Description:

- Place of Origin: China (Mainland)
- Type: Mini Amplifier
- Brand Name: DIY
- Channels: 2 (2.0)
- Model Number: F586#
- Voltage: AC 15V-0-15V
- Size: 140*76mm
- Applicable headphone impedance: 32-600 ohm

- Package Size: 15*10*8(cm)
- Package Weight: 300(g)

 

 Tube Amp Characteristics Headphone Amp Board

 

Introduction:

Amp using the NE5534 dual op amp IC with the original RC
Toshiba BD139 BD140 tube output,
Using Class A to enlarge
Thick sound, the sound field broad clear, soft voice, sweet, warm, natural. Tube amp characteristics. This amp can direct drive 32-ohm headphones.

 

 

Product Details:

Toshiba BD139 BD140 and NE5532.

Front input capacitance and interstage coupling capacitor Siemens capacitors 1UF the main circuit of the electrolytic capacitor signal by Philips

The main filter capacitor with capacity of 2 * 2200UF to ensure a strong and steady stream of power support.

Resistance selection of the five rings of metal resistance, the main circuit with accuracy ± 1% of the five rings of metal film resistors.
 
PCB with 1.6mm thick double-sided sheet, 2.0 oz copper thickness, HAL process. First-class quality of the PCB.
 
The entire circuit board layout of the traces are very strict and reasonable, the overall PCB traces with little grounding method. Almost hear the noise floor, very quiet.

Basic parameters:

Board size: 140MM * 76MM

Operating voltage: AC 15V-0-15V

Applicable headphone impedance 32-600 ohm

 

Packing List:

1*Headphone Amp Board

  

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