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9-Band Stereo EQ Preamp: HiFi Equalizer Audio Processor with Tone Controls | 111dB SNR | 0.001% THD | 2 RCA in/Out | for Home Stereo Audiophiles (EQ9)
- 9-Band EQ: Tune nine bands from 20Hz to 16kHz within ±6dB to shape bass, mids, and treble precisely for music, movies, and gaming.
- 111dB SNR: Ultra-clean background and wide dynamic range keep details intact at any volume with excellent headroom for demanding tracks.
- 0.001% THD: Extremely low distortion preserves clarity and realism, delivering tight bass, open mids, and airy highs without harshness.
- 2 RCA In/Out: Connect multiple sources and amps at once for seamless switching and easy integration into existing home setups.
- Tone Controls: Instant bypass for original signal and a balance knob to center vocals and imaging across left/right channels.
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Overview
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Product description Nobsound EQ9 9-Band Stereo Equalizer Preamp 9-band EQ 20Hz20kHz | ±6dB adjustment | 111dB SNR | 0.001 % THD | 2×RCA inputs/outputs | Bypass & balance | Aluminum alloy shell Precision Control from 20Hz16kHz Sculpt bass, mids, and treble with ±6dB steps for room and speaker matching. 111dB Signal-to-Noise Performance Quiet backgrounds reveal low-level detail and wide dynamics. 0.001 % Distortion for Purity Clean, transparent sound without coloration or smear. One-Touch Original Sound Switch EQ off instantly; center vocals with precise L/R balance. Easy Multi-Device Hookup Two inputs and two outputs simplify complex home systems.
9-Band EQ High SNR Ultra-Low THD Bypass & Balance Dual RCA I/O Living Room Sound Tuning Dial in speakers for movies and music; fix room boom or brightness. Nearfield Clarity Upgrade Refine bookshelf speakers at the desk for fatigue-free sessions. For Home Stereo For Desktop Rigs Parameters
Audio input: 2 groups of Stereo RCA
Audio output: 2 groups of Stereo RCA
Input sensitivity: 1V
Rated output level: 2V
Frequency response: 20Hz-20kHz± 0.4 dB
Frequency adjustment range: ±6dB
THD: 0.001 %@1kHz
SNR: 111dB
Dimensions (W*D*H): 220*65*21mm / 8.66 * 2.56 * 0.83 in
Net weight: 457g / 1.0 lb
Package weight: 700g / 1.54 lb
Packing list: 1*EQ9 Preamp; 1*DC12V Power Adapter How do I wire the EQ9 in a home system? What does the bypass switch do? Can it fix boomy bass or harsh highs? Will it add noise to my system? Whats included in the box? Douk Audio & Nobsound Nobsound EQ9 Buying Options Douk Audio T7 Add to Cart Douk Audio T8 PRO Add to Cart Douk Audio EQ5 TONE Add to Cart Douk Audio T9 Buying Options Douk Audio NS-13G MAX Buying Options Douk Audio A5 PRO Add to Cart Customer Reviews 4.0 out of 5 stars 148 4.6 out of 5 stars 52 4.0 out of 5 stars 127 4.0 out of 5 stars 102 4.5 out of 5 stars 114 4.3 out of 5 stars 69 4.6 out of 5 stars 27 Price $ 53.99 $53. 99 $ 99.99 $99. 99 $ 129.99 $129. 99 $ 99.99 $99. 99 $ 119.99 $119. 99 $ 99.99 $99. 99 $ 109.99 $109.
