Behringer UB802 Ultra-Low Noise 8-Input 2-Bus Audio Mixer User Manual

1. تعارف

The Behringer UB802 is an ultra-low noise, 8-input, 2-bus audio mixer designed for various audio applications, from home studios to live sound reinforcement. It features high-quality microphone preamplifiers, a 3-band equalizer on all channels, and flexible routing options for professional sound mixing.

اهم خاصيتون شامل آهن:

• Ultra-low noise design, highest possible headroom, and ultra-transparent audio.
• Two state-of-the-art, studio-grade IMP "Invisible" Mic Preamps with 130 dB dynamic range for 24-bit, 192 kHz sampling rate inputs.
• Effective, extremely musical 3-band EQ on all channels.
• Six balanced high-headroom line inputs.
• One post-fader FX send per channel for external FX devices.

2. اھم حفاظتي ھدايتون

Please read these instructions carefully before operating your Behringer UB802 mixer. Retain these instructions for future reference.

• طاقت جو ذريعو: صرف يونٽ سان فراهم ڪيل پاور اڊاپٽر استعمال ڪريو. پڪ ڪريو ته وولٽtage توهان جي مقامي پاور سپلائي سان ملندو آهي.
• وينٽيليشن: ڪنهن به وينٽيليشن جي سوراخن کي بند نه ڪريو. ٺاهيندڙ جي هدايتن جي مطابق انسٽال ڪريو.
• پاڻي ۽ نمي: هن اوزار کي پاڻيءَ جي ويجهو استعمال نه ڪريو يا ان کي ٽِپڻ يا ڦاٽڻ جي سامهون نه رکو.
• گرمي: ڪنهن به گرمي جي ذريعن جي ويجهو نصب نه ڪريو جهڙوڪ ريڊيٽرز، گرمي رجسٽر، اسٽو، يا ٻيو سامان (بشمول ampلائفائرز) جيڪي گرمي پيدا ڪن ٿا.
• ڪيبل: بجليءَ جي تار کي هلڻ يا پنچ ٿيڻ کان بچايو، خاص طور تي پلگ، سهولتن جي رسيپٽيڪل ۽ ان نقطي تي جتي اهي سامان مان نڪرندا آهن.
• خدمت ڪرڻ: سڀني خدمتن جو حوالو ڏيو قابل خدمت اهلڪارن ڏانهن. خدمت ڪرڻ جي ضرورت پوندي آهي جڏهن سامان ڪنهن به طريقي سان خراب ٿي ويو آهي، جهڙوڪ پاور سپلائي ڪنڊ يا پلگ خراب ٿي ويو آهي، مائع ڦوڪيو ويو آهي يا شيون اپريٽس ۾ گر ٿي ويا آهن، سامان مينهن يا نمي جي سامهون آيو آهي، عام طور تي ڪم نٿو ڪري. ، يا ڇڏيو ويو آهي.

3. ڪنٽرول ۽ ڪنيڪٽر

3.1 مٿي پينل اوورview

This section details the controls and connectors located on the top panel of your UB802 mixer.

شڪل 1: مٿي کان هيٺ view of the Behringer UB802 mixer's control panel. This image displays the microphone and line inputs, gain controls, 3-band EQ sections, FX send, pan/balance controls, channel level knobs, main mix section, phantom power switch, and level meters.

