LEKATO GA-4

Lekato GA-4 Portable Electric Guitar Amplebih hidup

Model: GA-4

Manual Pengguna

1. Pengenalan

The LEKATO GA-4 is a 10W portable amplifier designed to bring professional sound to your practice sessions anywhere. Compact yet powerful, this mini amp features dual channels—clean and overdrive—letting you dial in the perfect tone for any style. Built-in reverb adds depth and dimension to your playing, while Bluetooth connectivity streams backing tracks or jamming videos directly from your device. It is an ideal solution for guitarists who seek versatility and quality sound in a portable package.

2. Ciri-ciri Utama

  • Two Channel Sound Options: Features both clean and overdrive channels for versatile tonal choices.
  • Bunyi Stereo yang Berkuasa: 10W output with dual speakers delivers rich, immersive audio.
  • Mini Bluetooth Speaker Functionality: Stream music wirelessly from your phone or other Bluetooth-enabled devices.
  • Silent Practice Capability: Dedicated 3.5mm headphone output for private practice sessions.
  • Convenient Charging and Input Options: USB-Type-C charging, 3.5mm AUX input for external audio, and an earphone interface that automatically disconnects speaker output.
  • Built-in Drum Patterns: Includes 30 drum patterns to accompany your practice.

3. Kandungan Pakej

Sila tandai kotak untuk item berikut:

  • 1 x Lekato GA-4 Guitar Amplebih hidup
  • 1 x Kabel Pengecas USB Jenis-C
  • 1 x Manual Pengguna

4. Kawalan dan Sambungan

4.1 Kawalan Panel Hadapan

Lekato GA-4 Front Panel Controls
Figure 1: Front Panel Controls (Volume, Clean/Overdrive, Gain, Tone, Reverb/Drum Knob, TAP Button)
  • INPUT (6.35mm Jack): Sambungkan gitar elektrik anda di sini.
  • Tombol VOLUME: Mengawal volum keluaran keseluruhan amplifier. Rotate clockwise to increase volume, counter-clockwise to decrease. Also serves as the ON/OFF switch.
  • CLEAN / OVERDRIVE Switch: Toggles between the clean channel for clear tones and the overdrive channel for distorted sounds.
  • Tombol GAIN: Adjusts the amount of distortion when the OVERDRIVE channel is selected.
  • Tombol TONE: Membentuk amplifier's tonal characteristics, from warm (counter-clockwise) to bright (clockwise).
  • Butang TAP: A multi-function button for various operations, indicated by LED color.
    TAP Button Functions
    Figure 2: TAP Button Functions (Activate, Set Tempo, Turn Off, Guitar Reverb, Drum Volume, Drum Pattern)
    • Tekan sekali: Activate (e.g., Guitar Reverb - grey light).
    • Tekan 3 kali: Set tempo (e.g., for drum patterns - red light).
    • Tekan lama: Matikan.
  • REVERB / DRUM VOL / RHYTHM Knob: This knob has multiple functions depending on the mode selected via the TAP button:
    • Guitar Reverb (Grey light): Adjusts the level of the reverb effect.
    • Drum Volume (Green light): Adjusts the volume of the drum patterns.
    • Drum Pattern (Red light): Selects one of the 30 available drum patterns.

4.2 Sambungan Panel Belakang

Lekato GA-4 Rear Panel Connections
Figure 3: Rear Panel Connections (AUX In, Headphone Output, Type-C Charging)
  • AUX IN (Bicu 3.5mm): Connect external audio devices such as smartphones, MP3 players, or computers to play along with backing tracks.
  • HEADPHONE OUTPUT (3.5mm Jack): Plug in your headphones for silent practice. Connecting headphones automatically mutes the amppembesar suara lifier.
  • DC-5V (Type-C) Charging Port: Connect the provided USB Type-C cable to a USB-5V power adapter (not included) for charging the amplifier's internal battery.

5. Panduan Persediaan

  1. Mengecas Amplebih hidup: Sebelum penggunaan pertama, cas sepenuhnya amplifier. Connect the provided USB Type-C cable to the DC-5V port on the rear panel and plug the other end into a standard USB-5V power adapter. The charging time is approximately 2 hours.
  2. Menghidupkan/Mematikan: Rotate the VOLUME knob clockwise from the 'OFF' position to turn the amplifier ON. To turn it OFF, rotate the VOLUME knob fully counter-clockwise until it clicks into the 'OFF' position.
  3. Connecting Your Instrument: Plug your electric guitar's cable into the 6.35mm INPUT jack on the front panel.
  4. Connecting External Audio (Optional): If you wish to play along with music, connect your audio device (e.g., smartphone, tablet) to the 3.5mm AUX IN jack on the rear panel using a 3.5mm audio cable (not included).
  5. Silent Practice (Optional): For private practice, plug your 3.5mm headphones into the HEADPHONE OUTPUT jack on the rear panel. The amplifier's speakers will automatically be muted.
    Silent Practice with Headphones
    Figure 4: Silent practice setup using headphones.

6. Arahan Operasi

6.1 Basic Tone Adjustment

  1. Melaraskan Kelantangan: Use the VOLUME knob to set your desired listening level.
  2. Memilih Saluran: Use the CLEAN / OVERDRIVE switch to choose between a clean, uncolored guitar tone or a distorted, overdriven sound.
  3. Adjusting Gain (Overdrive Mode): If you've selected the OVERDRIVE channel, use the GAIN knob to control the intensity of the distortion. Higher gain settings result in more aggressive distortion.
  4. Shaping Tone: The TONE knob allows you to adjust the overall brightness or warmth of your sound. Experiment with this knob to find your preferred tonal balance.

