Fostex HP-V1 - Portable Vacuum Tube Headphone Amplifier

Our Price $499.99 Regular Price $699.99
No Longer Available

$0.00 Tax Outside NY and NJ 


  • Uses 6N16b-Q Vacuum Tube
  • Fostex Custom Coupling Capacitors
  • Hi/Lo Gain: Drives Most Headphones
  • Rechargeable Lithium-Ion Battery
  • Up to 10 Hours of Continuous Use
  • Robust Aluminum Chassis
  • Lightweight Design: 13.8 oz / 390.0 g
  • 3.9" / 100mm Stereo Mini Cable Included

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The VP-V1 from Fostex is a high performance portable vacuum-tube headphone amplifier, which amplifies the sound of line-level playback equipment, such as a portable audio player, and outputs through a dedicated headphone jack. The vacuum tube on the primary stage, coupled with the custom Fostex capacitor delivers a rich textured sound from any audio source. A Hi/Lo gain switch is provided to drive a broad selection of headphones, while the built-in Lithium-ion battery charges in 3.5 hours and provides up to 10 hours of continuous playback. The HP-V1 ships with a 3.9" / 100mm cable with 1/8" / 3.5 connectors and an AC power adapter.

  • Headphone amplifier uses a vacuum tube (6N16B-Q) on the primary stage and OPAMP on the secondary stage (no DAC built in)
  • 2 x 3.5mm stereo mini jack inputs on front (priority) and rear to fit to any type of player unit
  • Hi/Lo Gain switch to drive various type of headphones
  • Approx. 10 hours continuous operation from the rechargeable Lithium Ion battery
  • Coupling capacitors consist of Fostex’s original large film capacitor and electrolytic capacitor
  • Easy-to-carry, light-weight design: 13.8 oz / 390.0 g
  • Robust aluminum chassis
  • 100mm high quality “HiFC”* stereo mini cable included


More Information
Stock Status No Longer Available
Manufacturer Fostex
Mfr Part No AMS-HP-V1
Upc Number 636827304283
Condition New
Refundable / Cancelable? Yes

Headphone Output

Maximum Output: Approximately 200 mW (load resistance 32 ohms)
Connector Type: 1/8" / 3.5 mm stereo mini jack

Audio Input Terminals

Front Connector Type: 1/8" / 3.5 mm stereo mini jack
Back Connector Type: 1/8" / 3.5 mm stereo mini jack

DC Input

DC In Terminal: 2.1 mm DC inlet

Charging Time

Approximately 3.5 hours

Continuous Battery Life

Continuous Operating Time: Approximately 10 hours (load resistance 32 ohms at normal temperature)

Power Supply

DC 15 V (built-in lithium-ion battery)

Power Consumption

Approximately 4 W (with power on)

Dimensions (W x H x D)

3.5 x 1.3 x 5.5" / 8.8 x 3.3 x 13.9 cm (includes protrusions)


Main Unit: 13.8 oz / 390.0 g (approximate)


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