About op-amps part 2: audio test
Best Audio Op Amp on April 2024 Shopping Deals at Bestonio.com
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JRC4558D 4558D DIP8 Dual OP AMP for Audio Amplifier Pack of 10
- ASIN: B07D4DTNVL
- Brand: Jekewin
- Manufacturer: Jekewin
Part No : JRC4558D ,DIP-8 Dual Operational Amplifier Quantity : 10 Pcs
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Vacuum Tube Headphone Amplifier Tube Amp Mini Hi-Fi Stereo Audio Preamplifier with Low Ground Noise Output Protection for Headphones - Fosi Audio P2
- ASIN: B07RQTKVM1
- Brand: Fosi Audio
- Manufacturer: Fosi Audio
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... [Read More]
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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)
- ASIN: B075T3SZS1
- Brand: Nobsound
- Manufacturer: Nobsound
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... [Read More]
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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)
- UPC: 631846829434
- ASIN: B07GNW7MJS
- Brand: Juried Engineering
- Size: Juried Engineering ESD Safe Packaging (Pack of 2)
- Manufacturer: ON Semiconductor
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... [Read More]
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Subwoofer Amplifier TDA7498E Mini Sub Bass Amp Digital Class D Integrated Subwoofer Amplifier 220Watt x 1 Fosi Audio TP-02
- ASIN: B07L6FN97Z
- Brand: Fosi Audio
- Manufacturer: Fosi Audio
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... [Read More]
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HIFI Preamp NE5532 Pre-amplifier Volume Tone Control Board Kits AC 12V OP-AMP HIFI Amplifier (DIY kits)
- UPC: 763741454593
- ASIN: B07DMV983D
- Brand: Hilitand
- Manufacturer: Hilitand
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 pr... [Read More]
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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)
- ASIN: B07QRRQDDW
- Brand: Douk Audio
- Manufacturer: Nobsound
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... [Read More]
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Burr Brown OPA134PA OPA134 + Sockets - Mono HiFi Audio OpAmp (Pack of 2)
- UPC: 631846826327
- ASIN: B07GN2XTFF
- Brand: Burr Brown
- Manufacturer: Burr Brown
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 varie... [Read More]
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Nobsound 2.0 Channel Power Amplifier ; Hi-Fi Audio Amp for Home Speakers ; 200W (100W x 2)
- ASIN: B07CXNJ2L3
- Brand: Douk Audio
- Manufacturer: Nobsound
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... [Read More]
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NOYITO LM358 100 Gain Signal Amplification Module Operational Amplifier Module Working Voltage DC5 to 12V (Pack of 2)
- UPC: 667797750329
- ASIN: B07D1VXRDL
- Brand: NOYITO
- Manufacturer: NOYITO
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 ... [Read More]
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WINGONEER DC 5V-15V 6V 12V AD828 OP Amp Preamplifier Board Stereo Audio Preamp Module
- UPC: 723466661669
- ASIN: B07PP4M2YB
- Brand: WINGONEER®
- Manufacturer: WINGONEER
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: 33... [Read More]
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5PCS 200 Times Gain 5V-12V LM386 Audio Amplifier Module for Arduino EK1236
- UPC: 611138956178
- ASIN: B01FDD3FYQ
- Brand: SenMod
- Manufacturer: SenMod
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 A... [Read More]
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koulate HiFi OP-AMP Amplifier NE5532 Stereo Pre-amp Preamplifier Tone Board Audio Double Channels Amplifier Board AC Double 12-18V
- UPC: 715990369081
- ASIN: B07TCL8YCS
- Brand: koulate
- Manufacturer: koulate
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 ... [Read More]
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Nobsound G2 Subwoofer Amplifier & Mono Power Amp, PBTL/BTL Bridge, 100W Mini Sub Amp for Home Theater
- ASIN: B07MR6YCQ1
- Brand: Douk Audio
- Manufacturer: Nobsound
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... [Read More]
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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)
- ASIN: B07NY19148
- Brand: Douk Audio
- Size: Bluetooth 5.0
- Manufacturer: Nobsound
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 inc... [Read More]
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Nobsound 2.1 Channel Bluetooth 5.0 Amplifier, Class D Stereo Audio Amplifier, Mini Home Theater Power Amp, Digital Power Subwoofer Amplifier Receiver, 100W+50Wx2, Treble&Bass Control (NS-14G PRO)
- ASIN: B07PN9LZ4R
- Brand: Douk Audio
- Size: Bluetooth 5.0
- Manufacturer: Nobsound
Customer Support email: [email protected] Parameters: Power supply: DC 12V-25V (interface 5.5mm/2.1mm) Max. Output power: 2×50W+100W Subwoofer Channel: 2.1 Amplifier Chip: TPA3116 *2 OP-amp: NE5532 Audio input: Stereo L/R RCA / Bluetooth Audio output: Banana Speaker Jacks Size: W100*D158*H35 mm (Not include the protruding part) Net weigh... [Read More]
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HIFI Preamp NE5532 Adjustable Pre-amplifier Volume Tone Control Board Kit AC 12V OP-AMP HIFI Amplifier Stereo Audio System(Assembled Board)
- UPC: 792172883573
- ASIN: B07FYKJZKQ
- Brand: Zerone
- Size: Assembled Board
- Manufacturer: Zerone
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 pream... [Read More]
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Updated Balanced XLR to Unbalanced RCA pre-Amplifier Headphone Dual op-amp Circuit Board Low Distortion
- ASIN: B07NPYRFZP
- Brand: ElectronicStorm
- Manufacturer: ElectronicStorm
Descriptions: Note:The NE5532 is used.please note! Balanced XLR to a single-ended RCA output dual op amp circuit green board:the line by the famous British designer Douglas self amplifier design,a unique circuit design,making the line machine excellent performance with ultra-low distortion,nosie is very low.one board is a single-channel, two Piece... [Read More]
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FidgetGear P7-Mini Pre-AMP Pre-Amplifier DIY Kit Full DC no Coupling JRC 4580D op-amp HiFi
- ASIN: B07N76MHQ7
- Brand: FidgetGear
- Manufacturer: FidgetGear
Product DescriptionTips: DIY kit installation requires some basic electronic production and practical ability, there is the risk of damage during the process of installing, once the parts are installed we are not responsible for the components. thanks for your understanding.This is a well made pre amp board, full DC，no coupling, simple, while sop... [Read More]
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NE5532 Amplifier Board OP-AMP HiFi Preamplifier Signal Bluetooth Amplifier Preamplifier Board DC 12-35V for Bluetooth Pre-amp
- ASIN: B07KDQYZP7
- Brand: Phoncoo
- Manufacturer: Phoncoo
We will test it before shipment. Weight:0.028kg (0.06lb.)
About op-amps part 2: audio test
Next Level Sound - Burson V6 Opamps Audio Review
Sound demo of different Op amps.
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