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

1. Муқаддима

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.

Хусусиятҳои асосӣ инҳоянд:

• 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. Дастурҳои муҳим оид ба бехатарӣ

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

• Манбаи нерӯ: Танҳо адаптери барқро, ки бо дастгоҳ дода мешавад, истифода баред. Боварӣ ҳосил кунед, ки ҷtage ба таъминоти барқи маҳаллии шумо мувофиқат мекунад.
• Вентилятсия: Ягон сӯрохиҳои вентилятсияро маҳкам накунед. Мувофиқи дастурҳои истеҳсолкунанда насб кунед.
• Об ва намӣ: Ин дастгоҳро дар наздикии об истифода набаред ё онро ба қатра ё пошидан дучор накунед.
• Гармӣ: Дар наздикии ягон манбаъҳои гармӣ, аз қабили радиаторҳо, регистрҳои гармидиҳӣ, плитаҳо ё дигар дастгоҳҳо (аз ҷумла ampлифтҳо), ки гармӣ истеҳсол мекунанд.
• Кабелҳо: Сими барқро аз роҳ рафтан ё фишурдан, махсусан дар розеткаҳо, розеткаҳои қулай ва нуқтае, ки онҳо аз дастгоҳ мебароянд, муҳофизат кунед.
• Хизматрасонӣ: Ҳама хидматрасониро ба кормандони соҳибихтисос муроҷиат кунед. Хизматрасонӣ ҳангоме лозим аст, ки дастгоҳ бо ягон роҳ осеб дида бошад, масалан, сими таъминкунандаи барқ ​​ё васлаки вайроншуда, рехтани моеъ ё ба дохили дастгоҳ афтодани ашё, зери борон ё намӣ дучор шудани дастгоҳ, ба таври мӯътадил кор намекунад. , ё партофта шудааст.

3. Назорат ва Пайвасткунакҳо

3.1 Панели болоview

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

Расми 1: Аз боло ба поён 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. EQ (БАЛАНД, МИЁНА, ПАСТ): 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. Фиристодани FX: 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. Дараҷа: Adjusts the output volume of each individual channel to the main mix.
9. Қувваи фантом (+48В): A switch to activate +48V phantom power for condenser microphones connected to the XLR inputs.
10. LED CLIP: Illuminates when the input signal is too high, indicating potential clipping or distortion. Reduce the GAIN control if this LED lights up frequently.
11. МЕТТЕРҲОИ сатҳ: LED indicators displaying the overall output level of the main mix. Aim for levels around 0 dB during normal operation.
12. Омехтаи асосӣ: Controls the overall output volume of the stereo main mix.
13. 2-ПАЙВАСТ ВОРИД/ХУРУҶ: 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 Пайвастҳои панели пушти сар

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

Расми 2: Қафо 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. Қувваи AC дар: Connect the supplied Behringer power adapter here. Use only the specified power supply.
2. MAIN OUT (L/R): 1/4" TRS outputs for connecting the main stereo mix to an amplifier, powered speakers, or a recording interface.
3. Фиристодани FX: 1/4" TS output for sending the combined FX send signal to the input of an external effects processor.
4. БОЗГАШТИ ЁРИРАСОН: 1/4" TS input for receiving the processed signal back from an external effects processor.

4. Танзимот

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

1. Пайвасти барқ: 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. Пайвастшавии микрофон/асбоб:
   • For microphones, connect XLR cables to the MIC IN jacks (Channels 1-2). If using condenser microphones, activate the PHANTOM POWER (+48V) гузариш.
   • For line-level instruments (e.g., keyboards, guitars with preamps), connect 1/4" TS or TRS cables to the САТР ДАР jacks. Use Channels 3/4 or 5/6 for stereo sources.
3. Пайвасти баромад: Пайваст кунед MAIN OUT (L/R) Jacks ба шумо amplifier, powered speakers, or audio interface using 1/4" TRS cables.
4. Мониторинг: Гӯшмонакҳои худро ба ТЕЛЕФОНХО jack or control room monitors to the ХОНАИ НАЗОРАТ БЕРУН домҳо
5. Таъсири беруна (ихтиёрӣ): If using an external effects processor, connect the FX фиристед jack to the input of your effects unit. Then, connect the output of your effects unit to the БАРГАРДИДАНИ AUX jack on the mixer.
6. Recording/Playback Devices (Optional): Пайваст кунед 2-TRACK OUT to the input of your recording device and the output of your playback device to the 2-TRACK IN.

