Analog synthesizer Behringer TD-3-SB Black 9V DC

The Behringer TD-3-SB Black 9V DC is a compact analog synthesizer inspired by a classic bassline instrument, offering a pure analog signal path with authentic VCO, VCF and VCA designs. Housed in a portable black chassis (305 mm × 165 mm × 56 mm) and weighing 1.4 kg, it runs from a 9V DC supply and combines a 16-step sequencer, an arpeggiator and an on-board distortion circuit. The instrument is designed to deliver fat basslines, dynamic leads and a wide range of electronic textures with hands-on controls and a multi-I/O patchbay for external connections.

Advantages

The TD-3-SB provides a faithful analog signal chain with matched components that reproduce vintage-style oscillator and filter behaviour while adding modern reliability. Its compact size and 1.4 kg weight make it convenient for studio and live use, and the built-in 16-step sequencer and arpeggiator offer immediate pattern creation and performance options. An integrated Distortion circuit and 24 dB/octave low-pass filter expand tonal possibilities without the need for additional gear.

Suitable for

• Electronic dance music production and live performance
• Creating basslines and lead sequences in studio sessions
• Sound design for synth-pop, techno, house and experimental music
• Portable setups and compact rigs for rehearsals and gigs

Key specifications

• Analog signal path with authentic VCO, VCF and VCA circuitry
• 16-step sequencer with up to 250 pattern storage and 4 groups
• 7-track sequencer layout with Keyboard and Step modes
• 24 dB/octave low-pass filter with Cutoff and Resonance controls
• Voltage Controlled Oscillator with reverse-sawtooth and pulse waveforms
• Onboard arpeggiator and pattern-based playback
• Built-in analog Distortion with Drive control and on/off switch
• Poly Chain capability for combining units up to 16 voices
• Compact dimensions: 305 mm (W) × 165 mm (D) × 56 mm (H)
• Weight: 1.4 kg
• Power: 9V DC supply
• Multi I/O patchbay for external connections and modulation routing

How to use

Power the unit with a compatible 9V DC adapter and connect audio output to an amplifier, mixer or audio interface. Use the sequencer in Keyboard mode to enter and store patterns or Step mode to input and edit individual steps in real time. Adjust the VCO waveform, filter Cutoff and Resonance to sculpt the desired timbre, then add Distortion and Drive for more aggressive tonal character. Save patterns into groups and use the arpeggiator or Poly Chain feature to expand live performance possibilities. The front-panel layout gives immediate access to controls for hands-on tweaking during playback.

Recommendations

For stable operation and best sound quality, use a regulated 9V DC supply with adequate current rating, avoid long unshielded cables for audio connections, and experiment with combining multiple TD-3-SB units via Poly Chain for richer polyphonic textures. When recording, route the output to a line input or DI box and adjust input gain to avoid clipping—use the Distortion sparingly when you want to preserve low-end clarity, and increase Drive for pronounced grit and character.