Vangoa VG60 Acoustic Guitar Amplifier User Manual

Introduction

The Vangoa VG60 is a versatile 80W portable acoustic guitar amplifier designed for musicians seeking high-quality sound and portability. It features dual channels, a 3-band EQ, built-in reverb and chorus effects, Bluetooth connectivity, and OTG audio recording capabilities. This manual provides detailed instructions for setting up, operating, and maintaining your VG60 amplifier.

Key Features

• Premium Sound Output: Equipped with a 6.5" 80W subwoofer and 3" 20W tweeter for clear highs and deep bass. Features an advanced DSP chip and wooden cabinet for minimal distortion.
• Dual-Channel Design: Two independent channels with 3-band EQ, gain, and reverb/chorus effects. Channel 1 includes an XLR/6.35mm combo mic input with 48V phantom power. Channel 2 offers dual 6.35mm jacks for instruments.
• Portable & Rechargeable: Features a 14.8V/6000mAh Li-ion battery providing up to 8 hours of playtime, with a 3-4 hour recharge time. Includes an adjustable strap for easy transport.
• Seamless OTG Audio: Supports USB-C OTG for lossless audio playback and recording with ultra-low latency, suitable for practice, performance, and live streaming.
• User-Friendly Functions: Real-time 4-level LED battery indicator, dual playback options (Bluetooth/USB), and an exclusive one-touch Mute Mode.

What's in the Box

• Vangoa VG60 Acoustic Guitar Amplifier
• Power Adapter

Product Overview

Figure 1: Front view of the Vangoa VG60 Acoustic Guitar Amplifier, showcasing its compact design and speaker grille.

Figure 2: Close-up of the amplifier's control panel, highlighting the dual-channel layout with individual EQ and effect controls.

Control Panel Features

• Channel 1 Controls: Gain, 3-band EQ (Bass, Middle, Treble), Reverb, Master Volume.
• Channel 2 Controls: Gain, 3-band EQ (Bass, Middle, Treble), Reverb, Chorus, Master Volume.
• Master Section: Overall Master Volume, Bluetooth/USB Mode button, Mute button, Recording button.

Rear Panel Connections

Figure 3: Rear panel connections including power input, DI Out, Headphone Out, OTG, and Aux In.

• PWR IN: Power adapter input for charging and continuous operation.
• DI OUT: Direct output for connecting to a mixer or external audio interface.
• HEADPHONE: 3.5mm headphone output for silent practice.
• OTG: USB-C port for OTG audio recording and playback with compatible devices.
• AUX IN: 3.5mm auxiliary input for connecting external audio sources.

Setup

1. Charging the Amplifier

Before first use, fully charge the amplifier. Connect the included power adapter to the PWR IN port on the rear panel and plug it into a power outlet. The 4-level LED battery indicator on the control panel will show charging progress. A full charge typically takes 3-4 hours.

Figure 4: The amplifier's charging indicator showing the battery level during charging.

2. Powering On/Off

Press and hold the power button on the control panel for a few seconds to turn the amplifier on or off. The LED battery indicator will illuminate upon power-on.

Figure 5: The 4-level LED battery display indicating the current charge level of the amplifier.

3. Connecting Instruments and Microphones

• Channel 1: Use the XLR/6.35mm combo input for microphones or instruments. If using a condenser microphone, activate the 48V phantom power switch located near the input.
• Channel 2: Use the dual 6.35mm jacks for instruments like acoustic guitars.

Operating Instructions

1. Adjusting Sound (EQ & Effects)

Each channel has independent controls:

• Gain: Adjusts the input sensitivity for the connected instrument or microphone.
• 3-Band EQ: Use the Bass, Middle, and Treble knobs to shape the tone of your sound.
• Reverb: Adds a spacious, echoing effect.
• Chorus (Channel 2 only): Creates a rich, shimmering effect by slightly detuning and delaying the signal.
• Master Volume: Controls the overall output volume for each channel.

2. Bluetooth Connectivity

Press the 'MODE' button to switch to Bluetooth mode. The Bluetooth indicator will flash. On your device, search for 'Vangoa VG60' and pair. Once connected, the indicator will glow solid. You can now stream audio wirelessly to the amplifier.

3. OTG Audio Recording & Playback

Connect your compatible smartphone or tablet to the amplifier's USB-C OTG port using a suitable cable. This allows for direct, low-latency digital audio recording and playback. The amplifier acts as an audio interface for your device.

Figure 6: Example setup for external recording using the OTG feature, connecting the amplifier to a smartphone.

4. Mute Function

Press the 'MUTE' button to instantly silence the amplifier's output without adjusting volume knobs or unplugging cables. Press it again to restore sound. This is useful for temporary pauses during performances or practice.

Figure 7: Visual comparison highlighting the convenience of the one-touch mute function on the Vangoa VG60.

Maintenance

• Cleaning: Use a soft, dry cloth to clean the amplifier's exterior. Avoid abrasive cleaners or solvents.
• Storage: Store the amplifier in a cool, dry place away from direct sunlight and extreme temperatures.
• Battery Care: For optimal battery life, avoid fully discharging the battery frequently. If storing for extended periods, charge the battery to about 50% every few months.
• Ventilation: Ensure proper ventilation around the amplifier during use to prevent overheating.

Troubleshooting

• No Sound Output:
  • Check if the amplifier is powered on and charged.
  • Ensure all volume knobs (Gain, Master Volume, Overall Master Volume) are turned up.
  • Verify instrument/microphone cables are securely connected.
  • Check if the Mute function is active.
• Poor Sound Quality/Distortion:
  • Reduce the Gain and Master Volume settings.
  • Check for damaged cables or faulty instruments/microphones.
  • Ensure the amplifier is not placed on an unstable surface that could cause vibrations.
• Bluetooth Pairing Issues:
  • Ensure the amplifier is in Bluetooth mode (indicator flashing).
  • Turn off and on Bluetooth on your device.
  • Move your device closer to the amplifier.
  • Forget the device from your Bluetooth settings and try pairing again.
• OTG Recording Not Working:
  • Verify your device supports USB-C OTG audio.
  • Ensure the USB-C cable is functioning correctly and securely connected.
  • Check your recording software settings on your device to ensure the VG60 is selected as the input/output device.

Specifications

Safety Information

• Do not expose the amplifier to rain or moisture.
• Do not open the amplifier casing; refer servicing to qualified personnel.
• Avoid placing the amplifier near heat sources or in direct sunlight.
• Use only the provided power adapter for charging.
• Keep out of reach of children.

Warranty and Support

For warranty information and technical support, please refer to the Vangoa official website or contact your retailer. Please retain your proof of purchase for any warranty claims.