SOUND DEVICES HX-3 HEADPHONE AMP

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The Sound Devices HX-3 is a remarkably robust and well crafted portable headphone amplifier intended for professional location use in the film, broadcast, and music industries. It is among the elite of it’s category in terms of flexible design and durability of construction, offering a very high level of sound quality and frequency response.

FEATURES:
Very lightweight, AA battery powered portable 3-channel headphone amplifier
Durable, high-strength, extruded aluminum chassis with protective end paneling
High output, very low noise; frequency response from 10 Hz – 50 kHZ
Three isolated headphone outputs with individual volume controls
125 dB dynamic range with flat frequency response
Panel mounted headphone connectors
Dual XLR line level plus 1/4″ and 1/8″ stereo input connectors
All-metal connectors solidly mounted to the chassis for durability and RF immunity
Stereo or mono monitoring
Peak LED indicates headphone overload
Loop Output to connect additional HX-3’s in series
Internal battery-power for up to 18 hours from two AA alkaline batteries
Power LED with low battery indication
Chassis-isolated 5 to 18 VDC input for external alternative DC powering.
Locking DC connector

Specifications

Number of Channels: 3
Input Connections:
2 x XLR Female, Balanced Line
1 x 1/4″ TRS Stereo/Loop In, Unbalanced Line
1 x 1/8″ Stereo Mini, Unbalanced Line
Output Connectors:
3 x 1/4″ TRS Stereo Headphone, Line
1 x 1/8″ Stereo Mini Headphone, Line
1 x 1/4″ TRS Loop Out
Maximum Output Level: +18 dBu
Function Controls:
3 x Channel Volume Knobs
1 x Mono/Stereo Switch
1 x Internal/External Power Switch
Frequency Response: 10 Hz – 50 kHz +/-1.0 dB, any input to any output, Gain set to 50%
THD + N: 0.03% maximum, 10 Hz – 22 kHz @ +10 dBu input and output level(300 Ohm Load)
Noise: Not specified by Manufacturer
Display: Peak Indicators
Specialties:
AA battery operation
Peak indicators
Stereo and Mono monitoring