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Owner's Manual
Vacuum Tube Portable Headphone Amp
HP-V1
8588130000
(584954)
Thank you very much for purchasing a Fostex product.
This manual provides instructions for basic use of the unit.
Read this before using the unit for the first time.
© FOSTEX COMPANY All Right Reserved
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Introductions
HP-V1 is a high performance portable headphone amplifier which provides high-quality
sound.
The unit amplifies the sound of playback equipment with a line out terminal such as a
portable audio player, and outputs through the headphones.
Features of the HP-V1
• The unit consists of tube in the initial stage and an operational amplifier in latter stage
• Excellent sound enabled by our original film capacitor and electrolytic capacitor born from our
speaker network technologies developed over many years
• Equipped with a headphone amplifier gain switch and supports wide range impedance
• Connect to an audio player easily through the audio input terminal on the front and the back of the
unit
• Fin-shaped body aids heat dissipation
Accessories
Supplied accessories are listed below. Confirm that accessories are present after purchase.
• AC adapter × 1
• HiFC 3.5 mm Stereo mini phone cable
* HiFC is a registered trademark of Hitachi Metals, Ltd.
• Safety information sheet × 1
• Owner’s Manual (this book) × 1
Caution
<Low temperature burn>
The unit may reach a temperature higher than body temperature depending on your
environment. Please note that you may get burned if your skin is in contact with or near the
unit directory for a long time.
<Radio wave interference>
If you connect an audio player which is also a communication device such as a smartphone,
the sound may have noise due to radio wave interference depending on the model of your
device. The noise may be removed if you change the communication mode of your device
to one which blocks communication signals such as airplane mode.
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Functions
Front
Power indicator
LED lights in green : Power on
LED lights in red : On standby
(For 30 seconds after the
power is turned on)
LED is off : Power off
Headphone output terminal
Connect to the headphones.
Audio input terminal (front)
Connect to the audio player.
Gain switch
Adjust the headphone gain.
Up : High amplification
Down : Low amplification
Power switch/volume knob
Adjust the headphone volume.
Power off by turning the knob fully to the
left.
Back
Audio input terminal (back)
Connect to the audio player.
Battery charging indicator
LED lights : Charging
LED flashes : Battery trouble or outside
charging temperature range
LED is off : Charging complete/stopped
[DC IN] terminal
Connect to a power outlet using the
supplied AC adaptor to charge.
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