10 Best
Dc Amplifier For Pc Speakers
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Product Highlights
- Adopting original ti-ne5532 classical op amp and transistor expanding current circuit, using 1300ma large current output transistor working in class a status, with ultra-low distortion, and the sound is warm and delicate, full and mellow.
- Mini size with exquisite appearance and most cost-effective, brings big surprise for all audiophiles, easily to drive most headphones in the market, providing larger power, better sound field and details, very suitable for home/office desltop audio system use.
- Adopting innovative circuit design, dc 5-20v wide input working voltage, the amplifier circuit can always work at a high voltage of 26v, and the background noise index is excellent. with wide frequency response extension, excellent transient response, excellent purity and transparency, and good dynamic range.
- Pluggable op amp socket design, convenient to upgrade different op amps and bring much diy fun and playability for audiophiles. smooth and mellow sound, suitable for listening to vocals or string music, classic or pop music, and even with unique charm when playing rock.
- With stong drive power, easily to drive most high-impedance headphones such as: hd580/hd600/hd650/k701/k702/q701/dt880/t70/t90/sr225/sr325/rs1e
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Product Highlights
- 【bass & treble control】-- knob with led backlight design, with volume, treble and bass control knobs, which allows you to adjust the high and low frequency separately for delicate sound.
- 【dc 12v input】-- include 12v 5a power adapter, this power amplifier can be used in your car, your rv, your home. it is easy to be installed in car or marine, save space and convenient to operate.
- 【200w+200w maximum power】-- this 2 channel mini audio amplifier provides 200w+200w peak power, rated power 40w+40w, suitable for your home theater acoustic sound system or your car. with mini compact size(6.14x3.07x1.85" / 15.6x7.8x4.7cm) makes it easy to carry. amplifier weight: 0.77pounds/0.35kg.
- 【3.5mm aux & rca inputs】-- it supports rca & 3.5mm aux input, which compatible with mobile phones, computers, tablets, notebooks, mp3, mp4, tvs and projectors with av audio etc. this mini audio amplifier is convenient to use, you can use it at home, and carry it to your car.
- 【1-year warranty】 -- we offer 1-year guarantee period. if you have any questions or concerns, please don't hesitate to contact us. it contains 1 × power amplifier, 1 × 12v 5a power supply, 1 × user manual.
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Product Highlights
- Artificial material: this new-designed mini power amplifier is made of noble black immersion gold circuit board, imported kemet speaker capacitor, large-capacity filter capacitor for channels. besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module.
- Safe protection: the class d dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection; what's more, emi is allowed to pass.
- Parameters:audio amplifier board working voltage is dc 5v, output power is 5w (2ω 5v)/3w (4ω 5v) / 1.8w (8ω 5v). input method is monaural input.
- High performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression.
- Additional function: it is available to connect amplifier type to choose different function (mode: high electricity level is type d, low electricity level is type ab. factory defaults high electricity level); available to add an external shutdown (sd: the chip will be shutdown at low electricity level, factory default high electricity level.
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Product Highlights
- ★dual channel stereo, output power: 2*50w, excellent performance
- ★excellent performance and cost-effective, widely used in store drainage, home theater, bookshelf audio, car speakers, diy audio, etc.
- ★using tpa3116d2 chip, 4.5v-26v wide voltage input, high efficiency class d operation, advanced modulation system configuration, multiple switching frequencies, am interference prevention, master-slave mode synchronization
- ★high-performance metal polyester film inductors, high-performance capacitors (maximum temperature resistance 105 degrees), input reverse connection protection, over-voltage/low-voltage protection
- ★3.5mm audio port input
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Product Highlights
- Power supply: dc6.5-15v (depending on the required output power), eg. power adapter, switching power supply, battery, etc., the recommended current is more than 3a. power input interface: 5.5*2.1dc socket or pad of welding wire; audio input interface: 3.5mm plug or pad of welding wire.
- In order to obtain a more shocking effect, it is recommended to use a 4-5 inch, 4-6ω 20-50w subwoofer speaker. upper crossover point: 110hz.
- Notice: this power amplifier board is pure bass output(subwoofer), no midrange and treble output. (in order to obtain a larger power, it is recommended that the power supply be not lower than 9v.)
- Test data: output power: vdd = 7.4v rl = 2 ω 12.5w; output power: vdd = 9.0v rl= 2 ω 18w; output power: vdd = 12v rl = 4 ω 20w; output power: vdd = 16v rl= 4 ω 32w.
- Pcb material: fr-4 glass fiber board, thickness: 1.6mm. onboard fixing hole diameter: m3; board size: 1.57x1.65x0.78inch (lxwxh), excluding potentiometer handle length (pot. protruding length 0.59inch).the potentiometer mounting hole diameter needs to be 0.28inch/7mm.
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Product Highlights
- Treble and bass control: if you are tired of the inherent high and low bass, you can try the high and low control knob. amplifier board will make you feel like being in a movie theater.
- Safety mechanism: equipped with advanced safety mechanisms, this 5.0 amp board has overheat prevention, short circuit prevention, over voltage and under voltage prevention.
- Amplifier board: 100w and 100w amplifier board with treble and bass control, dc 12‑24v, bt and aux inputs, 2.0 channel stereo amp board for diy speakers, without password.
- Bt 5.0 and aux input: bt 5.0 version, transmission distance is farther. the transmission distance can reach 10m in an open environment. if your play device does not have bt, you can also input sound signals through the 3.5mm headphone plug.
- Powerful performance: this amp board not only boasts a powerful performance with left and right stereo channels reaching 2x100w output power, catering to 4‑8‑ohm, 20‑200w speakers, but also shows exceptional adaptability.
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Product Highlights
- Built-in filter capacitor: the built in filter capacitor of this digital power amplifier module makes it available for processing sound . knob potentiometer design, convenient to adjust power on and off, v+ and v‑.
- Protection mechanism: adopt acrylic protective shell design, with reverse connection protection, overvoltage protection, undervoltage protection, over temperature protection, short circuit protection. self recovery overheating protection.
- Strong compatibility: the amplifier module is equipped with a terminal block and a dc 2.1mm socket, which is compatible with most laptop power ports. can directly connect to wireless bluetooth 5.0. and compatible with a variety of speakers. two 20w, 30w or 50w power amplifier boards are equipped with various speakers (4 to 8 ω), and support bluetooth stereo audio input ...
- Adapted power supply voltage: 5-24v (optional 9v/12v/15v18v/24v and other adapters, high power recommended high voltage). to noise ratio: >90 db. adapted speakers: 30w-200 w, 4ω-8ω.
- Wide range of applications: this bluetooth speaker power amplifier board has no pops sound when powering on, skipping songs and pausing. it is widely used in refitting speakers, power amplifier equipment, and car bluetooth equipment.
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