1. MIC IN (Channels 1-2): XLR inputs for connecting microphones. These inputs provide +48V phantom power when activated.
2. LINE IN (Channels 1-2, 3/4, 5/6): 1/4" TRS inputs for connecting line-level sources such as keyboards, drum machines, or other audio devices. Channels 3/4 and 5/6 are stereo pairs.
3. GAIN (Channels 1-2): Adjusts the input sensitivity for the microphone and line inputs. Use this to set the optimal signal level before it reaches the mixer's internal processing.
4. برابري (اعليٰ، وچولي، گهٽ): Three-band equalizer controls for shaping the tone of each channel. HIGH affects frequencies around 12 kHz, MID around 2.5 kHz, and LOW around 80 Hz.
5. FX موڪليو: This knob controls the amount of signal sent from the respective channel to the external effects processor connected to the FX Send output. It is a post-fader send.
6. PAN (Channels 1-2): Positions the mono signal within the stereo sound field (left to right).
7. BAL (Channels 3/4, 5/6): Adjusts the balance between the left and right signals of the stereo input channels.
8. سطح: Adjusts the output volume of each individual channel to the main mix.
9. PHANTOM POWER (+48V): A switch to activate +48V phantom power for condenser microphones connected to the XLR inputs.
10. ڪلپ LED: Illuminates when the input signal is too high, indicating potential clipping or distortion. Reduce the GAIN control if this LED lights up frequently.
11. ليول ميٽر: LED indicators displaying the overall output level of the main mix. Aim for levels around 0 dB during normal operation.
12. MAIN MIX: Controls the overall output volume of the stereo main mix.
13. 2-TRACK IN/OUT: RCA connectors for connecting external recording devices or playback sources (e.g., CD players, tape decks).
14. CONTROL ROOM/PHONES: Output for connecting headphones or control room monitors. The level knob adjusts the volume for both.

3.2 ريئر پينل ڪنيڪشن

This section details the connections located on the rear panel of your UB802 mixer.

شڪل 2: پوئتي view of the Behringer UB802 mixer. This image highlights the AC POWER IN port, MAIN OUT (L/R) jacks, FX SEND, and AUX RETURN jacks.

1. AC پاور ان ۾: Connect the supplied Behringer power adapter here. Use only the specified power supply.
2. مين آئوٽ (ايل/آر): 1/4" TRS outputs for connecting the main stereo mix to an amplifier, powered speakers, or a recording interface.
3. FX موڪليو: 1/4" TS output for sending the combined FX send signal to the input of an external effects processor.
4. AUX RETURN: 1/4" TS input for receiving the processed signal back from an external effects processor.

4. سيٽ اپ

Follow these steps to set up your Behringer UB802 mixer for operation.

1. پاور ڪنيڪشن: Ensure the mixer is switched off. Connect the supplied power adapter to the AC POWER IN on the rear panel and then plug it into a suitable power outlet.
2. مائڪروفون/آلات جو ڪنيڪشن:
   • For microphones, connect XLR cables to the مائڪ ان jacks (Channels 1-2). If using condenser microphones, activate the PHANTOM POWER (+48V) سوئچ.
   • For line-level instruments (e.g., keyboards, guitars with preamps), connect 1/4" TS or TRS cables to the لائن اندر jacks. Use Channels 3/4 or 5/6 for stereo sources.
3. آئوٽ پٽ ڪنيڪشن: ڳنڍيو مين آئوٽ (ايل/آر) jacks to your amplifier, powered speakers, or audio interface using 1/4" TRS cables.
4. نگراني: پنهنجي هيڊفونز سان ڳنڍيو فونز jack or control room monitors to the ڪنٽرول روم ٻاهر جيڪ.
5. ٻاهرين اثر (اختياري): If using an external effects processor, connect the ايف ايڪس موڪل jack to the input of your effects unit. Then, connect the output of your effects unit to the ويڪس ٻيهر jack on the mixer.
6. Recording/Playback Devices (Optional): ڳنڍيو 2-TRACK OUT to the input of your recording device and the output of your playback device to the 2-TRACK IN.

5. ميڪر کي هلائڻ

This section provides guidance on operating your Behringer UB802 mixer.

