DTAR Equinox Acoustic Guitar Preamp

    Allows precise EQ control to correct or enhance very specific tonal problem areas with frequency sweep control, bandwidth control, and boost/cut control.
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    Product Description

    Equinox is an audiophile quality 3 band parametric equalizer preamp with low noise components and circuit design making it ideal for studio and live use. The frequency sweep control, bandwidth control, and boost/cut control allows musicians to correct or enhance very specific tonal problem areas. Dual notch filters can be used to control or eliminate acoustic feedback.
    Equinox is the ideal solution for musicians who require precise control of their EQ in any environment.

    Features
    3 Band Parametric Equalizer Preamp -- Allows precise EQ control to correct or enhance very specific tonal problem areas with frequency sweep control, bandwidth control, and boost/cut control

    Two independent notch filters -- Eliminate acoustic feedback

    20 dB gain switch -- Provides instant gain

    True bypass switching of non-activated functions -- Bypass switch removes entire EQ and notch filter sections from signal chain leaving only high impedance, low noise input and buffered output

    High quality components -- Extremely low noise and distortion, audiophile quality sound

    1/4 in. stereo input jack -- Allows connecting input and output to Solstice on a single, stereo cable

    Compact, portable design -- Can be used as a stand-alone preamp for
    ultra portable instrument amplification systems

    Technical Description

    Input stage: Extremely low noise and low distortion

    Maximum input signal: 8.5 VRMS @ unity gain setting/.85 VRMS @ +20dB gain

    Slew Rate: 22V/us

    Input impedance: 2 megohms

    Thd: <.003% @ 1Vo

    Noise: All controls set "flat"/118dBV, referred to input with gain set at +20dB

    All controls set "flat"/106dBV, referred to input with gain set at unity

    "Worst Case" noise: 94dBV, all EQ set to full boost, all Q controls set to full narrow, frequency controls set to highest frequency.

    3 Band EQ: each band has adjustable Q (bandwidth) from .58 to 9.4 with 15 dB of boost and cut available

    Low Frequency Band: Frequency adjustable from 39 Hz to 408 Hz

    Midrange Frequency Band: Frequency adjustable from 212 Hz to 2.35 KHz

    High Frequency Band: Frequency adjustable from 1.8 KHz to 20 KHz

    Notch Filters: Q (bandwidth) fixed at 9.0 with 15 dB of cut available

    Notch Filter #1: Frequency adjustable from 40 Hz-400

    Notch Filter #2: Frequency adjustable from 80 Hz-800

    Input Jack: 1/4 in. Stereo, input on tip / output on ring, allows interface with DTAR Solstice (Acoustic Mixer) using a single, stereo cable.

    Output Jack: 1/4 in. Mono

    Power Supply: Internal +/- 15V derived from 15VAC external, wall mounted power transformer.

    Low frequency band potentiometer position:
    -- 9 o'clock: 50 Hz

    -- 12 o'clock: 130 Hz

    -- 3 o'clock: 330 Hz

    Mid frequency band potentiometer position:
    -- 9 o'clock: 270 Hz

    -- 12 o'clock: 750 Hz

    -- 3 o'clock: 1.9 KHz

    High frequency band potentiometer position:
    -- 9 o'clock: 2 KHz

    -- 12 o'clock: 6 KHz

    -- 3 o'clock: 15 KHz

    Notch 1 potentiometer position:
    -- 9 o'clock: 70 Hz

    -- 12 o'clock: 177 Hz

    -- 3 o'clock: 450 Hz

    Notch 2 potentiometer position:
    -- 9 o'clock: 115 Hz

    -- 12 o'clock: 290 Hz

    -- 3 o'clock: 750 Hz

    Dimensions: 8.5 in. wide x 6.5 in. deep x 2.7 in. high

    Weight: 2.9 lbs

    DTAR Equinox Acoustic Guitar Preamp Reviews

     

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