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AKG HP4E 4-Channel Headphone Amplifier

The HP4E professional headphone amplifier features two stereo input and four stereo output channels of high-quality audio. Designed for ease of use, convenient switches on the front plate enable you to select your designed input. Each channel features both a 1/8” (3.5 mm) and 1/4” (6.3 mm) headphone output for easy connectivity – no adapters required. Housed in a sturdy metal chassis, the HP4E is an ideal headphone amp for any recording session.

Features:
  • Small footprint with 4 totally independent stereo high-power amplifiers in half 1 RU package
  • Carefully selected components for high quality audio even at extremely high volume levels
  • Two stereo inputs for full flexibility with independent selection of input for each output
  • Two outputs per channel with each a 1/4” (6.3mm) and 1/8” (3.5mm) stereo socket so no adapter is needed
  • Rugged construction with strong metal housing to withstand rough working environments
Specifications:
  • 4-Channel headphone amplifier
  • Input: 6.3 mm (1/4”) unbalanced socket
  • Input impedance: 100k Ohms
  • Output: 3.5 mm (1/8”) socket and 6.3 mm (1/4”) socket per channel
  • Output impedance: 11 Ohms
  • Audio frequency bandwidth: 20 to 20000 Hz
  • Max. output level: 220 mW
  • Distortion: <0.05%
  • Signal to noise better than 85 dB-A
  • Net weight: 760 g (incl. power supply)

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