HIFI Musical Fidelity A1 Preamp Board 5532 Audio Pre-Amplifier for Audiophile DIY
  • HIFI Musical Fidelity A1 Preamp Board 5532 Audio Pre-Amplifier for Audiophile DIY
  • HIFI Musical Fidelity A1 Preamp Board 5532 Audio Pre-Amplifier for Audiophile DIY
  • HIFI Musical Fidelity A1 Preamp Board 5532 Audio Pre-Amplifier for Audiophile DIY

  • SKU:49201
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  • Price:$21.02
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HIFI Musical Fidelity A1 Preamp Board 5532 Audio Pre-Amplifier for Audiophile DIY

Description:

The Musical Fidelity A1 preamplifier for use with IRS2092 series amplifier board, Of course, with other power amplifiers use it is also a good choice.
PCB board with KB-level military precision CNC machining of immersion gold process, Circuit base on UK Musical Fidelity A1 preamp and volume control of original circuit, Assembly is simple, good impedance matching volume control and smooth natural advantages. On the voice performance can broaden the sound field, Dynamic resolving power of ascension. Also can according to their own preferences replacing different dual op amp to adjust the sound trend, It can be used directly most of the dual op amp.

Features:
- Power Select function:Can achieve dual DC or dual AC power supply options, for there is only one power supply friends provides a lot of convenience, Just two shorting cap plug on the circuit board to select AC or DC.
- External potentiometer features: Taking into account a lot of friends when installed, often need the Potentiometer and preamplifier board split installation, We specifically reserved a potentiometer external jack on the PCB.

Two power supply ways:
- AC power supply: two short circuit cap plugged into the AC pin.
- AC Input voltage: Dual 12V -- dual 17V (3 line) Recommended AC dual 15V
- DC power supply: two short circuit cap plugged into the DC Pin.
- DC input voltage: DC ± 20V -- ± 40V (3 line)
- PCB Size: 90mm*60mm

Components:
- 718 series resistance
- VISHA resistance
- FAIRCHILD bridge rectifier
- SAMWHA Electrolysis
- PHILIPS Electrolysis
- AV Film capacitor
- WIMA Film capacitor
- ALPS 16 model potentiometer
- S NE5532 dual OP AMP
- ST Voltage regulator tube
- 3P terminal
- Nextron OP AMP mount

Package List:
- 1 x HIFI A1 Preamp Board
 

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