1. پاور آن تسلسل: Turn on your mixer first, then your amplifier or powered speakers. When powering off, reverse the sequence (amplifier off first, then mixer) to prevent loud thumps.
2. Setting Gain Levels: For each active channel, speak or play into the microphone/instrument at its loudest expected level. Slowly turn up the حاصل تائين ڪنٽرول ڪلپ لائيٽ briefly flashes. Then, back off the GAIN slightly so the CLIP LED no longer illuminates. This ensures optimal signal-to-noise ratio without distortion.
3. Adjusting Channel Levels: سڀ چينل سيٽ ڪريو سطح knobs to their minimum position. Slowly bring up the LEVEL knob for each channel to achieve a balanced mix.
4. Using the EQ: استعمال ڪريو هاءِ, MID، ۽ گھٽ controls to shape the tone of each input. Turning a knob clockwise boosts the frequency, while turning it counter-clockwise cuts it. Start with all EQ knobs at the center (0 dB) position.
5. Panning/Balancing: استعمال ڪريو پين knob for mono channels (1-2) to position them in the stereo field. Use the BAL knob for stereo channels (3/4, 5/6) to adjust the left/right balance.
6. Applying Effects (FX Send): موڙيندڙ ايفڪس موڪل knob on the desired channel to send its signal to the external effects processor. Adjust the effect unit's wet/dry mix and the ويڪس ٻيهر level on the mixer to blend the effect into the main mix.
7. Main Mix Level: ترتيب ڏيو مکيه مرکب knob to control the overall output volume. Monitor the ليول ميٽر to ensure the main mix is not clipping.
8. نگراني: استعمال ڪريو CONTROL ROOM/PHONES knob to adjust the listening volume for your headphones or control room monitors.

6. سار سنڀال

مناسب سار سنڀال توهان جي مکسر جي ڊگهي عمر ۽ بهترين ڪارڪردگي کي يقيني بڻائي ٿي.

• صفائي: Disconnect the power before cleaning. Use a soft, dry, lint-free cloth to wipe the surface of the mixer. Avoid using abrasive cleaners, solvents, or waxes, as these can damage the finish and controls.
• اسٽوريج: When not in use for extended periods, store the mixer in a cool, dry place, away from direct sunlight and extreme temperatures. Consider using a dust cover.
• پاور ڪنيڪشن: Always disconnect the power adapter from the wall outlet if the unit will not be used for a long time.

7. مسئلا حل ڪرڻ

If you encounter issues with your Behringer UB802, refer to the following common problems and solutions.

• طاقت ناهي:
  • Ensure the power adapter is securely connected to both the mixer and a working power outlet.
  • تصديق ڪريو ته پاور آئوٽليٽ فعال آھي.
  • Check if the correct power adapter is being used (only the one supplied by Behringer).
• ڪوبه آواز آئوٽ:
  • Check all cable connections from input sources to the mixer, and from the mixer's outputs to your ampلائفائر / ڳالهائيندڙ.
  • Ensure channel سطح knobs and the مکيه مرکب knob are turned up.
  • تصديق ڪريو ته حاصل controls are set appropriately and the ڪلپ لائيٽ is not constantly lit.
  • If using condenser microphones, ensure PHANTOM POWER (+48V) چالو آهي.
  • Check the volume levels on your ampلائفائر يا طاقتور اسپيڪر.
• مسخ ٿيل آواز:
  • گھٽايو حاصل control for the offending channel if the ڪلپ لائيٽ is frequently flashing.
  • Lower the channel سطح or مکيه مرکب سطح
  • ان پٽ سورس کي مکسر تائين پهچڻ کان اڳ مسخ ڪرڻ لاءِ چيڪ ڪريو.
• گوڙ يا شور:
  • Ensure all audio cables are properly shielded and in good condition.
  • Try to isolate the mixer's power supply from other noisy electrical devices.
  • Check for ground loops by ensuring all equipment is connected to the same power circuit or using a ground loop isolator if necessary.

8. وضاحتون

Technical specifications for the Behringer UB802 mixer.

9. وارنٽي ۽ سپورٽ

تفصيلي وارنٽي جي معلومات ۽ ٽيڪنيڪل سپورٽ لاءِ، مھرباني ڪري سرڪاري Behringer جو حوالو ڏيو. webسائيٽ تي وڃو يا سڌو سنئون انهن جي ڪسٽمر سروس سان رابطو ڪريو. ڪنهن به وارنٽي دعوائن لاءِ خريداري جي ثبوت طور پنهنجي خريداري جي رسيد رکو.

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