• JRC4558D 4558D DIP8 Dual OP AMP for Audio Amplifier Pack of 10

    Part No : JRC4558D ,DIP-8 Dual Operational Amplifier Quantity : 10 Pcs

    • ASIN: B07D4DTNVL
    • ASIN: B07D4DTNVL
    • Brand: Jekewin
    • Manufacturer: Jekewin

  • Vacuum Tube Headphone Amplifier Tube Amp Mini Hi-Fi Stereo Audio Preamplifier with Low Ground Noise Output Protection for Headphones - Fosi Audio P2

    Specifications: Tubes: 6J4 × 2 OP-amp: NE5532 Audio Input: 3.5mm Audio jack, Stereo L / R RCA Audio Output: 6.35mm Headphones Maxpower output: 600 mW / 62Ω, 900 MW / 32Ω, 1 W / 16Ω Frequency range: 20Hz-20 kHz (± 3dB) THD: ≤0, 03% Matching headphone impedance: 32-600 Ω NR: ≥ 95db Operating voltage: DC12V Input sensitivity: 0.2mV Dimension: L99 * W98 * H33 mm Net weight: 0.25 kg Model direct replacement tube: 6j1, 6AK5, EF95, 5654, 403B etc. Packing List: 1 * headphone amplifier 2 * 6J4 vacuum tubes 1 * DC 12V Power Supply 1 * 6.35mm to 3.5mm Adapter Tips: 1. When you use this product... [Read More]

    • ASIN: B07RQTKVM1
    • ASIN: B07RQTKVM1
    • Brand: Fosi Audio
    • Manufacturer: Fosi Audio

  • Nobsound Little Bear P2 Mini 6C11 Vacuum Tube Headphone Amplifier Stereo Hi-Fi Audio Amp; Replaceable Tube and OP AMP; with LED VU Meter Music Audio Spectrum (Black)

    Replaceable Tube and OP AMP: Tube module: 6C11 (in default); EC81; 6R4 OP AMP: TI NE5532 (in default); OPA2111; OPA2604; OPA2132; OP275; OPA2107; JRC4558; MUSES02; LM4562 Spectrum Operation: Normal mode: 1. Press the button for 1 second - Mode switch (there will be a corresponding preview ). 2. Press the button for 3 seconds - Switch between real mode and AGC mode (there will be a corresponding preview ). 3. Press the button for 5 seconds - Enter the speed setting mode 4. Press the button for 10 seconds - Factory default 5. Double click on the button - Adjust the brightness of the light bar,... [Read More]

    • ASIN: B075T3SZS1
    • ASIN: B075T3SZS1
    • Brand: Nobsound
    • Manufacturer: Nobsound

  • ON SEMICONDUCTOR LM833NG IC Dual High-Speed Audio Operational Amplifier Op-Amp with 8-Pin DIP Sockets Machined Round Contact Pins Holes Pitch 2.54mm DIP-8 Breadboard-Friendly (Pack of 2)

    The LM833 is a dual general purpose operational amplifier designed with particular emphasis on performance in audio systems. This dual amplifier IC utilizes new circuit and processing techniques to deliver low noise, high speed and wide bandwidth without increasing external components or decreasing stability. The LM833 is internally compensated for all closed loop gains and is therefore optimized for all preamp and high level stages in PCM and HiFi systems. The LM833NG is pin-for-pin compatible with industry standard dual operational amplifiers.Juried Engineering Products are shipped in ESD Sa... [Read More]

    • ASIN: B07GNW7MJS
    • UPC: 631846829434
    • ASIN: B07GNW7MJS
    • Brand: Juried Engineering
    • Size: Juried Engineering ESD Safe Packaging (Pack of 2)
    • Manufacturer: ON Semiconductor

  • Subwoofer Amplifier TDA7498E Mini Sub Bass Amp Digital Class D Integrated Subwoofer Amplifier 220Watt x 1 Fosi Audio TP-02

    Quick tips:1. Please plug the power cord into the amp THEN the wall, plug the audio cables into amp THEN switch on.Some customers may see some slight sparks flying when they plug the power supply into the amplifier, because they use it in wrong way, you need to connect the amp to the power supply first, then plug the power supply into the 110v AC outlet, don't worry about the sparks, because this is class d amplifier, the capacitors need to charge when the power in, it's normal and safe.Parameter: 1. Power supply range: 12v-32v; 2. THD: ≤ 0.04%; 3. Frequency Range: 20Hz - 120Hz (±1 dB); ... [Read More]

    • ASIN: B07L6FN97Z
    • ASIN: B07L6FN97Z
    • Brand: Fosi Audio
    • Manufacturer: Fosi Audio

