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Mackie HM-400, 4-Channel Headphone Amplifier

Name: Mackie HM-400, 4-Channel Headphone Amplifier
Brand: Mackie
SKU: HM-400
Price: 199.99 USD
Availability: InStock

Vendor: Mackie

Descriptions Mackie HM-400, 4-Channel Headphone Amplifier The Mackie HM-400 feature its rack-mountable, 4-channel headphone amplifier which is designed to provide a versatile headphone amplification for artists, musicians and engineers monitoring through headphones in live stage...

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Descriptions

Mackie HM-400, 4-Channel Headphone Amplifier

The Mackie HM-400 feature its rack-mountable, 4-channel headphone amplifier which is designed to provide a versatile headphone amplification for artists, musicians and engineers monitoring through headphones in live stage applications and home, project, commercial and mobile-recording studios. The Mackie HM-400 has also feature its stereo main output via XLR and 1/4" jacks and twelve 1/4" TRS stereo headphone outputs-three per channel-fed by a customizable blend of inputs.

Additionally, the Mackie HM-400 has one stereo main input via XLR and 1/4" jacks can be mixed with a per-channel 1/4" stereo aux input. Each channel of the Mackie HM-400 offers a 2-band EQ for quick tone shaping, stereo balance or main/aux input mix control and output level adjustments. Also, on each channel are switches for muting left and/or right signals and operating in stero mono. Mackie HM-400 also has a 7-segment LED meters display main input and per-channel output levels. The Mackie HM-400 ships with an IEC power cable and occuppies 1 RU in a standard 19" rack.

Mackie HM-400 Main Features

Distribute signal to up to twelve pairs of headphones
Occupies 1 RU
One stereo main input via XLR or 1/4" jacks
One 1/4" stereo aux input per channel
One stereo main output via XLR or 1/4" jacks
Three 1/4" headphone outputs—one on the front panel and two on the rear—per channel fed by an output level control
2-band EQ per channel for quick treble and bass adjustments
Per-channel Balance knob allows control of left/right level balance or aux/main input mix
Switches on each channel for L/R mute and St/2-Ch (stereo/mono) mode
7-segment LED metering for input and each output channel
Heavy-gauge steel chassis for rugged durability

Specifications

Number of Channels	4
Input Connections	2 x XLR 3-pin balanced (one stereo pair) 2 x 1/4" TRS balanced (one stereo pair, also accepts 1/4" TS unbalanced) 1 x 1/4" TRS stereo unbalanced for main input 4 x 1/4" TRS stereo unbalanced for aux inputs
Output Connectors	2 x XLR 3-pin balanced (one stereo pair) 2 x 1/4" TRS balanced (one stereo pair, also accepts 1/4" TS unbalanced) 12 x 1/4" TRS stereo unbalanced headphone outputs
Maximum Input Level	Main Input: +15 dBu Aux Input: +20 dBu
Maximum Output Level	Headphone Outputs: 550 mW per channel at 47 Ohms ( +21 dBu)
Input Impedance	Main Input: 20 kOhms balanced, 10 kOhms unbalanced Aux Input: 10 kOhms unbalanced
Output Impedance	Headphone Outputs: 3 Ohms unbalanced
Gain Range	Main Input: -66 to +18 dBu
Function Controls	Power on/off Main level knob L/R mute switches per channel Stereo/2-Ch switches per channel 2-band EQ per channel Balance knob per channel Output knob per channel
Frequency Response	20 Hz to 20 kHz (±1 dB)
THD	<0.01% (+4 dBu, 1 kHz, unity gain)
Noise	-66 dB
CMRR	Main Input: >42 dB at 1 kHz
Display	1 x input level meter 4 x output level meters
Power Requirement	100 to 120 VAC, 50/60 Hz, 24 W 220 to 240 VAC, 50/60 Hz, 24 W
Power Connector	1 x 3-pin IEC male, 250 VAC, 10 A
Construction Material	Heavy-gauge steel chassis
Dimensions (H x W x D)	1.8 x 19.0 x 8.8" / 46 x 483 x 224 mm
Weight	8 lb / 3.6 kg