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- DollaTek MAX9814 Electret MIC Microphone Ampl...
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Preces #:
131658467
DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino
Preces #:
131658467
€ 16
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from Lielbritānija
0 ratings
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Pasūtiet tūlīt un saņemiet to Ceturtdiena, Augusts 20
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The MAX9814 is a high-quality microphone amplifier with automatic gain control (AGC) and low-noise microphone bias, perfect for a range of applications from Bluetooth headsets to professional recording devices.
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What Stands Out
Auto Gain Control
The MAX9814 module intelligently adjusts its gain levels automatically, ensuring optimal audio capture in varying environments, which eliminates the need for manual adjustments.
Easy Integration
Designed for seamless compatibility with Arduino, this microphone amplifier module simplifies the process of adding high-quality audio input to projects, making it accessible for hobbyists and developers alike.
Compact Design
The small form factor of the DollaTek MAX9814 module allows for easy incorporation into space-constrained projects, ensuring that users can enhance their devices without sacrificing design or functionality.
Produkta informācija
Who Should Buy?
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Arduino Hobbyists
Great for hobbyists creating audio projects, allowing easy integration and enhanced sound capture with automatic gain control.
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Sound Projects
Ideal for sound-sensitive projects like audio recording systems or voice-activated devices, offering clear audio amplification.
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DIY Electronics
Perfect for DIY enthusiasts who want to experiment with microphone applications, providing versatile use in various projects.
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Professional Audio Work
Not suitable for professional studio use where high fidelity and precision are required beyond basic amplification.
PRODUKTA APRAKSTS
DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino
Vai jums ir kādi jautājumi? Terzet ar mums
Klientu jautājumi un atbildes
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jautājums:
What devices can the MAX9814 be used with?
atbildi: It can be used with Bluetooth headsets, digital still cameras, video cameras, entertainment systems, IP phones, and portable recorders. -
jautājums:
What is the supply voltage range for the MAX9814?
atbildi: The supply voltage range is from 2.7V to 5.5V. -
jautājums:
How compact is the MAX9814 module?
atbildi: The module comes in a compact size of 26mm x 14mm x 8mm and weighs only 2.0g.
DollaTek Preamps Editorial Review
The DollaTek MAX9814 Electret Microphone Amplifier Module has garnered a mix of reviews that highlight its functionality, performance, and several caveats. Users appreciate its capability to provide high gain amplification, making it especially useful for applications where clear audio output is critical. One reviewer noted its effectiveness in their setup, achieving a notable 40dB increase in amplification, which contributes to its reputation as a solid choice for audio projects. While many users find the performance of the amplifier satisfying, especially for speech applications, some have expressed concerns regarding its auto gain control (AGC) feature. There are mentions of significant noise output when the AGC activates, particularly when dealing with weak sound signals. This could be a limiting factor for users working in quieter environments, as the undesirable noise can overshadow the desired audio. The size and design of the module are praised, including its integration capabilities with various microcontrollers like Arduino and Raspberry Pi. However, some customers have pointed out a lack of technical documentation online. They believe that having a comprehensive guide explaining all functions, especially the AGC, would enhance the user experience significantly. The absence of vital components, such as an output capacitor, has also been noted, leading users to take additional steps in their setups. Despite these drawbacks, the overall sentiment leans positively toward the DollaTek MAX9814, particularly for those who appreciate the potential of DIY audio projects. **
Customer Reviews & Ratings
1 klientu vērtējumi
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5 zvaigzne
100%
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4 zvaigzne
0%
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3 zvaigzne
0%
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2 zvaigzne
0%
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1 zvaigzne
0%
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Pros
- High gain amplification (up to 40dB)
- Clear sound output
- Compact design suitable for integration into various projects
- Good compatibility with platforms like Arduino and Raspberry Pi
- Excellent price for the performance offered
Mīnusi
- Significant noise when the auto gain control activates, particularly with weak signals
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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Svarīga informācija
- Ierobežojumi: attiecībā uz produktiem, kas tiek nosūtīti starptautiski, lūdzu, ņemiet vērā, ka jebkura ražotāja garantija var nebūt derīga; ražotāja servisa iespējas var nebūt pieejamas; produktu rokasgrāmatas, instrukcijas un drošības brīdinājumi var nebūt galamērķa valsts valodās; produkti (un pavadošie materiāli) var nebūt izstrādāti saskaņā ar galamērķa valsts standartiem, specifikācijām un marķēšanas prasībām; un produkti var neatbilst galamērķa valsts spriegumam un citiem elektriskajiem standartiem (ja nepieciešams, nepieciešams adapteris vai pārveidotājs). Par to, lai produktu varētu likumīgi ievest galamērķa valstī, ir atbildīgs saņēmējs. Pasūtot no Ubuy vai tā saistītajiem uzņēmumiem, saņēmējs ir ierakstu importētājs, un viņam jāievēro visi galamērķa valsts tiesību akti un noteikumi.
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€ 16
Pasūtiet tūlīt un saņemiet to Ceturtdiena, Augusts 20
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Funkcijas un priekšrocības
- High-quality microphone amplifier with automatic gain control (AGC).
- Three selectable gain settings (40dB, 50dB, 60dB).
- Low input noise density and low total harmonic distortion (0.04%).
- Programmable attack time and release ratio for fine-tuning.
- Compact 14-pin TDFN package, ideal for space-limited projects.
- Extended operating temperature range from -40°C to +85°C.
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