Behringer B-Tron III Envelope Filter

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Behringer B-Tron III Envelope Filter

Behringer

B-Tron III Envelope Filter

4.8 Expert Rating

Product Info

Article Number: 610931
Model: B-Tron III Envelope Filter
Price: $75.90

* Prices may vary. Check retailer for current pricing and availability.

The B-Tron III is a remarkably capable recreation of a classic auto-wah, delivering that funky, vocal-like sound at a budget-friendly price. It's a great entry point for guitarists and bassists wanting to explore envelope filtering, especially if you're after that vintage funk vibe. Just be mindful of the enclosure's build quality – it’s not built to withstand serious abuse.

Product Description

  • Behringer B-Tron III Envelope Filter
  • Effect Pedal for Electric Guitar & Electric Bass
  • Envelope Filter
  • Reproduction of a famous vintage auto-wah envelope filter
  • Completely analogue optical circuit
  • 3 filter types: Low-pass
  • band-pass and high-pass
  • Up/Down modes
  • Sensitivity control for different audio sources
  • True Bypass
  • Controls: Mode
  • Peak
  • Gain
  • Switch: Range
  • Drive
  • Power
  • Footswitch: Effect bypass
  • LED: Effect on
  • Input and output: 6.3 mm jack
  • Power supply via 9 V DC mains adapter (2.1 x 5.5 mm barrel plug
  • centre negative) - suitable mains adapter available under Art. #409939# (not included in the scope of delivery)
PROS
  • • Optical circuit delivers a surprisingly organic, vocal-like wah tone
  • • Three filter types offer a wider range of expressive possibilities
  • • Sensitivity control is genuinely useful for adapting to different pickup outputs
  • • True bypass preserves your signal when the effect is off.
CONS
  • • Plastic enclosure feels somewhat flimsy compared to higher-end units
  • • Limited control range on the 'Peak' knob restricts fine-tuning
  • • Power supply not included feels a bit cheap for the price.

Product Video

Key Features

Effect Type Envelope Filter / Auto-Wah
Controls Mode, Peak, Gain, Range, Drive
Bypass Type True Bypass
Power Supply 9V DC, 2.1mm x 5.5mm barrel jack (center negative)
Connections Two 6.3mm mono jack inputs/outputs
Dimensions 4.5 in x 2.5 in x 2.8 in

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Frequently Asked Questions

The optical circuit tends to create a smoother, more responsive, and less harsh envelope filter sound, often described as more 'vocal' and organic.
The sensitivity control makes it usable with both, but you’ll likely need to adjust it significantly with humbuckers to prevent over-sensitivity and a muddy sound.
The 'Up' mode triggers the filter when the signal increases, while 'Down' triggers it when the signal decreases, creating distinct rhythmic and expressive possibilities.

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