6.2 Using Reverb

  1. Activate Reverb: Press the TAP button once. The LED indicator will turn grey, signifying that Guitar Reverb mode is active.
  2. Adjust Reverb Level: Rotate the REVERB / DRUM VOL / RHYTHM knob to increase or decrease the amount of reverb effect.

6.3 Using Drum Patterns

GA-4 amplifier includes 30 built-in drum patterns for practice.

  1. Enter Drum Pattern Mode: Press the TAP button three times quickly. The LED indicator will turn red, indicating you are in drum pattern selection mode.
  2. Pilih Corak Dram: While the LED is red, rotate the REVERB / DRUM VOL / RHYTHM knob to cycle through the 30 available drum patterns.
  3. Adjust Drum Volume: Press the TAP button again (after selecting a pattern). The LED indicator will turn green, indicating drum volume adjustment mode. Rotate the REVERB / DRUM VOL / RHYTHM knob to set the desired drum volume.
  4. Exit Drum Mode: Press the TAP button until the LED changes to another mode or turns off, or simply stop interacting with the controls for a few seconds.

6.4 Kesambungan Bluetooth

The GA-4 can be used as a Bluetooth speaker to stream audio wirelessly.

Lekato GA-4 Bluetooth Speaker Functionality
Figure 5: Bluetooth speaker functionality with dimensions and Bluetooth name.
  1. Hidupkan kuasa: Ensure the Lekato GA-4 amppenyambung dihidupkan.
  2. Dayakan Bluetooth: Activate Bluetooth on your smartphone, tablet, or other audio device.
  3. Berpasangan: Cari untuk available Bluetooth devices. The amplifier will appear as "LEKATO GA-4". Select it to pair.
  4. Stream Audio: Once paired, you can play music or backing tracks from your device, and the audio will be streamed through the GA-4 amplebih hidup.

7. Spesifikasi

Ciri Perincian
Jenama LEKATO
Kuasa Dinilai 10W
Kuasa Puncak 20W
Unit Pembesar Suara Full frequency 1.75 inches 5W x 2
Instrument Input (6.35mm) Impedance 1Mohm
AUX Input (3.5mm) Impedance 10 Kohm
Signal to Noise Ratio (Instrument) 80dB
Signal to Noise Ratio (AUX) 95dB
Respons Kekerapan 40Hz-16KHz
Pilih Kekerapan 125-6.5KHz+8dB
Versi Bluetooth V5.0
Jarak Berkesan Bluetooth 15M
Bateri Bateri litium 3.7V 2000mA
Input Pengecasan USB-Type-C DC5V 1000mA
Masa Mengecas Lebih kurang 2 jam
Hayat Bateri Approximately 4-6 hours (varies with usage)
bahan ABS, Logam
asal usul Tanah Besar China

8. Penyelenggaraan

  • Pembersihan: Lapkan amplifier with a soft, dry cloth. Do not use liquid cleaners, abrasive materials, or solvents, as these may damage the finish or internal components.
  • Storan: Simpan amppenyangga di tempat yang sejuk dan kering jauh dari cahaya matahari langsung, suhu yang melampau dan kelembapan yang tinggi.
  • Penjagaan Bateri: For optimal battery longevity, avoid fully discharging the battery frequently. Charge the amppengudaraan secara berkala, walaupun tidak digunakan untuk tempoh yang lama.
  • Elakkan Kelembapan: Simpan amplifier away from water and any sources of moisture to prevent electrical damage.

9. Penyelesaian masalah

Tiada Keluaran Bunyi:
  • Memastikan amplifier is powered on and the VOLUME knob is turned up.
  • Check that your guitar is properly plugged into the INPUT jack and its volume knob is turned up.
  • If using headphones, ensure they are fully inserted into the HEADPHONE OUTPUT jack. Disconnect and reconnect to confirm.
  • Verify that the correct input source is selected (if applicable, though GA-4 automatically switches for headphones).
Unexpected Distorted Sound:
  • Check the CLEAN / OVERDRIVE switch. If in Overdrive mode, adjust the GAIN knob to reduce distortion.
  • Ensure your guitar's output level is not excessively high, which can cause unwanted clipping.
Isu Berpasangan Bluetooth:
  • Memastikan amplifier is powered on and no other device is currently connected via Bluetooth.
  • Turn off and then on Bluetooth on both your device and the amplebih hidup.
  • Make sure your device is within the effective Bluetooth range (approx. 15 meters).
  • Lupakan peranti dalam tetapan Bluetooth telefon anda dan cuba pasangkan semula.
Hayat Bateri Pendek:
  • Memastikan amplifier is fully charged (approximately 2 hours).
  • Battery life can vary significantly based on volume level, use of Bluetooth, and drum patterns. High volume and continuous use of features will consume battery faster.

10. Petua Pengguna

Walaupun tiada petua pengguna khusus tersedia daripada reviews or Q&A, here are some general recommendations to enhance your experience with the Lekato GA-4 amplebih hidup:

  • Eksperimen dengan Tetapan: Don't be afraid to experiment with the TONE and GAIN knobs in both Clean and Overdrive modes to discover a wide range of sounds.
  • Practice with Backing Tracks: Utilize the AUX input or Bluetooth connectivity to play along with your favorite songs or backing tracks, which can significantly improve your timing and musicality.
  • Amalan Senyap: Ambil advan penuhtage of the headphone output for late-night practice sessions without disturbing others, or for focused, immersive playing.
  • Explore Drum Patterns: The built-in drum patterns are excellent tools for developing rhythm and practicing different musical styles.

11. Waranti dan Sokongan

For detailed warranty information, technical support, or service inquiries, please refer to the manufacturer's official website or contact the seller directly. It is recommended to retain your proof of purchase for any warranty claims.

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