  • HIFI Preamp NE5532 Pre-amplifier Volume Tone Control Board Kits AC 12V OP-AMP HIFI Amplifier (DIY kits)

    Description: This is a mature classic design,New optimization,Double side FR-4 1.6MM PCB Material,Each element from both acoustic and aesthetic point of view to consider,Whole board without jumpers,beautiful and practical! When users in the audio recording,the speaker unit and other equipment place is not necessarily perfect, pure passthrough preamp may not be able to meet the requirements,then add the tone adjustment becomes very important, if you have no extra power supply equipment, Passive preamp tone is preferred. It can adjust the treble and bass frequency effect is very obvious, let ... [Read More]

    • ASIN: B07DMV983D
    • UPC: 763741454593
    • ASIN: B07DMV983D
    • Brand: Hilitand
    • Manufacturer: Hilitand

  • Nobsound G3 2 Channel Bluetooth 5.0 Amplifier , Class D Stereo Audio Amplifier , Mini Home Theater Power Amp , Digital Power Amplifier Receiver , 100W , Treble & Bass Control (Black)

    Features: Bluetooth 5.0 can ensure more stable and faster wireless transmission with less losses. It can turn your normal passive speakers to Bluetooth speakers. Besides BT 5.0, this device also support standard 3.5mm AUX input. This amp can be connected with mobile phone, notebook, PC, PSP, CD and so on. Classic TPA3116 amplifier chip & 3 x TL072 independent OP amps. It can offer 100W (50Wx2), which suits 3~6 inches 2.0CH speakers. Sound is very powerful and clean. Totally no background noise and pop. Unlike other similar TPA3116 amplifiers, this one has no power sparks issue. It also has b... [Read More]

    • ASIN: B07QRRQDDW
    • ASIN: B07QRRQDDW
    • Brand: Douk Audio
    • Manufacturer: Nobsound

  • Burr Brown OPA134PA OPA134 + Sockets - Mono HiFi Audio OpAmp (Pack of 2)

    The OPA134 series are ultra-low distortion, low-noise operational amplifiers fully specified for audio applications. A true FET input stage is incorporated to provide superior sound quality and speed for exceptional audio performance. This, in combination with high output drive capability and excellent DC performance, allows for use in a wide variety of demanding applications. In addition, the OPA134 has a wide output swing, to within 1 V of the rails, allowing increased headroom and making it ideal for use in any audio circuit.The OPA134 SoundPlus audio operational amplifiers are easy to use ... [Read More]

    • ASIN: B07GN2XTFF
    • UPC: 631846826327
    • ASIN: B07GN2XTFF
    • Brand: Burr Brown
    • Manufacturer: Burr Brown

  • Nobsound 2.0 Channel Power Amplifier ; Hi-Fi Audio Amp for Home Speakers ; 200W (100W x 2)

    Features: Very high cost effective mini power amplifier suits very well for desktop and home speakers Adopt dual TPA3116 and NE5532 OP-AMP to offer 100W * 2 strong power and excellent sound dynamics Output: wire terminals; Input: RCA & 3.5mm; Please note 3.5mm isn't output and can't connect headphones Sound is analytical and clear with balanced tri-frequency and no background noise Customized high-quality power supply (US plug; voltage is universal). If you have any problems, please feel free to contact us at [email protected] Parameters: Chip: 2PCS Texas Instruments TPA3116D2 Output powe... [Read More]

    • ASIN: B07CXNJ2L3
    • ASIN: B07CXNJ2L3
    • Brand: Douk Audio
    • Manufacturer: Nobsound

  • NOYITO LM358 100 Gain Signal Amplification Module Operational Amplifier Module Working Voltage DC5 to 12V (Pack of 2)

    Download: https://www.amazon.com/clouddrive/share/hOjFqzIk2P3dGawIaZrxTwYeUQ08h7KPSOdCkrUgHrU Parameter Onboard LM358 Chip . 100 gain of the circuit design. Onboard10K adjustable resistance, you can adjust the magnification. Onboard power indicator. Working voltage: 5 - 12V. The main pins of the chip have been soldered and can be directly input and output signals. Size:32.7mm * 13.3mm. Package Included: 2pcs LM358 100 Gain Signal Amplification Module

    • ASIN: B07D1VXRDL
    • UPC: 667797750329
    • ASIN: B07D1VXRDL
    • Brand: NOYITO
    • Manufacturer: NOYITO

  • WINGONEER DC 5V-15V 6V 12V AD828 OP Amp Preamplifier Board Stereo Audio Preamp Module

