Electro-Harmonix LPB-3 Linear Power Booster Effect Pedal

The Electro-Harmonix LPB-3 Linear Power Booster & EQ is a modern reimagining of EHX’s iconic LPB-1, originally released in 1968. This updated version combines powerful clean boost capabilities with a versatile 3-band active EQ, all housed in a compact Nano chassis.​

Key Features

• Boost Control: Delivers up to +33dB of clean gain, adjustable via the BOOST knob.​
• MAX Switch: Toggles between maximum boost levels of 20dB and 33dB.​
• Pre-Gain Knob: Fine-tunes the input gain for precise control over the boost effect.​
• 3-Band Active EQ:
• • Treble: Adjusts high frequencies.
  • Bass: Controls low frequencies.
  • Parametric Mids:
  • • Mid Level: Sets the gain for mid frequencies.
    • Mid Frequency: Selects the center frequency for the midrange.
    • Q (Bandwidth): Adjusts the width of the midrange frequency band.
• Bypass Options: Selectable Buffered or True Bypass modes to suit different signal chain preferences.​
• Extended Headroom: Internally boosted 30V power rails provide increased headroom, ensuring clarity even at high gain settings.​
• Compact Design: Nano-sized enclosure fits easily on crowded pedalboards.​

Power & Connectivity

• Power Requirements: 9.6VDC, 200mA (power adapter included).​
• Input/Output: Standard ¼" mono jacks.​

Applications & Use Cases

• Clean Boost: Enhance signal strength without altering tone, ideal for solos or driving tube amps.​
• Tone Sculpting: Utilize the active EQ to shape your sound precisely, tailoring highs, mids, and lows to your preference.​
• Midrange Focus: The parametric mids allow for targeted frequency adjustments, helping your instrument cut through the mix.​
• Versatility: Suitable for guitarists, bassists, and other instrumentalists seeking dynamic control and tonal flexibility.​