Stanley Clarke Signature Preamp

The Stanley Clarke Signature Acoustic Preamp by EBS is a 2-channel preamp designed for professional-grade signal levels, making it suitable for use with any power amp. It features 10 Mohm Impedance inputs for both channels, individual High Pass/Notch Filters for each channel, and an XLR microphone- input with 48V Phantom Power for channel B. The preamp also supports Electret pickups on channel A and allows for blending two different sound input sources. It includes an Effects Loop for additional effects, a Tuner Out, a Balanced XLR-Output, an Aux Input, and a professional-grade Headphones output. The preamp is designed to handle the complex sonic characteristics of an upright bass and can also be used with other acoustic or electric instruments.

Key Specifications:
- Input Impedance: 10 Mohms // 22 pF
- Gain Range: -oo/+30 dB
- Frequency Response: +0/-3 dB 20-20,000 Hz
- Bass Filter: Type Shelving, Gain Range +/- 15 dB @ 40 Hz
- Mid Filter: Type Bandpass Filter, Gain Range +/- 13 dB, Frequency Range 70

• 2500 Hz, Q 0.8
  - Treble Filter: Type Shelving, Gain Range +/- 15 dB @ 10 kHz
  - HP Filter: Type 12 dB/octave High Pass, Frequency Range 20(off) - 450 Hz
  - Notch Filter: Type Bandpass Notch, Frequency Range 70 - 2200 Hz, Q 7, Attenuation 7 dB (typically)
  - Effects Loop: Loop Signal Level -10 dBv (nominal), Gain Unity (1:1), Output Impedance 2 kohms, Input Impedance 100 kohms, Modes Serial or Parallel
  - Phones Out: Recommended Imp. 32 - 200 ohms
  - Auxiliary Info: Power Requirements Idle 500mA @9V, max 800mA @9V (with headphones at max output level)
  - Dimensions: 168 x 124 x 53 mm / 6.6" x 4.9" x 2.1"
  - Weight: 660 g (1.5 lbs.)

The preamp has received positive reviews from professional musicians and is highly recommended for acoustic bass players. It is praised for its versatility, studio-grade signal quality, and essential features for handling acoustic instruments.