99 Type: 9-Band EQ Digital Preamp 7-Band EQ Digital Preamp 7-Band EQ Tube Preamp 5-Band Bluetooth EQ Preamp Phono Preamp+Headphone Amp 2-CH Digital Phono Amplifier 2-CH Bluetooth Digital
Amp Frequency bands: 20/60/125/250/500/1K/2K/6K/16K 64/125/250/500/2K/4K/8K 50/125/315/750/2K/6K/16K 100/400/800/4K/10K
Audio Inputs: 2 groups of Stereo RCA RCA & XLR RCA & XLR Bluetooth / RCA / 3.5 mm AUX MM/MC Phono + RCA Stereo RCA/MM phono Bluetooth / Stereo RCA
Audio Outputs: 2 groups of Stereo RCA RCA & XLR RCA & XLR stereo RCA / 3.5 mm AUX RCA + 3.5 mm Headphone Jack Banana speaker jacks/ 3.5 mm AUX Speaker /
AUX / Headphone THD: 0.001 %@1kHz 0.003 % 0.01 % 0.003 %@1KHz 0.1 % 0.005 % 0.003 %
SNR: 111dB 104dB 98dB 106dB 107dB 113dB
Frequency response: 20Hz-20kHz(± 0.4 dB) 20Hz20KHz(±1dB) 20Hz20KHz(±1dB) 5Hz-20KHz 20Hz-20KHz ± 0.5 dB 20Hz-20KHz (±1dB) 20Hz-20KHz (±1dB)
9-Band EQ High SNR Ultra-Low THD Bypass & Balance Dual RCA I/O Living Room Sound Tuning Dial in speakers for movies and music; fix room boom or brightness. Nearfield Clarity Upgrade Refine bookshelf speakers at the desk for fatigue-free sessions. For Home Stereo For Desktop Rigs Parameters
Audio input: 2 groups of Stereo RCA
Audio output: 2 groups of Stereo RCA
Input sensitivity: 1V
Rated output level: 2V
Frequency response: 20Hz-20kHz± 0.4 dB
Frequency adjustment range: ±6dB
THD: 0.001 %@1kHz
SNR: 111dB
Dimensions (W*D*H): 220*65*21mm / 8.66 * 2.56 * 0.83 in
Net weight: 457g / 1.0 lb
Package weight: 700g / 1.54 lb
Packing list: 1*EQ9 Preamp; 1*DC12V Power Adapter How do I wire the EQ9 in a home system? What does the bypass switch do? Can it fix boomy bass or harsh highs? Will it add noise to my system? Whats included in the box? Douk Audio & Nobsound Nobsound EQ9 Buying Options Douk Audio T7 Add to Cart Douk Audio T8 PRO Add to Cart Douk Audio EQ5 TONE Add to Cart Douk Audio T9 Buying Options Douk Audio NS-13G MAX Buying Options Douk Audio A5 PRO Add to Cart Customer Reviews 4.0 out of 5 stars 148 4.6 out of 5 stars 52 4.0 out of 5 stars 127 4.0 out of 5 stars 102 4.5 out of 5 stars 114 4.3 out of 5 stars 69 4.6 out of 5 stars 27 Price $ 53.99 $53. 99 $ 99.99 $99. 99 $ 129.99 $129. 99 $ 99.99 $99. 99 $ 119.99 $119. 99 $ 99.99 $99. 99 $ 109.99 $109.
99 Type: 9-Band EQ Digital Preamp 7-Band EQ Digital Preamp 7-Band EQ Tube Preamp 5-Band Bluetooth EQ Preamp Phono Preamp+Headphone Amp 2-CH Digital Phono Amplifier 2-CH Bluetooth Digital
Amp Frequency bands: 20/60/125/250/500/1K/2K/6K/16K 64/125/250/500/2K/4K/8K 50/125/315/750/2K/6K/16K 100/400/800/4K/10K
Audio Inputs: 2 groups of Stereo RCA RCA & XLR RCA & XLR Bluetooth / RCA / 3.5 mm AUX MM/MC Phono + RCA Stereo RCA/MM phono Bluetooth / Stereo RCA
Audio Outputs: 2 groups of Stereo RCA RCA & XLR RCA & XLR stereo RCA / 3.5 mm AUX RCA + 3.5 mm Headphone Jack Banana speaker jacks/ 3.5 mm AUX Speaker /
AUX / Headphone THD: 0.001 %@1kHz 0.003 % 0.01 % 0.003 %@1KHz 0.1 % 0.005 % 0.003 %
SNR: 111dB 104dB 98dB 106dB 107dB 113dB
Frequency response: 20Hz-20kHz(± 0.4 dB) 20Hz20KHz(±1dB) 20Hz20KHz(±1dB) 5Hz-20KHz 20Hz-20KHz ± 0.5 dB 20Hz-20KHz (±1dB) 20Hz-20KHz (±1dB)
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- Return for refund within: 30 days
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