4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge

Quality electronics from The Engineer Store, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.

Product Overview

The 4440 IC Amplifier Board is a professional-grade dual-channel audio amplification solution delivering 40W + 40W stereo output. Built around the robust TDA7440 integrated circuit with integrated diode bridge rectification, this board is ideal for DIY audio enthusiasts, students, and professionals seeking reliable, cost-effective amplification.

Key Features

• Dual Channel Output: 40W + 40W stereo configuration
• Integrated 4440 IC: High-performance audio amplifier chip
• Diode Bridge Rectifier: Built-in power supply rectification
• DIY-Friendly Design: Easy assembly and integration
• Compact Form Factor: Space-efficient PCB layout
• Professional Quality: Industrial-grade components

Specifications

Parameter	Details
Type	Audio Amplifier Board (Electronics Component)
IC Used	TDA7440 / 4440
Power Output	40W + 40W (Stereo)
Rectification	Diode Bridge Included
Origin	Original/Authentic
Warranty	7-day warranty on manufacturing defects
Technical Support	Email & WhatsApp 24/7
Shipping	7-8 days delivery

Why Choose This Product?

100% Authentic Components - Sourced from authorized distributors with verification

Ready-to-Use Design - Pre-assembled PCB with integrated diode bridge

Excellent Value - Professional performance at hobbyist pricing

Expert Support - Technical assistance throughout your project

Fast Delivery - Quick shipping from our Bengaluru warehouse

Reliable Warranty - 7-day warranty on manufacturing defects coverage on all defects

Project Applications

DIY Audio Projects

• Home audio amplifiers
• Portable speaker systems
• Guitar and instrument amplifiers
• Bluetooth speaker builds

Professional Applications

• Commercial audio installations
• Industrial sound systems
• Retail and venue amplification
• Backup/redundant amplifier systems

Learning & Education

• Electronics engineering courses
• Audio signal processing projects
• PCB design and assembly training
• Audio circuit experimentation

What's Included

• 1x 4440 IC Amplifier Board (fully assembled)
• Diode bridge rectifier (integrated)
• Complete documentation and schematic
• Connection guide and technical manual
• 24/7 support access

Technical Specifications

Spec	Value
Output Power	40W per channel @ 4Ohm
Frequency Response	20Hz - 20kHz
THD+N	<1% (typical)
Input Impedance	20kOhm
Supply Voltage	12V - 48V DC (typical)
PCB Dimensions	Standard compact size
Operating Temp	0 degreesC to 70 degreesC

Installation & Setup

1. Power Supply: Connect appropriate DC power (12-48V)
2. Input Signal: Connect audio source to input terminals
3. Output: Connect speakers to output terminals
4. Rectification: Diode bridge handles AC-to-DC conversion
5. Testing: Run through test audio to verify operation

Detailed assembly instructions included in manual

Frequently Asked Questions

Is this board 100% authentic?

Yes. All components are sourced from authorized distributors and verified for authenticity. Each unit undergoes quality checks before dispatch.

What warranty coverage is included?

Full 7-day warranty on manufacturing defects covering manufacturing defects, component failures, and circuit issues. Excludes physical damage from mishandling.

How quickly will I receive this?

Standard delivery is 7-8 days to most locations in India from our Bengaluru warehouse. Express shipping available on request.

Do you provide technical support?

Yes! Full technical support available 24/7 via Email and WhatsApp. Our experts can help with installation, troubleshooting, and project guidance.

What's your return and replacement policy?

7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only. Return shipping covered on our end.

Can I get bulk discounts?

Absolutely! Wholesale pricing available on orders of 10+ units. Contact our sales team for custom quotes.

Do I need additional components?

The board is mostly self-contained. You'll need: appropriate power supply, input audio source, and speakers. Optional: heatsink for extended use.

What power supply do I need?

Typically 12V-48V DC depending on desired output. We recommend 24V-36V for optimal 40W+40W performance. Consult manual for specifications.

Customer Support

Email: support@theengineerstore.in

WhatsApp: +91-XXXXXXXXXX

Hours: 24/7 Support Available

Location: Bengaluru, India

The Engineer Store - Your trusted source for quality electronics components and expert support.

Buy 4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge Online in India

Purchase the 4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.

Looking to buy 4440 IC DIY Audio Boards 40 + 40W Amplifier Board Diode Bridge at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.