Garage
Shop

See all parts that fit your 1970 Thunderbird

Fostex HP-A3

Buss-Powered 32-bit Digital to Analog Converter DAC

Fostex
Shop all Fostex
highlight-star-icon

• Equipped with High-Grade AKM 32bit DAC AK4390
• Power supply is Built-in
• Headphones or RCA (analog) Output Selector Button
• 32-Bit Digital to Analog Conversion
• USB Bus Powered
• 2x RCA or 1x 1/4" Headphone Outputs
• S/PDIF Digital Input & Output

Learn more about the hpa3

We apologize

This item has been discontinued


Loading...
Limited time!
46CSC654 main

Kicker CSC65 (46CSC654)

600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers

122
-33.36%

$79.96

List price $119.99

Limited time!
46CSC6934 main

Kicker CSC693 (46CSC6934)

900W Peak (300W RMS) 6x9” CS Series 3 Way Coaxial 4-ohm Speakers with Integrated Midrange Speakers

40
-30.02%

$111.96

List price $159.99

43DSC6504 main

Kicker DSC650 (43DSC6504)

480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)

28
-10.53%

$84.99

List price $94.99

DB652 main

Polk Audio DB652 (DB 652)

600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

12
-9.16%

$109.00

List price $119.99

Limited time!
Club 622 main

JBL Club 622

360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers

5
-28.58%

$99.95

List price $139.95

MPK 163.3 main

Hertz MPK163.3

600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System

2
-14.89%

$999.99

List price $1175.00

PNW-65CS2 main

AudioControl PNW-65CS2

250W Peak (200W RMS) 6.5″ PNW Series 2 Way Component 3-ohm Speakers

4
-5.90%

$319.00

List price $339.00

SXE-6926S main

Alpine SXE-6926S

280W Peak (90W RMS) 6x9” SXE Series 2-way 4-ohm Coaxial Speakers

13
-20.84%

$56.99

List price $71.99

NSP65 main

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

93
-35.19%

$69.99

List price $107.99

REF697F main

Infinity REF697F (INFSPKRF697FUS)

600W Peak (200W RMS) 6x9" Reference Series 2-Way Coaxial 4-ohm Speakers

5
-17.65%

$139.95

List price $169.95

Description


Fostex brand icon

Authorized dealer

Fostex HP-A3 Portable Headphone Amplifier

The Fostex HP-A3 Buss-Powered 32-bit Digital to Analog Converter DAC Offer an Incredible Listening Experience

The new Fostex HP-A3 is the perfect DAC for Computer Audio. This high quality unit features 32bit D/A Conversion with an integrated headphone amplifier exclusively designed to get the most from and PC audio set-up. Why settle for 'built-in' D/A conversion when you can drastically improve the quality of your audio with a Fostex HP-A3?

USB Cables

Now available, new ET-U1.0 and ET-U0.5 USB constructed using OCF Ag coated annealed copper wire. Click here for more information.

Windows 10 and Mac OS X 10.11 (El Capitan) Compatibility

We have not confirmed the compatibility with Windows 10 and Mac OS X 10.11 (El Capitan) for our USB DAC products yet. We will keep updating the compatibility status on our website. In order to continue to use our USB DAC products, we recommend staying with the current OS for the time being. Thank you for your kind understanding.

General Features:

  • Equipped with high-grade AKM 32bit DAC AK4390
  • Power supply is built-in to reproduce the stable electrical supply
  • Condensers and OP amp are designed exclusively for audio applications
  • USB or digital (optical) input selector button
  • Headphones or RCA (analog) output selector button
  • Doubles as digital to digital converter from USB digital audio to optical output
  • Fixed sampling rate of 96 kHz with USB input
  • Compatible with Mac OSX and Windows XP or late
  • 32-Bit Digital to Analog Conversion
  • Works With Audio Up to 24-bit/96kHz
  • USB Bus Powered
  • Built-In Headphone Amplifier
  • 2x RCA or 1x 1/4" Headphone Outputs
  • S/PDIF Digital Input & Output
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Specifications & Details


DAC Specifications
Power Requirement
Rechargeable Lithium Polymer Battery
Sample Rate
24-bit at 96 kHz
Digital Inputs
S/PDIF Optical (TOSLINK)
Frequency Response
20 - 20,000 Hz
THD (Total Harmonic Distortion)
0.01%
Output Impedance
32 ohm
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

HP-A3

Weight:

1.30lbs

Internal SKU:

hpa3

Internal Product ID:

107169

Customer Ratings & Reviews


Fostex HP-A3 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found

9002-7622 small

Brandmotion 9002-7622

OnStar Factory Auto Dimming Mirror with 3.5" Display and Universal Dual Mount CMOS Camera

$509.95

List price $579.95

Image S4i Rugged Red small

Klipsch Image S4i Rugged Red

Red Rugged Constructed In-Ear Headphones with iPhone Compatible Track and Call Controls

$59.99

List price $99.99

UM2 Red 79508 small

Westone UM2 Red (79508) In-Ear Dual Driver Professional in-Ear Monitors

Dual Balanced Armature with True-Fit Technology and EPIC Cable Connection

$279.00

List price $420.00

Westone 4 (79297) small

Westone 4 (W4) Quad Driver Professional In-Ear Monitors with Comply Tips

Westone Series In-Ear/Ear Bud Monitors Dynamic Quad Driver (4 Balanced Armature Drivers)

(5)

$350.00

List price $709.00

HC2400 small

Kinetik HC2400 (KHC2400)

2600 Amp 12V High Current Car Audio Power Cell

(26)

$239.99

List price $449.99

NVM-4370 small

Sanyo NVM-4370

4.3" Touchscreen GPS Portable Navigation Unit with Text-to-Speech and Bluetooth Technology

$319.99

List price $349.99

No picture

Phoenix Digital PD-175 ADDITIONAL REMOTE

$39.99

List price $49.99

UM1 Red 79505 small

Westone UM1 Team Edition (Red) Single Armature Driver In-Ear Monitor/Headphone

In-Ear/Ear Bud Monitors with Single Balanced Armature Driver and Comply Eartips

$109.00

List price $165.00

IMAGE S4A small

Klipsch Image S4A (Black)

Image Series In-Ear Headphones with Mic/Remote System, and Noise-Isolation

(12)

$54.99

List price $99.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1970 Ford Thunderbird

1998 Ford Windstar

2018 Subaru WRX

2008 Audi A4

2006 Subaru Baja

2008 Lexus RX400h

2005 Mazda B3000

2012 Ford F-150

2016 Audi Q5

1982 Volkswagen Scirocco

Vehicle
Store
Delete

2000 Harley Davidson FXSTD/I Softail Deuce

2003 Harley Davidson FXSTD/I Softail Deuce

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.