5. Истифода бурдани Миксер

This section provides guidance on operating your Behringer UB802 mixer.

1. пайдарпаии барқ: 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 ДАРОМАД назорат то LED CLIP 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: Ҳама каналро танзим кунед ДАРАЧА knobs to their minimum position. Slowly bring up the LEVEL knob for each channel to achieve a balanced mix.
4. Using the EQ: -ро истифода баред БАЛАНД, МИД, ва ПАСТ 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: -ро истифода баред ПАН knob for mono channels (1-2) to position them in the stereo field. Use the БАЛ knob for stereo channels (3/4, 5/6) to adjust the left/right balance.
6. Applying Effects (FX Send): Тугмачаи FX фиристед knob on the desired channel to send its signal to the external effects processor. Adjust the effect unit's wet/dry mix and the БАРГАРДИДАНИ AUX level on the mixer to blend the effect into the main mix.
7. Сатҳи асосии омехта: танзим кунед Омехтаи асосӣ knob to control the overall output volume. Monitor the МЕТРХОИ САВАХ to ensure the main mix is not clipping.
8. Мониторинг: -ро истифода баред CONTROL ROOM/PHONES knob to adjust the listening volume for your headphones or control room monitors.

6. Нигоҳдорӣ

Нигоҳубини дуруст кори дарозмуддат ва кори беҳтарини миксери шуморо таъмин мекунад.

• Тозакунӣ: 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.
• Нигоҳдорӣ: 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.
• Қатъи барқ: Always disconnect the power adapter from the wall outlet if the unit will not be used for a long time.

7. Баррасии мушкилот

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

• Не қудрат:
  • Боварӣ ҳосил кунед, ки адаптери барқ ​​ба ҳам миксер ва ҳам ба розеткаи барқии корӣ боэътимод пайваст аст.
  • Боварӣ ҳосил кунед, ки васлаки барқ ​​фаъол аст.
  • Check if the correct power adapter is being used (only the one supplied by Behringer).
• Не баромади садо:
  • Check all cable connections from input sources to the mixer, and from the mixer's outputs to your ampбаландкунанда / баландгӯякҳо.
  • Ensure channel ДАРАЧА knobs and the Омехтаи асосӣ knob are turned up.
  • Тасдиқ кунед, ки ДАРОМАД controls are set appropriately and the LED CLIP is not constantly lit.
  • If using condenser microphones, ensure PHANTOM POWER (+48V) фаъол карда мешавад.
  • Check the volume levels on your ampбаландгӯякҳо ё баландгӯякҳо.
• Овози вайроншуда:
  • кам кунед ДАРОМАД control for the offending channel if the LED CLIP is frequently flashing.
  • Lower the channel ДАРАЧА or Омехтаи асосӣ сатҳи.
  • Пеш аз расидан ба миксер, манбаи вурудро аз рӯи таҳриф тафтиш кунед.
• Ҳум ё садо:
  • 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. Мушаххасоти

Technical specifications for the Behringer UB802 mixer.

9. Кафолат ва дастгирӣ

Барои маълумоти муфассали кафолат ва дастгирии техникӣ, лутфан ба Behringer расмии муроҷиат кунед webсайт ё бевосита бо хадамоти муштариёни худ тамос гиред. Квитансияи хариди худро ҳамчун далели харид барои ҳама даъвоҳои кафолат нигоҳ доред.

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