DOUK AUDIO G4 Quick Start Manual

G4 Mini Mono Subwoofer /
Full-frequency Power Amplifier

NOTICE

1. Please make sure the power knob shutdown before you connect
G4 to power supply, avoid generating electric sparks although
this is normal. And make sure you have chosen correct mode
(Full-frequency or Subwoofer) before playing music.
2. Default 19V power supply enough to drive most home speakers,
if you want higher output please prepare another larger power
supply by yourself.
3. The best matched full-frequency or crossover speaker is 3-10
inch / 10-200W and best matched subwoofer speaker is 4-12
inch / 40-200W.

HOW TO USE

1. Connect the amp to power adapter firstly and then plug the power
cord to the socket.
2. Connect passive full-frequency speaker or subwoofer speaker to
the banana speaker jacks, and connect audio source to 3.5mm
AUX or RCA input according to different device such as phone,
computer, TV, CD player, decoders and so on.
3. Switch the B/M selector correctly, B means G4 as subwoofer amp
and M means G4 as full-frequency amp.
4. Rotate the knob to turn it on, play music on your audio source
device and adjust proper volume to enjoy its HiFi sound.
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PARAMETERS

Brand
Audio input
Audio output
Rated power
Peak power
THD
SNR
Speaker impedance
Matched full-frequency speaker
Matched subwoofer speaker
Frequency range
Working voltage
CONTACT INFORMATION
Address: Room 1329, Wang Cheng Building, Long Guan street,
Long Hua new District, Shenzhen, Guang Dong, China
Contact: LIU CHENXI
Tel: +86-18570015672
Email: nobsound@doukaudio.com
Douk Audio
3.5mm AUX / RCA
banana speaker jacks
100W
300W
0.001%
103dB
4-8Ω
3-10 inch / 10-200W
4-12 inch / 40-200W
20-200Hz(Subwoofer ) /
20-20Khz(Full-frequency)
DC 12-24V 5.5mm (-) / 2.5mm (+)
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