Compact +12v -12v +5v Regulated Power Supply Board

±12 V and +5 V Regulated Power Supply Board (Compact, Assembled)

This assembled board provides regulated DC outputs of +5 V, +12 V, and −12 V for audio and signal processing circuits.

Output Voltages:

• +5 V DC, +12 V DC, −12 V DC
• Output current depends on regulator limits and heat dissipation

Working Voltage:

• Input: 12-0-12 VAC, 1 A to 2 A (step-down transformer recommended)

Connectors:

• 2 × 2-pin JST/Relimate connectors for +5 V output
• 1 × 2-pin JST/Relimate connector for +12 V output
• 2 × 3-pin JST/Relimate connectors for ±12 V output
• 1 × 3-pin screw terminal for +12 V / −12 V output
• 1 × 3-pin screw terminal for transformer input

Configuration:

• Supports connection of up to 6 external boards
• Designed for dual-rail DC output using a center-tapped transformer
• Uses through-hole components

Board Specifications:

• PCB dimensions: 2.2 inch × 2.2 inch
• Compact layout for enclosure integration

Performance:

• Designed for low noise and low ripple (depends on load and input conditions)

Construction:

• Fully assembled board
• Uses commonly available components for ease of service

Intended Use:

• Power supply for preamplifier circuits
• Bass and treble control boards
• Subwoofer filter and active crossover circuits
• General-purpose regulated supply for audio and DIY electronics projects