Velleman K4005B User Manual

Total solder points: 264
Difficulty level: beginner 1  2  3  4 ⌧ 5  advanced
400W MONO/STEREO AMPLIFIER
ILLUSTRATED ASSEMBLY MANUAL H4005B-IP-2
K4005B
K4005B
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Velleman K4005B Specifications

General

Brand	Velleman
Model	K4005B
Category	Amplifier
Language	English

Summary

400W Mono/Stereo Amplifier Introduction

Assembly Preparation

Required Tools List

Soldering Techniques

Proper Soldering Method

Detailed instructions on soldering components, ensuring cone-shaped joints and trimming excess leads.

PCB Mounting in Heat Sink

Heat Sink Slotting Procedure

Guides on sliding the PCB into the heat sink slot and positioning it correctly.

Power Transistor Installation

Transistor Identification and Preparation

Details mounting, bending, and applying thermal paste to power transistors (TIP142/TIP147).

Securing and Soldering Power Transistors

Fastening and Final Soldering

Explains fixing transistors with bolts and insulating mica, and soldering them to PCB pins.

Testing and Stereo Connection

Power Supply Connection and Testing

Instructions for connecting the power supply and performing initial tests, including LED checks.

Stereo Amplifier Wiring

Details connecting the amplifier for stereo output, including power supply and speaker connections.

Mono-Bridged Connection and Final Touches

Mono-Bridged Amplifier Wiring

Circuit Diagram

Power Supply Schematic

Printed Circuit Board Layout

Component Placement Illustration