Polsen HMA-41 Product Manual Download Page 2 | Manualshive

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Polsen HMA-41 Product Manual Download Page 2

2

4-CHANNEL STEREO

HEADPHONE

AMPLIFIER

HMA-41

THANK YOU F OR CHOOSING POL SEN .

The Polsen HMA-41 Stereo Headphone Amplifier is a compact and lightweight headphone amplifier
that is ideal for studio recording, band rehearsals, or any application where multiple headphone
connections are needed.

The

¼

-inch TRS stereo input accepts any stereo line output. The four TRS stereo

¼

"

headphone

outputs each have their own volume control, and there is no loss of signal when all four headphones
are connected. Wide frequency response guarantees full-range stereo sound. Individual amplifier
circuits on each channel offer maximized output levels with low distortion and assures clean sound
even at high volumes. The included mini-plug adapter enables the HMA-41 to use a handheld media
player or smartphone as a source.

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Summary of Contents for HMA-41

Page 1: ...1 PRODUCT MANUAL 41 HEADPHONE AMPLIFIER 4 CHANNEL STEREO ...

Page 2: ... TRS stereo input accepts any stereo line output The four TRS stereo headphone outputs each have their own volume control and there is no loss of signal when all four headphones are connected Wide frequency response guarantees full range stereo sound Individual amplifier circuits on each channel offer maximized output levels with low distortion and assures clean sound even at high volumes The incl...

Page 3: ...ter for use with smartphone or media player PRECAUTIONS Please read and follow these instructions and keep this manual in a safe place Exposure to high sound levels can cause permanent hearing loss Avoid listening at high volumes for extended periods of time Use only the correct recommended voltage Use only the power adapter included with this product Clean this product with only a soft dry cloth ...

Page 4: ...TRS stereo input jack 3 TRS stereo headphone output jacks 4 Power LED 5 12V DC power input 6 DC 12V 150mA power supply 7 Stereo mini male to stereo mini male cable 8 1 8 3 5 mm stereo mini to 1 4 TRS stereo adapter 4 1 2 5 3 4 6 7 8 ...

Page 5: ... on the rear panel of the HMA 41 You can use output from a media player or smartphone by using the included mini plug adapter Monitoring Plug the TRS stereo headphone plug into the headphone output jack on the front panel of the HMA 41 Adjust the volume with the volume slider Using the mini plug adapter you can also use stereo earbuds Caution Do not plug a TS mono plug into the headphone outputs D...

Page 6: ...TRS phono headphone outputs MAXIMUM INPUT LEVEL 14 dBV MAXIMUM OUTPUT LEVEL 20 dB per channel INPUT IMPEDANCE 100k Ω unbalanced OUTPUT IMPEDANCE 51 Ω per output SIGNAL TO NOISE RATIO 90 dB TOTAL HARMONIC DISTORTION THD 0 008 POWER 12V DC 150mA WEIGHT 9 6 oz 272 g DIMENSIONS 3 9 x 3 2 x 1 2 100 x 80 x 30 mm ...

Page 7: ...ke sure the amplifier is receiving an input signal LED light is not lit Make sure the 12V DC adapter is plugged into the outlet and the connector is completely inserted into the power supply on the back panel of the HMA 41 Noise or hum The noise might be coming from a faulty input device Check if there s a faulty ground in the signal chain ...

Page 8: ...mage or defect caused by misuse neglect accident alteration abuse improper installation or maintenance EXCEPT AS PROVIDED HEREIN THE WARRANTY PROVIDER MAKES NEITHER ANY EXPRESS WARRANTIES NOR ANY IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE This warranty provides you with specific legal rights and you may also have addi...

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