Erica Synths Bullfrog
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Erica Synths
Bullfrog
Product Info
* Prices may vary. Check retailer for current pricing and availability.
The Bullfrog is a seriously fun, compact synth for those wanting to dive deep into subtractive synthesis. It's perfect for sound designers, experimental musicians, or anyone wanting a hands-on learning experience – just be prepared for a steep learning curve initially!
Product Description
- Erica Synths Bullfrog
- Monophonic Desktop Synthesizer
- Designed for creative learning of subtractive sound synthesis
- VCO with tuning control
- FM input
- sine and pulse waveform and shape/PWM control with CV input
- 3-Channel mixer for sine
- pulse and noise
- Low-pass filter (-24 dB/oct.) with controls for cutoff
- resonance and CV input with attenuator
- VCA with offset control and CV input with attenuator
- Delay with settings for delay time
- feedback and wet/dry mix
- 2 Attack/release envelopes with switchable loop mode
- CV inputs for both time parameters
- gate input
- unipolar and bipolar output
- Sample & hold stage with rate control
- pulse output
- gate button and selectable clock source (free/gate)
- Clock divider with 4 outputs - /2
- Functions can be extended by plug-in voice cards - sequencer
- acid bassline and sampler looper included in delivery
- Line output: 6.3 mm jack
- Stereo headphone output: 3.5 mm jack
- CV/gate inputs: 3.5 mm jack
- MIDI In: 5-pin DIN and USB MIDI
- Dimensions (W x D x H): 385 x 210 x 40 mm
- Weight: 1.8 kg
- Incl. external power supply (12V DC)
- operating instructions
- 10 templates
- 10 patch cables
- 3 pre-configured voice cards and 3 DIY voice cards
PROS
- • Excellent subtractive engine, offering rich, evolving tones.
- • The flexible FM input allows for surprisingly complex textures.
- • Envelope looping adds rhythmic possibilities for experimental sound design.
- • Compact desktop format encourages hands-on, immediate sonic exploration.
CONS
- • Limited monophonic voice restricts layering and chordal possibilities.
- • The workflow can be initially overwhelming due to the density of controls.
- • Build quality, while decent, uses primarily plastic components.
Product Video
Key Features
Sounds
Raw, analog subtractive synthesis with FM capabilities; capable of everything from classic basses to evolving textures.
Polyphony
Monophonic
Effects
Integrated delay with feedback and wet/dry control; adds depth and movement.
MIDI
No MIDI input; CV/Gate control only.
Connections
Multiple CV inputs/outputs, gate input, pulse output, audio in/out, power connector.
Weight
Approximately 2.5 kg (5.5 lbs)
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Frequently Asked Questions
It's a self-contained unit, so lacks the flexibility of a modular system, but offers a focused, integrated synthesis experience at a more accessible price point.
Absolutely, it’s well suited to that; the filter and envelope shaping capabilities provide a wide range of bass tones, from subby to aggressive.
It's a planned expansion module that will likely add new oscillators or processing capabilities, increasing the Bullfrog's sonic potential.
