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Douk Audio G4 Subwoofer Full-Frequency Mono Channel Digital Power Amplifier 100W

4.4 out of 5 stars 154 ratings
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Purchase options and add-ons

Voltage 12 Volts (DC)
Manufacturer Douk Audio
Maximum supply voltage 24 Volts (DC)
Minimum supply voltage 12 Volts
Mounting type Freestanding
Brand Douk Audio
Number of channels 1
Output power 1E+2 Watts
Package type box or padded envelope
Supply current 4.74 Amps

About this item

  • G4 can be used as full frequency amp or subwoofer amp with the B/M switch to connect different speakers, and with 3.5mm AUX and RCA input to compatible with different audio devices. 2PCS G4 can be used to drive left and right channel independently to avoid mutual interference.
  • Adopting 2PCS NE5532 op-amp and TI's TPA3116 chip, output power up to 100W enough to drive passive 3-10 inch full-frequency speakers or 4-12 inch subwoofers, no audible noise even at large power output, upgrade your 2.0 channel audio system to 2.1, providing shocking cinema effects.
  • By combining the stereo(left and right channel) input, first to do signal analysis and frequency processing and then power amplification, the low-frequency filtering will be more pure and power consumption is more efficient.
  • Mini size with exquisite appearance: mono integrated class D amplifier, simple compact design but with powerful function, more fashionable and durable solid aluminum chassis, very suitable for HiFi home and desktop audio system use.
  • Notice: this is mono amplifier, if you want stereo output please buy 2PCS or 3PCS.
› See more product details

Product details

  • Parcel Dimensions ‏ : ‎ 19.71 x 17.91 x 5.69 cm; 240 g
  • Date First Available ‏ : ‎ Dec 1 2019
  • Manufacturer ‏ : ‎ Douk Audio
  • Place of Business ‏ : ‎ ShenZhen, GuangDong 518110,CN
  • ASIN ‏ : ‎ B081Q3VZ9V
  • Item model number ‏ : ‎ DZ078_US
  • Customer Reviews:
    4.4 out of 5 stars 154 ratings

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Douk Audio G4 Subwoofer Full-Frequency Mono Channel Digital Power Amplifier 100W
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Product Description

douk audio g4 sub amp

TPA3116

100W High Power

  • Adopt classic TPA3116 chip, which can offer 100W high power
  • Enough to drive passive 3-10 inch full-frequency speakers or 4-12 inch subwoofers

NE5332

2 PCS NE5532 OP-Amp

  • Adopt 2 pcs NE5532 OP-Amp
  • No audible noise even at large power output

SUB & MONO mode switch

B/M Switch

  • Designed with B/M switch to switch between Bass/Mono modes
  • G4 can be used as a subwoofer amplifier or a signal channel speaker amplifier
  • You can also use two G4 to drive a set of normal speakers or three G4 to build a 2.1 audio system

Douk Audio G4

Packing List
Packing List
  • 1*G4 Mono Amplifier
  • 1*19V Power Supply
  • 1*Manual

Douk Audio G4

Parameters

  • Rated power: 100W
  • Peak power : 300W
  • THD: 0.001%
  • SNR: 103dB
  • Speaker impedance: 4-8Ω
  • Matched full-frequency or crossover speaker: 3-10 inch / 10-200W
  • Matched subwoofer speaker: 4-12 inch / 40-200W
  • Subwoofer Frequency Range: 20-200Hz
  • Full-frequency Frequency Range: 20-20Khz

  • Audio input: 3.5mm AUX / RCA
  • Audio output: banana speaker jacks
  • Working voltage: DC 12-24V 5.5mm (-) / 2.5mm (+)
  • Dimensions(L*W*H): 105*85*30mm / 4.13**3.35*1.18in
  • Net weight: 240g / 0.53lb
  • Package weight: 445g / 0.98lb

Panel Introduction

Panel Introduction

Wire Guide

Wire Guide
Douk Audio G4
Nobsound NS-03G SUB
Nobsound NS-03G FR
Nobsound G2
Nobsound G2 PRO
Douk Audio G10
Buying Options
Buying Options
Customer Reviews
4.4 out of 5 stars 154
4.0 out of 5 stars 1,506
4.0 out of 5 stars 1,506
4.5 out of 5 stars 668
—
3.1 out of 5 stars 8
Feature Support both SUB & Mono Only for subwoofer; Super mini size; Low cost Only for mono channel; Super mini size; Low cost Support both SUB & Mono; Gain adjustment Support both SUB & Mono; 300W high power Support both SUB & Mono; Vacuum tube
Power 100W 100W 100W 100W 300W 200W
Channel 1.0 1.0 1.0 1.0 1.0 (1.1) 1.0 (1.1)
Input 3.5mm AUX + RCA 3.5mm AUX 3.5mm AUX RCA RCA RCA
Output Passive Mono Speaker / Subwoofer Passive Subwoofer Passive Mono Speaker Passive Mono Speaker / Subwoofer Passive Mono Speaker / Subwoofer + Active Subwoofer Passive Mono Speaker / Subwoofer + Active Subwoofer
THD ≤0.001% ≤0.04% ≤0.04% ≤0.03% ≤0.03% ≤0.1%
SNR ≥103 ≥98 ≥98 ≥106 ≥106 ≥98
Speaker Impedance 4~8 ohm 2~8 ohm 2~8 ohm 2~8 ohm 4~8 ohm 2~8 ohm
Power Input 19V 4.74A DC 8-25V >3A (not included) DC 8-25V >3A (not included) 19V 4.74A 32V 5A 24V 4.5A
Douk Audio G3
Douk Audio P1
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Little Bear MC104 PRO
Music Levels
Buying Options
Customer Reviews
4.2 out of 5 stars 712
4.2 out of 5 stars 967
4.3 out of 5 stars 703
3.8 out of 5 stars 274
4.2 out of 5 stars 873
4.5 out of 5 stars 7
Feature Bluetooth Amplifier, 2-CH, 100W, Tone Control Bluetooth preamp; Headphone amp; Vacuum tube; Tone control; APTX-HD Headphone Amplifier, Classic, Mini Size Digital Interface, USB to OPT/COAX, XMOS, SPDIF AUX Audio Switch, 4-CH, Fully Isolated, Mini Size MIC Sound Level, Audio Spectrum, RGB LED

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