    WINGONEER trademark Reg.NO:4747611WINGONEER DC 5V-15V 6V 12V AD828 OP Amp Preamplifier Board Stereo Audio Preamp ModuleDescription:Small size design, all-chip production process, input and output coupling capacitor using imported non-polar brand capacitors, op amp using fever-level AD828 patch.Specifications:Working Voltage: DC 5V-15VBoard Size: 33x25mm/1.3x0.98""Package Included:1 x DC 5V-15V 6V 12V AD828 OP Amp Preamplifier Board"

    • ASIN: B07PP4M2YB
    • UPC: 723466661669
    • ASIN: B07PP4M2YB
    • Brand: WINGONEER®
    • Manufacturer: WINGONEER

  • 5PCS 200 Times Gain 5V-12V LM386 Audio Amplifier Module for Arduino EK1236

    Specification: Onboard LM386 Chip. 200 multiplier benefits circuit design. On-board speaker wiring Block. on-board 10K variable resistor, you can adjust the volume of the enlarged. Onboard power indicator. The chip pin leads, can be directly input audio signal. Operating voltage: 5 ~ 12V. Board size 41 (mm) x13 (mm). Package Included: 5 pcs LM386 Audio Amplifier Module

    • ASIN: B01FDD3FYQ
    • UPC: 611138956178
    • ASIN: B01FDD3FYQ
    • Brand: SenMod
    • Manufacturer: SenMod

  • koulate HiFi OP-AMP Amplifier NE5532 Stereo Pre-amp Preamplifier Tone Board Audio Double Channels Amplifier Board AC Double 12-18V

    Description: High quality filter power supply. The four pins of rectifier respectively in parallel connect with decoupling capacitor, which can effectively eliminate the high frequency interference of AC power grid.  Now the clutter interference of power grid is very small and the voltage is quite stable. So the item has better performance.The chip has high conversion rate and strong drive ability. The frequency band is wide and noise is very small. Features: 1, Power supply circuit adopts full bridge rectifier. 2, Effectively eliminate the high frequency interference of AC power ... [Read More]

    • ASIN: B07TCL8YCS
    • UPC: 715990369081
    • ASIN: B07TCL8YCS
    • Brand: koulate
    • Manufacturer: koulate

  • Nobsound G2 Subwoofer Amplifier & Mono Power Amp, PBTL/BTL Bridge, 100W Mini Sub Amp for Home Theater

    Features: A WORKING MODE SWITCHER: convenient to use it as subwoofer bass amplifier or full frequency amp, and you can use two Nobsound G2 to drive left and right channel independently, and the mutual interference between the channels is suppressed. GAIN CONTROL: a gain switch on the bottom of the amplifier to allow 4-level of output level setting (20/26/32/36 dB), to keep the sound quality better and not affected by the the resistor part. HIGH-END MATERIALS AND LARGE POWER: Texas Instruments TPA3116 chip, NE5532 op-amp to guarantee no audible noise, 100Wx 1 mono channel amp can drive most h... [Read More]

    • ASIN: B07MR6YCQ1
    • ASIN: B07MR6YCQ1
    • Brand: Douk Audio
    • Manufacturer: Nobsound

  • Nobsound 2 Channel Bluetooth 5.0 Amplifier , Class D Stereo Audio Amplifier , Mini Home Theater Power Amp , Digital Power Amplifier Receiver , 200W , Treble & Bass Control (NS-15G PRO)

    Parameters: Brand: Nobsound Model: NS-15G PRO Amplifier Chip: TPA3116 *2 OP-amp: NE5532 *2 Output Power: 100W*2 Channel: 2.0 Audio Input: Bluetooth 5.0 (PCM5102A decoding), RCA Audio Output: Banana Speaker Jacks THD: ≤ 0.5% SNR: ≥ 95dB Frequency Range: 10Hz -40kHz Power Range: DC12V-25V / 3A above Size: W90 * D108 * H36 mm (3.54×4.25×1.42 inch) Net Weight: 355 g / 0.8 lb Packing List: 1* Digital Amplifier 1* 19V 3.42A Power Adapter

    • ASIN: B07NY19148
    • ASIN: B07NY19148
    • Brand: Douk Audio
    • Size: Bluetooth 5.0
    • Manufacturer: Nobsound

  • Planet Audio PL2000.1M Pulse Series Monoblock Class AB Amp (2,000 Watts)

    Need to add an amp to power a subwoofer or extra speakers? When space is limited, but your passion for great sound and power is not, the Pulse Series Monoblock Class AB MOSFET Amp is

    • UPC: 50942809
    • Model: PL2000.1M
    • Color: Multicolor
    • Size: 16.4x8.8
    • Rating: 3.0

  • New BOSS R1100M 1100W Mono Car Audio Amplifier Amp + 8 Gauge Amp Wiring Kit

    The **BOSS R1100M** 1100 Watt Mono Car Audio Power Amplifier offers a MAX output of 1100 watts and an RMS output of 250 watts! This Class A/B amplifier features a MOSFET power supply, an impedance

