1. Kupu Whakataki me Nekeview
The Behringer MICROAMP HA400 is an ultra-compact 4-channel stereo headphone amplifier designed to provide monitoring solutions for multiple users. It allows up to four individuals to listen to a main audio mix simultaneously, with each user having independent control over their headphone volume. This device is ideal for studio recording sessions, rehearsals, or any scenario requiring distributed headphone monitoring.
The HA400 features four high-power stereo amplifiers that maintain high sonic quality even at maximum volume levels. It incorporates ultra-low-noise 4580 operational amplifiers, commonly found in larger audio equipment, ensuring outstanding audio performance.
2. He aha kei roto i te Pouaka
- Behringer MICROAMP HA400 4-Channel Stereo Headphone Ampkaikawe
- 12V DC Pūurutau Hiko
- Pukapuka Kaiwhakamahi (tenei tuhinga)
3. Nga waahanga matua
- 4 Independent Stereo Channels: Allows up to four pairs of headphones to be connected simultaneously.
- Mana Rōrahi Takitahi: Each headphone output features its own dedicated level control for personalized listening.
- Te Mana Nui Ampkaikawe: Ensures excellent sonic quality and sufficient volume even for high-impedance headphones.
- Ultra-Low-Noise Operation: Utilizes 4580 operational amplifiers for clear audio reproduction.
- Hoahoa Kiato: Its small footprint makes it suitable for various setups, from home studios to portable applications.
- Dedicated Power Supply: Includes a 12V DC adapter for reliable power.
4. Aratohu Tatūnga
Follow these steps to set up your Behringer HA400 headphone ampKaiwhakaora:
- Hono Hono: Plug the included 12V DC power adapter into the '12V =' input on the rear panel of the HA400. Connect the other end to a suitable power outlet. The 'ON' LED on the front panel will illuminate.
- Connect Audio Input: Connect your audio source (e.g., mixer, audio interface, computer headphone output) to the 'INPUT' jack on the rear panel using a 1/4" TRS cable. Ensure the audio source's output level is set appropriately to avoid clipping.
- Tūhono Pūoro: Plug your headphones into any of the four '1', '2', '3', or '4' output jacks on the front panel. The HA400 supports 1/4" TRS headphone plugs.

Figure 1: Front panel of the Behringer HA400, showing four independent volume controls and headphone outputs.

Figure 2: Rear panel of the Behringer HA400, illustrating the 12V DC power input and the 1/4" TRS audio input.
Video 1: A seller-provided video demonstrating the connection and operation of a 4-channel headphone amplifier, similar to the HA400.
5. Nga Tohutohu Whakahaere
Once the HA400 is set up, operating it is straightforward:
- Whakahiko: Ensure the power adapter is connected and the unit is receiving power. The 'ON' LED on the front panel should be lit.
- Adjust Input Source Volume: Start with the volume of your audio source (e.g., mixer, interface) at a low level and gradually increase it to a comfortable monitoring level.
- Adjust Individual Headphone Levels: Use the 'LEVEL 1' through 'LEVEL 4' rotary controls on the front panel to set the desired volume for each connected pair of headphones. Adjust these controls to achieve a clear and comfortable listening experience without distortion.
Video 2: A seller-provided video showcasing the unboxing and features of a 4-channel headphone amplifier, including its various inputs and outputs.
Video 3: A seller-provided video highlighting the Behringer Microamp HA400, demonstrating its compact size and functionality.
6. Whakatakotoranga
| Āhuahira | Whakatakotoranga |
|---|---|
| Tau tauira | HA400 |
| Nga hongere | 4 Hongere Tirooro |
| Kaitono whakauru | 1/4" TRS Jack |
| Tūhono Huaputa | 4 x 1/4" TRS Jacks |
| Tuku Hiko | 12V DC Adapter (Included) |
| Ahu (H x W x D) | 1.83 x 4.08 x 2.25 inihi (hua) |
| Taumaha | 13.1 hekere (hua) |
| Whakahaerenga Ampkaikawe | Ultra-low-noise 4580 |
7. Te Raru
- Kore Oro:
- Ensure the 12V DC power adapter is securely connected and the 'ON' LED is lit.
- Verify that the audio input cable is correctly connected to the 'INPUT' jack and your audio source.
- Check that your headphones are properly plugged into one of the output jacks.
- Increase the 'LEVEL' control for the corresponding headphone channel and the volume on your audio source.
- Oro korikori:
- Reduce the 'LEVEL' control for the affected headphone channel.
- Whakaitihia te rōrahi putanga mai i to puna ororongo.
- Ensure that the audio signal from your source is not already distorted before reaching the HA400.
- Haruru, Haruru rānei:
- Check all cable connections for secure fit.
- Ensure you are using high-quality, shielded audio cables.
- Try connecting the HA400 and your audio source to the same power strip or outlet to minimize ground loop issues.
- Keep the unit away from strong electromagnetic interference sources.
8. Tiaki
To ensure the longevity and optimal performance of your Behringer HA400, follow these simple maintenance guidelines:
- Te horoi: Whakamahia he kakahu ngohengohe, maroke hei horoi i waho o te waahanga. A ape i te whakamahi i nga kai horoi, whakarewa, waxes ranei.
- Taiao: Operate and store the device in a clean, dry environment away from extreme temperatures, humidity, and direct sunlight.
- Te whakahaere: Kia tupato ki te hapai i te waahanga. A ape i te tuku, te tuku ranei ki nga paanga kaha.
- Kata: Regularly check all cables for damage. Replace any frayed or damaged cables to prevent performance issues or safety hazards.
9. Nga Korero Haumaru Nui
Pānuihia, ā, me whai i ngā whakatūpato haumaru e whai ake nei:
- Puna Hiko: Only use the provided 12V DC power adapter. Using an incorrect power supply may damage the unit and void the warranty.
- Te wai me te makuku: Kaua e tukuna tenei taputapu ki te ua, ki te makuku ranei. Kaua e waiho nga mea kua whakakiia ki te wai, penei i nga ipu, ki runga i te taputapu.
- Whakahau: Kia tika te hauhautanga huri noa i te waeine. Kaua e ārai i ngā pūaha hauhautanga.
- wera: Kaua e whakauruhia ki te taha o nga puna wera penei i nga radiators, nga rehita wera, nga umu, me etahi atu taputapu (tae atu ki ampkaiwhakaora) e whakaputa ana i te wera.
- Ratonga: Kaua e tarai ki te mahi i tenei hua maau ake. Tirohia nga ratonga katoa ki nga kaimahi tohu tohu.
- Parenga Rongo: Prolonged exposure to high volume levels can cause permanent hearing damage. Always use headphones at a comfortable listening level.
10. Pūtāhui me te Tautoko
Mō ngā mōhiohio pūtāhui, tautoko hangarau, pātai ratonga rānei, tirohia te Behringer mana webte paetukutuku, whakapā atu ranei ki to kaitoha o to rohe. Puritia to riirii hoko hei tohu mo te hoko mo nga kereme whakamana.





