Microphone or Electric Guitar Pre-Amplifier with Noise Gate and Compression
The SSM2167 is an integrated circuit specifically designed for microphone preamplification and audio processing. This component is capable of enhancing the quality of audio signals by providing features such as automatic gain control (AGC), noise suppression, and equalization. The device is particularly beneficial in applications where audio clarity and signal integrity are paramount, such as in communication devices, recording equipment, and live sound systems.
The SSM2167 operates with a supply voltage range of 2.7V to 5.5V, making it suitable for battery-operated devices as well as standard powered systems. Its architecture includes a low-noise amplifier, which ensures that the input signal is amplified without introducing significant noise, thereby improving the overall audio quality.
Additionally, the device supports a variety of microphone types, including electret and dynamic microphones, providing versatility in design. The AGC feature automatically adjusts the gain based on the input signal level, which helps to maintain a consistent output volume regardless of the input signal's amplitude. This is particularly useful in environments with fluctuating sound levels.
The SSM2167 also includes an integrated high-pass filter that eliminates low-frequency noise, such as handling noise or wind noise, further enhancing the clarity of the captured audio. The device can be easily integrated into existing audio systems with minimal additional components required, making it an efficient choice for engineers and designers looking to improve microphone input quality.
Overall, the SSM2167 represents a comprehensive solution for audio signal conditioning, combining multiple functionalities into a single package, thus simplifying the design process while ensuring high performance in audio applications.In personal electronics and computer audio system, the SSM2167 is a complete and flexible solution for conditioning microphone inputs. It is also very good for.. 🔗 External reference
Related Circuits
The frequency range for the FM broadcast band is 90 MHz (megahertz, or 90 million cycles per second). An FM microphone utilizes a variable tuned circuit, allowing it to be adjusted to a quiet frequency within the local FM...
The provided description pertains to a low noise pre-amplifier that is suitable for amplifying dynamic microphones with an output impedance ranging from 200 to 600 ohms. This pre-amplifier is a 3-stage discrete amplifier with gain control. It allows for the...
The sound card for a PC typically includes a microphone input, speaker output, and occasionally line inputs and outputs. The microphone input is specifically designed for dynamic microphones with an impedance range of 200 to 600 ohms. An adaptation...
Some applications, such as driving three-state buffers for data multiplexers or for biphase clocks in high-speed systems, require complementary signals with minimal time skew and nearly simultaneous transitions. In this context, XOR gates serve as both inverting and non-inverting...
The figure illustrates an automatic light sensing system utilizing the HN911L pyroelectric infrared detection module. The HN911L incorporates high-sensitivity infrared sensors, a passive infrared (PIR) sensor, amplifiers, a signal processing circuit, and an output circuit. This module is capable...
This microphone preamplifier electronic project is based on transistors and is capable of approximately 70 dB or more gain at audio frequencies. The gain of this circuit is roughly equal to the product of the hfe (current gain) of...