    • UPC: 802066730
    • Rating: 3.5

  • EIVOTOR 5800W High Power Amplifier RMS 4 Channel 12V 4Ohm Full R ange Car Stereo S uper Bass Audio Amp Speaker Audio Subwoofer Booster Metal Support 4 Speaker

    Package Included1 X 4 Channel Car Amplifier1 X English User ManualBrand new and reliable quality 4 Channel 5800 Watts Car Amplifier gives you a wonderful in-car entertainment.Can connect to 4 speakers,meets the need of most

    • UPC: 853947283
    • Color: Black
    • Rating: 5.0

  • Skar Audio LP-1000.1Dv2 2000-Watt Monoblock Class D MOSFET Amplifier with Remote Level Control

    Skar Audio's LP-1000.1Dv2 is one of the most powerful, efficient, and reliable 1,000 watt class D monoblock amplifiers on the market today to power car subwoofers. Conservatively rated at 1,000 watts @ 1 Ohm, this

    • UPC: 143020376
    • Model: LP-1000.1Dv2
    • Rating: 5.0

  • Planet Audio PL1500.1M Pulse Series Monoblock Class AB Amp (1,500 Watts)

    Feel the beat with the Planet Audio Pulse PL1500.1M Class A/B Monoblock Amplifier. With 1500 Watts Max Power and MOSFET power supply, this Amplifier gets your music in gear. Customize the sound with Variable Low

    • UPC: 50942812
    • Model: PL1500.1M
    • Color: Multicolor
    • Size: 13.60in. x 8.90in. x 4.20in.
    • Rating: 2.5

  • Boss Audio CE102 Mini High-Power 100W 2-Channel Amp

    MOSFET Monoblock Metal–Oxide–Semiconductor Field-Effect Transistor is a transistor used for amplifying or switching electronic signals. They are found in systems where information is processed or stored. A MOSFET is basically an electrical switch that allows

    • UPC: 27940489
    • Model: CE102
    • Color: Multicolor
    • Size: 5.3"x4.1"
    • Rating: 3.0

  • NEW BOSS AR1600.2 1600W 2-Channel Car Audio Amplifier Power Amp + Remote AR16002

    The Boss AR-1600.2 2-Channel Mosfet Amplifier offers power in a small package, allowing you to enjoy enhanced sound without taking up a lot of space in your car. With a slimmer chassis, the Boss Mosfet

    • UPC: 17323993
    • Model: AR1600.2
    • Color: Multicolor
    • Size: 1600 watt 2 channel class A/B
    • Rating: 4.0

  • New Gravity 2 Channels 8200 W Amp Class A/B Car Audio Stereo Amplifier | GR8200

    Product Highlights:Looking for that amazing sound from your car stereo? It’s the job of an amplifier to magnify your music for sound that is powerful, clean, even, and uninterrupted. The Class AB amplifier, also known

    • UPC: 128618199
    • Rating: 5.0

  • New Rockford Fosgate Prime R150X2 2 Channel Amp Car Audio Power Sub Amplifier

    The PRIME R150X2 is a 2 channel amplifier that can pump out 75 Watts into both channels at 2 Ohms, making it perfect for full range or component speakers. The R150X2 can also run in

    • UPC: 41269309
    • Model: R150X2
    • Color: White
    • Size: one size
    • Rating: 5.0

  • M.way Powerful 5800W/3800W/2000W RMS 4 CH Channel Super Loud Car Audio Power Stereo Amplifier Amp 4Ohm

    1. Model:V12 7052. Maximum Power:3800W (950W x 4)4. THD: <0.02%5. Bridged Power:200w/4CH6. Frequency Response:20Hz~20KHz7. Operating Voltage:12V8. Impedance:4Ω9. Maximum Power:3800W (950W x 4)10. Dimension:32CM*26CM*4CM/12.6"*10.2"*1.6"11. Material:Aluminum AlloyPackage includes:1 X 4 Channel Car Amplifier4 X Screws1 X English

    • UPC: 805847043
    • Color: Black
    • Rating: 1.0

  • [AudioJade] Signetics NE5532N Original Dual OP Amp Best Sound 5532 Vintage IC

    • UPC: 263867962313
    • Category: Other Integrated Circuits
    • Price: 1 USD

  • 1PCS OPA1632DR IC OPAMP AUDIO MONO AB 8SOIC 1632 OPA1632 Best Offer

    • UPC: 323515410684
    • Category: Other Electronic Components
    • Price: 3 USD

  • About op-amps part 2: audio test

    Next Level Sound - Burson V6 Opamps Audio Review

    Sound demo of different Op amps.