FX-AUDIO- PH-A1J Power Transistor Discrete Configuration Headphone Amplifier (Silver)
FX-AUDIO- PH-A1J Power Transistor Discrete Configuration Headphone Amplifier (Silver)
- Discrete configuration amplifier using power transistors
- Front gain adjustment & buffer circuits with independent left and right amp
- Dedicated to capacitors, evolved into high quality power circuit
- Equipped with a dedicated IC output protection circuit, and an analog dual input switching function
- AC adapter required (sold separately) DC 12V/1A DC jack 0.2 x 0.08 inches (5.5 x 2.1 mm) (center plus)
Brand: | FX-AUDIO- |
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Color: | Silver |
Manufacturer: | North Flat Japan |
Part Number: | 8MW2DJD |
Isin: | IZTNW1A0YON9 |

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This headphone amplifier allows you to achieve the most out of your headphones with a maximum output of 1200 mW.
Renewal to 2nd lot.
The positive and negative power generation is a hybrid configuration from XLSEMI XL6019 to BD139, BD140 and TPS5430 (high performance DC-DC converters with 500 kHz) with a switching frequency to significantly reduce ripple noise.
Virtually improved performance is also a good finish.
Product Features:
Discrete configuration amplifier using a power transistor.
Front gain adjustment and buffer circuits with independent left and right amp
Dedicated to capacitors.
Advanced to high quality power circuit.
Equipped with a dedicated IC output protection circuit
Equipped with analog 2 input switching function.
[Precautions]
The 3.5 mm stereo mini jack input terminal is not covered by a 4-prong plug (TRRS).
This product is sold separately. Please purchase the AC adapter separately.
Product Specifications:
Color: Silver
Product warranty period: 6 months from date of purchase
Front Amplifier Buffer Circuits: Texas Instruments NE5532P Amp Amplifier Left and Right Che Independent
Rear Amplifier Circuits: BD139 and BD140 Discrete Configuration by NXP Semiconductors
Input terminal: [LINE-IN1] 3.5mm stereo mini jack (4-pole plug not guaranteed to work) / [LINE-IN2] stereo RCA terminal
Output terminal: Standard headphone jack (Φ6.3mm TRS phone jack)
Output: 115 mW - 1,200 mW (@ 16 Ω)
Frequency response: 10Hz - 30kHz
THD+N (Total Harmonic Distortion Ratio): 0.0013%
SNR: 11.3dB
Compatible Impedance: 16Ω - 600Ω
Power Supply: DC 12 V Power Supply Capacity 1 A or more (AC adapter sold separately)
Power Connector: DC Jack; Outer Diameter 0.2 inches (5.5 mm) x Inner Diameter 0.08 inches (2.1 mm) (Center Plus Specification)
Functions: Switch between 2 analog inputs.
Circuit Protection: Over Current Protection (Output Protection)
Accessories: Simple instruction manual (English language not guaranteed).
Size: Height 1.1 inches (27 mm) x Width 2.9 inches (73 mm) x Depth 5.0 inches (128 mm) (exclud
Weight: 8.1 oz (235 g).
Specifications and design may change without prior notice due to improvements.
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Standard Shipping (US to US by Item) | 5–10 business days | $6.50 for the first item, $3.00 each additional |
Standard Shipping (From US Warehouse by Weight) | 3–7 business days | Starts at $6.50, increasing by $2 for every additional 4 oz (0.25 lb) up to 1 lb, then by $4 for each additional pound beyond 1 lb. |
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