the finesse required for everything from fat bass tones to experimental textures.

The TD-3 suits producers mining 1980s and '90s progressive rock, wave, and synth-pop aesthetics, as well as electronic music makers seeking the sonic foundation of house and techno. Its compact footprint and affordable price point make it viable for bedroom setups and touring rigs alike, positioning it as a practical entry point to analogue synthesis rather than a heritage collector's piece.

Features

• Authentic voltage-controlled oscillator with transistor wave-shaping circuitry
• 24 dB/octave low-pass filter with cutoff and resonance control
• 16-step sequencer for pattern programming and looping
• Sawtooth and square waveform options from VCO
• Integrated distortion circuit modelled on Boss DS-1
• Pure analogue signal path with matched transistor construction
• 16-voice Poly Chain for multi-unit polyphony stacking
• Default signal routing for immediate sound creation without patching