DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino
genuine image
DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino
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.
DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino
Artigo n.º: 131658467

DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino

Artigo n.º: 131658467

STD 409260

Detalhes do Preço

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from Reino Unido

Em stock
Reino Unido Importado da loja UK

Qtd.:

Encomende já e receba por volta de Quarta-feira, Agosto 19
Transação seguraTransação segura

A Ubuy trabalha arduamente para proteger a sua segurança e privacidade. O nosso sistema avançado de segurança de pagamentos garante a confidencialidade ao encriptar as suas informações durante a transmissão, utilizando os protocolos AES (Normas de Encriptação Avançada) e SSL (Camada de Sockets Seguros). Os seus dados de pagamento estão 100% seguros, pois não partilhamos os seus dados de pagamento com vendedores terceiros.

Os nossos principais Parceiros Logísticos
  • fedex
  • dhl
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.
fast shipping

Fast
Shipping

free return

Devolução
gratuita*

Embalagem Segura

Embalagem Segura

Produtos 100% Originais

Produtos 100% Originais

pci-dss

Certificação PCI DSS

iso certified

Certificação ISO 27001

paypal payment
visa payment
mastercard payment

O que se Destaca

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.

Detalhes do produto

Shop DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino online at a best price in São Tomé and Príncipe. B07DJWQDQF

Quem Deverá Comprar?

Suitable For
  • Arduino Hobbyists

    Great for hobbyists creating audio projects, allowing easy integration and enhanced sound capture with automatic gain control.

  • Sound Projects

    Ideal for sound-sensitive projects like audio recording systems or voice-activated devices, offering clear audio amplification.

  • DIY Electronics

    Perfect for DIY enthusiasts who want to experiment with microphone applications, providing versatile use in various projects.

Not Suitable For
  • Professional Audio Work

    Not suitable for professional studio use where high fidelity and precision are required beyond basic amplification.

DESCRIÇÃO DO PRODUTO

DollaTek MAX9814 Electret MIC Microphone Amplifier Module Auto Gain Control for Arduino

Tem alguma Dúvida? Converse connosco

Perguntas e respostas do cliente

  • Pergunta: What devices can the MAX9814 be used with?

    Resposta: It can be used with Bluetooth headsets, digital still cameras, video cameras, entertainment systems, IP phones, and portable recorders.
  • Pergunta: What is the supply voltage range for the MAX9814?

    Resposta: The supply voltage range is from 2.7V to 5.5V.
  • Pergunta: How compact is the MAX9814 module?

    Resposta: 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. **

Avaliações e Classificações dos Clientes

1 classificações de clientes
  • 5 Estrela
    100%
  • 4 Estrela
    0%
  • 3 Estrela
    0%
  • 2 Estrela
    0%
  • 1 Estrela
    0%

Avaliar este produto

Partilhe as suas ideias com outros clientes

Prós

  • 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

Contras

  • Significant noise when the auto gain control activates, particularly with weak signals

CONFIANÇA NA PLATAFORMA E SEGURANÇA DO COMPRADOR

trustpilot logo
4.2/5 9250 + reviews
Ler avaliações
MA
Mohammad
Comprador verificado

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Comprador verificado

“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
K
kund
Comprador verificado

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Comprador verificado

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Comprador verificado

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Checkout Seguro Entrega Global Devoluções Fáceis Produtos Genuínos

Histórico de preços do produto

Informação importante

  • Limitações: para produtos expedidos internacionalmente, tenha em atenção que qualquer garantia do fabricante pode não ser válida; opções de serviço do fabricante podem não estar disponíveis; manuais de produtos, instruções e avisos de segurança podem não estar nas línguas do país de destino; os produtos (e materiais que o acompanham) pode não ter sido concebido em conformidade com as normas, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem e outras normas elétricas do país de destino (requerendo assim o uso de um adaptador ou conversor caso seja apropriado). O destinatário é responsável por garantir que o produto pode ser legalmente importado para o país de destino. Quando encomenda à Ubuy ou aos seus afiliados, o destinatário é o importador de registo e deve estar em conformidade com todas as leis e regulamentos do país de destino.
  • Nem todos os produtos listados na Ubuy estão à venda, uma vez que a Ubuy é um motor de busca global. Os produtos estão sujeitos a leis de exportação/comércio.

STD 409260

Encomende já e receba por volta de Quarta-feira, Agosto 19

Qtd.:

Transação seguraTransação segura

Em conformidade com a norma PCI DSS e com certificação ISO 27001:2022, com pagamentos encriptados e proteção total do comprador em todas as encomendas.

Os nossos principais Parceiros Logísticos
  • fedex
  • dhl
Entrega internacional mais rápida

Recursos e benefícios

  • 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.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.