1. Sarrera
The LTC ATM8000BT is a versatile hybrid amplifier featuring an integrated FM tuner, Bluetooth connectivity, and multiple input options including USB, SD, and MP3. It supports surround sound speaker configurations and offers karaoke functionality with two microphone inputs and adjustable effects. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your device.
2. Segurtasun-argibideak
- Irakurri arretaz argibide guztiak erabili aurretik ampbiziagoa.
- Ez jarri unitatea euripean edo hezetasunean, suteak edo deskarga elektrikoak saihesteko.
- Ziurtatu aireztapen egokia dagoela. Ez blokeatu aireztapen-irekidurak.
- Jarri amplifier on a stable, level surface.
- Ez jarri likidoz betetako objekturik, adibidez, loreontziak, aparatuan.
- Deskonektatu unitatea korronte-entxufetik tximista-ekaitzetan edo denbora luzez erabili gabe dagoenean.
- Jarri zerbitzu-zerbitzu guztiak zerbitzu-pertsonal kualifikatuari.
3. Produktua amaitu daview
3.1 Aurreko panela

This image displays the front panel of the LTC ATM8000BT amplifier. Key features visible include the power button, USB and SD card slots, MP3 and microphone inputs, a digital display, and various control knobs for volume, microphone effects, and audio output.
- POWER botoia: Unitatea piztu edo itzaltzen du.
- HI/REC Button: Activates high-frequency adjustment or recording function.
- C/J/X Button: Used for control, jumping tracks, or exiting menus.
- INPUT botoia: Selects the audio input source (e.g., FM, Bluetooth, USB, SD, Optical, MP3).
- FUNTZIOA botoia: Cycles through various operational modes or settings.
- EQ botoia: Adjusts equalizer settings for audio output.
- SPEAKER A/B Button: Selects speaker output groups A, B, or A+B.
- USB ataka: For connecting USB storage devices for playback or recording.
- SD txartelaren zirrikitua: For inserting SD memory cards for playback or recording.
- MP3 Input (3.5mm jack): For connecting external MP3 players or smartphones.
- MIC1 Input (6.35mm jack): First microphone input for karaoke or voice.
- MIC2 Input (6.35mm jack): Second microphone input for karaoke or voice.
- Pantaila digitala: Shows current mode, track information, and settings.
- SUB OUT Knob: Subwoofer irteera-maila doitzen du.
- PRE OUT Knob: Adjusts the pre-ampirteera maila biziagoa.
- MASTER VOLUME Knob: Controls the overall output volume of the ampbiziagoa.
- MIC VOL botoia: Adjusts the volume level of the connected microphones.
- MIC BASS Knob: Adjusts the bass frequency level for microphone input.
- MIC TREBLE Knob: Adjusts the treble frequency level for microphone input.
- Mikrofonoaren Oihartzunaren botoia: Adjusts the echo effect applied to microphone input.
4. Konfigurazioa
4.1 Bozgorailu konexioak
Connect your speakers to the appropriate speaker terminals on the rear panel of the amplifier. The ATM8000BT supports multiple speaker outputs (4 x 75W + 3 x 20W) with an impedance of 8 Ohms. Ensure correct polarity (+ to + and - to -) for all speaker connections to prevent audio phase issues.
4.2 Audio iturrien konexioak
- Sarrera optikoa: Connect digital audio sources like TVs, CD players, or game consoles using an optical cable.
- MP3 sarrera: Use a 3.5mm audio cable to connect portable devices such as smartphones or MP3 players to the front panel MP3 jack.
- USB/SD: Insert a USB flash drive or SD memory card into the respective slots on the front panel.
4.3 Microphone Connections
Plug your microphones into the MIC1 and MIC2 6.35mm jack inputs located on the front panel. Ensure microphones are securely connected before use.
4.4 Energia-konexioa
Konektatu emandako korronte kablea amplifier's power input and then to a standard AC 220-240V ~ 50/60Hz electrical outlet.
5. Funtzionamendu-argibideak
5.1 Piztu/Itzali
Sakatu BOTEREA aurrealdeko paneleko botoia pizteko amplifier on or off. The digital display will illuminate when the unit is powered on.
5.2 Sarrera hautatzea
Sakatu SARRERA button repeatedly to cycle through the available audio sources: FM, Bluetooth, USB, SD, Optical, and MP3. The selected input will be shown on the digital display.
