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HIFIMAN EF100 + Beyerdynamic DT 990 Premium 250 Ohms

Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

HIFIMAN
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• Tube/Solid-State Hybrid Design
• Designed for Use w/ High Performance Headphones
• 3 Integrated Independent Amplifier Sections
• 250 Ohms Hi-Fi Stereo Headphones
• Open-Back Design
• Gold Vaporized 1/8" Mini Jack and 1/4" Adapter

Learn more about the ef100_dt990250

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This item has been discontinued

Description


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Authorized dealer

HIFIMAN EF-100

Hybrid Vacuum Tube/USB DAC Headphone Amplifier for High Performance Headphones
Quantity: 1

General Features:

  • Premium audiophile hybrid vacuum tube headphone amplifier
  • Features 3 independent amplifier sections:
    • Vacuum tube input stage that functions as a preamp
    • Class AB headphone amplifier
    • Class T speaker power amplifier
  • Listen through your favorite headphones or a pair of speakers
  • Integrated 3.5mm, stereo RCA and type B USB inputs
    • USB input and built-in DAC allow you to stream CD quality music from your computer
  • Full size front stereo headphone output
  • Binding post speaker connectors
  • Vacuum tube input stage brings warmth, detail and spaciousness to your music
    • Utilizes a single 6N3J dual triode vacuum tube input stage
  • High output headphone amplifier designed for use with high performance headphones like the HiFiMAN HE-560 and HiFiMAN HE-6
    • Class AB solid state design
    • Output Impedance: 32-300 ohms
      • Output at 32 ohms: 7.8V, 2W
    • Signal-to-Noise Ratio: 95dB
    • Frequency Response: 20-20,000 Hz
  • Drives speakers with moderate to high efficiency levels
    • Class T solid state design
    • Power Output: 4.5W x 2 into 4 ohms
    • Frequency Response: 20-20,000 Hz
  • Dimensions: 7-7/8"W x 10-3/4"D x 3-3/4"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Note: HiFiMAN products can only be shipped to customers in the United States

Also found as: EF100

Beyerdynamic DT 990 Premium 250 Ohms

250 Ohms Open-Back Headphones with Dynamic Drivers and Gold Vaporized Mini Jack
Quantity: 1

Product Features
  • Open-back vents permit air to be moved freely by drives to create a rich and natural sound
  • Durable and comfortable hand-crafted headband pad construction
  • Single-sided cable reduces clutter
  • Precise sound location creates a convincing atmosphere
  • Gold-plated 1/8" mini stereo jack plug (3.5 mm) and 1/4" adapter (6.35 mm)
Technical Specifications
  • Powerful dynamic drivers
  • Open-back earpieces allow air movement and add natural contours
  • Frequency response: 5 - 35,000Hz
  • Nominal impedance: 250 Ohms
  • Sensitivity: 96 dB
  • THD: <0.2%
  • Power handling capacity: 100mW
  • Circumaural, over-ear design for superior sound isolation
  • 9' - 10-1/9" straight cable connection
  • Gold-plated 1/8" mini stereo jack plug (3.5 mm) and 1/4" adapter (6.35 mm)
  • Authorized Internet Dealer
  • 2-Year Manufacturer's Warranty
  • Part Number: 481807

Specifications & Details


Headphone Amplifier Specifications
Digital-to-Analog Converter (DAC)
Built-in
Frequency Response
20 - 20000 Hz
Input Connection
Stereo RCA
Output Connection
1/4" Plug
Number of Outputs
1
Width
7-7/8"
Height
3-3/4"
Depth
10-3/4"
Amplifier Style
Desktop
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

EF100_DT990250

Weight:

8.60lbs

Internal SKU:

ef100_dt990250

Internal Product ID:

99555

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