--- product_id: 90268398 title: "Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble)" brand: "tech and trade" price: "4162 som" currency: KGS in_stock: true reviews_count: 1 category: "Tech And Trade" url: https://www.desertcart.kg/products/90268398-tech-and-trade-250w-diy-2n3055-transistor-based-audio-amplifier store_origin: KG region: Kyrgyzstan --- # 250W peak power output 24V DC stable power supply 4 potentiometer tone controls Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) **Brand:** tech and trade **Price:** 4162 som **Availability:** ✅ In Stock ## Summary > 🎵 Amplify your sound, amplify your vibe! ## Quick Answers - **What is this?** Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) by tech and trade - **How much does it cost?** 4162 som with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/90268398-tech-and-trade-250w-diy-2n3055-transistor-based-audio-amplifier) ## Best For - tech and trade enthusiasts ## Why This Product - Trusted tech and trade brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & DIY Friendly:** Streamlined design perfect for custom audio projects and easy installation. - • **Precision Audio Control:** Independent bass, treble, volume, and balance knobs for tailored soundscapes. - • **Powerful 250W Stereo Output:** Delivers crisp, room-filling sound with 150W per channel at 4Ω speakers. - • **Plug-and-Play Tone Adjustment:** Pre-soldered potentiometers let you fine-tune your audio without hassle. - • **Robust 2N3055 Transistor Circuit:** Four high-performance transistors ensure reliable amplification and durability. ## Overview The Tech And Trade 250W DIY Audio Amplifier Board harnesses four 2N3055 transistors powered by a 24V DC supply to deliver a robust 250W stereo output. Featuring dedicated bass, treble, volume, and balance controls via pre-installed potentiometers, this compact board is designed for easy installation and precise audio customization, making it ideal for audiophiles and DIY enthusiasts seeking powerful, customizable sound. ## Description THIS IS AN AUDIO AMPLIFIER CIRCUIT BOARD BASED ON 2n3055 TRANSISTORS. THIS BOARD USES FOUR 2n3055 TRANSISTORS AND A 24 VOLTS DC POWER SUPPLY TO GENERATE AN OUTPUT OF ABOUT 300 WATTS. THIS BOARD HAS SAPARATE CONTROLS FOR BASS, TREBLE, VOLUME AND BALANCE. THESE CONTROLS ARE OPERATED BY FOUR POTENTIOMETERS, ALSO KNOWN AS TONES. THIS BOARD HAS STEREO OUTPUT. BOTH THE CHANNELS PROVIDE ABOUT 150 WATTS AT FOR 4 OHMS SPEAKERS. THIS BOARD IS VERY EASY TO INSTALL. THE MAIN BOARD CONTAINS ALL THE NECESSARY AMPLIFIER COMPONENTS. THE MAIN BOARD HAS THE CONTROLLING CONNECTIONS OF VOLUME, BASS, TREBLE BALANCE ETC. THIS BOARD WILL BE PROVIDED AS SHOWN IN THE IMAGE. ALL THE POTENTIOMETERS WILL BE SOLDERED IN, EXACTLY LIKE THE IMAGE SHOWS. Review: Three Stars - This circuit without transistor and heat sink buy Rs 449 ## Features - 250W Output - Runs On 24 Volts Dc Power - Four 2N3055 Based Circuit Board - Compact Design ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B071R2572L | | Brand | TECH AND TRADE | | Brand Name | TECH AND TRADE | | Country of Origin | India | | Customer Reviews | 3.0 out of 5 stars 1 Review | | Included Components | 1 2n3055 BASED CIRCUIT BOARD | | Manufacturer | TECH AND TRADE | | Maximum Supply Voltage | 24 Volts | | Minimum Supply Voltage | 24 Volts | | Model Number | MAIN BOARD | | Number of Items | 1 | | Part Number | MAIN BOARD | | Voltage | 24 Volts | ## Product Details - **Brand:** TECH AND TRADE - **Manufacturer:** TECH AND TRADE - **Maximum Supply Voltage:** 24 Volts - **Minimum Supply Voltage:** 24 Volts - **Voltage:** 24 Volts ## Images ![Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Image 1](https://m.media-amazon.com/images/I/81AVguTv3-L.jpg) ![Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Image 2](https://m.media-amazon.com/images/I/91yUGZmfIrL.jpg) ![Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Image 3](https://m.media-amazon.com/images/I/817Q9czAKYL.jpg) ![Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Image 4](https://m.media-amazon.com/images/I/81Sxr+MHOvL.jpg) ![Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Image 5](https://m.media-amazon.com/images/I/81eGKOIKg-L.jpg) ## Customer Reviews ### ⭐⭐⭐ Three Stars *by N***E on 21 April 2017* This circuit without transistor and heat sink buy Rs 449 ## Frequently Bought Together - Tech And Trade 250W Diy 2N3055 Transistor Based Audio Amplifier Stereo Board (Volume Balance Bass Treble) - Electronic Spices Transformers 0-12, 1/5amp AC Current Step Down Vertical Mount Electric Power Transformer (0-12V 1.5AMP) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kg/products/90268398-tech-and-trade-250w-diy-2n3055-transistor-based-audio-amplifier](https://www.desertcart.kg/products/90268398-tech-and-trade-250w-diy-2n3055-transistor-based-audio-amplifier) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-06-20*