5.3 Bluetooth funtzionamendua
- Hautatu Bluetooth sarrera tekla erabiliz SARRERA botoia.
- Bilatu eskuragarri dauden Bluetooth gailuak zure telefonoan edo Bluetooth gaitutako beste gailu batean.
- Select 'ATM8000BT' from the list to pair. The amplifier will indicate a successful connection.
- Orain zure gailuko audioa erreproduzitu dezakezu honen bidez: ampbiziagoa.
5.4 FM Tuner Operation
Select the FM input. Use the navigation buttons (e.g., C/J/X, HI/REC) to scan for radio stations. The amplifier supports programmable stations for easy access to your favorites.
5.5 USB/SD Playback & Recording
Insert a USB drive or SD card into the corresponding slot. The amplifier will automatically detect and begin playing compatible audio files. To record audio from another source onto the USB/SD media, select the desired input and then press the HI/REC button to initiate recording.
5.6 Karaoke funtzioa
After connecting microphones to MIC1 and MIC2 inputs:
- Doitu mikrofonoaren bolumena erabiliz MIC VOL botoia.
- Fine-tune vocal tone with the MICROBAxua eta MIKROKOAK AGUAK eskutokiak.
- Add an echo effect to your vocals using the Mikrofonoa botoia.
5.7 Bolumen kontrola
Adjust the overall output volume of the amplifier using the large MASTER BOLUMENA knob. Individual adjustments for subwoofer output and pre-amplifier output are available via the SUB OUT eta AURRERA AURRERA knobs, respectively.
6. Mantentzea
To ensure the longevity and optimal performance of your LTC ATM8000BT amplifizer-a, jarraitu mantentze-jarraibide hauek:
- Garbiketa: Garbitu amplifier's exterior with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Aireztapena: Ensure that the ventilation openings on the top and sides of the unit are not blocked. Proper airflow prevents overheating.
- Ingurumena: Avoid exposing the amplifier to direct sunlight, excessive heat, moisture, or extreme temperatures.
- Zerbitzua: Do not attempt to open or service the unit yourself. Refer all servicing to qualified service personnel.
7. Arazoak
Zurekin arazoak badituzu amplifier, consult the following troubleshooting guide:
- Botererik ez: Check that the power cable is securely connected to both the amplifier and a working electrical outlet. Ensure the BOTEREA botoia sakatzen da.
- Ez dago soinu-irteerarik: Verify that the correct input source is selected. Check all speaker connections for proper polarity and secure fit. Ensure the MASTER BOLUMENA knob is turned up and not at minimum. Check individual MIC VOL, SUB OUT, eta AURRERA AURRERA knobs if applicable.
- Bluetooth parekatzeari buruzko arazoak: Ziurtatu amplifier is set to Bluetooth input. Confirm that your device's Bluetooth is enabled and discoverable. Try moving your device closer to the ampbiziagoa.
- Mikrofonoa ez dabil: Check that microphones are securely plugged into the MIC1/MIC2 jacks. Adjust the MIC VOL knob. Test microphones with another device if possible to confirm functionality.
- USB/SD Playback Errors: Ensure the USB drive or SD card is formatted to a compatible file system (e.g., FAT32) and contains supported audio file types. Try a different USB drive or SD card.
- Grabaketa Arazoak: Verify that the USB drive or SD card has sufficient free space. Ensure the correct input source is selected for recording.
8. Zehaztapenak
| Irteera Potentzia | 4 x 75 W + 3 x 20W |
| Elikatze Hornidura | AC 220-240 V ~ 50/60 Hz |
| Maiztasun Erantzuna | 20 - 20000 Hz |
| Sarrerako sentikortasuna | 450 mV |
| Seinale eta zarata erlazioa (S/N) | > 76 dB |
| Inpedantzia | 8 ohmio |
| Mikrofonoaren sarrerako sentsibilitatea | 20 mV |
| Neurriak (L x W x H) | 430 × 305 × 80 mm |
| Pisu garbia | 6.2 kg |
| Konektibitatea | Bluetooth, USB, SD, MP3, Optical, XLR (for mics) |
| Ezaugarri bereziak | FM Tuner, Recording function (USB/SD), Echo, Bass, Treble controls for microphones |
9. Bermea eta Laguntza
For warranty information, technical support, or service inquiries, please contact your original retailer or the manufacturer directly. It is recommended to retain your proof of purchase for warranty claims.





