Products & ServicesSee also: Categories | Featured Products | Technical Articles | More Information
Supplier: Prism Sound
Description: The MMA-4XR is an audiophile microphone pre-amplifier offering the highest standards of performance. Design objectives included consistently good sound over the whole range of gain settings, a high level of transparency and ultra-low noise and distortion. Applications The MMA-4XR is designed
- Type: Preamplifier
- Frequency Response: 1 to 150000 Hz
Supplier: HomeTech Solutions
Description: speakers and the listening environment. The continuously-variable low pass filter network is adjustable from 40 to 120Hz and can be bypassed if it is preferable to use an external filter or one located in an outboard receiver or processor. The continuously-variable phase circuit is adjustable from
Description: TOA Electronics, Inc. Rack-Mount Mixer, 8 Module Ports, Black (2U) *Modular design allows fast and easy custom configurations. *Engineered for high performance with wide frequency response, very low noise and distortion, and excellent output regulation. *Eight Module Slots accept any combination
Supplier: Woo Audio Inc.
Description: . * Shopping cart applies to the U.S. buyers only. International buyers please contact for shipping cost and payment instruction. Owner's Manual(PDF) Technical Specifications: Headphones impedance : 30-600 Ohms Input impedance: 100 Kilo-Ohms Frequency response: 8 Hz - 100 KHz -3dB Signal/Noise: 95 dB THD
- Type: Amplifier
- Frequency Response: 8 to 100000 Hz
- Nominal Impedance: 100000 ohms
Description: directly. Switch-mode-power supplies and Class-D amplifier circuitry provide an extremely power-efficient solution for a wide variety of low wattage applications. All SRA-Series amplifiers are convection-cooled, so there's little maintenance after the installation, and no annoying fan noise. Of course
- Type: Amplifier
Supplier: Eden Electronics
Description: You’ll find the WT550 Traveler to be unsurpassed in the market for its compact size. The WT550 Traveler, is a hybrid tube design rated at 750 watts at 2Ω with a minimum of 3dB of headroom. Standard features include: low noise compact design, -12dB input pad, switchable automatic
- Type: Amplifier
- Frequency Response: 10 to 15000 Hz
- Power: 0.4021 to 1.01 HP
Supplier: Boston Acoustics, Inc.
Description: Read the Performance Auto & Sound review of the GTA-400M PERFORMANCE High efficiency Class AB design Boston's Q-Tune circuitry for Simple Bass Output Optimization SST (Symmetrical Signal Topology) system uses balanced asymmetrical inputs for noise cancellation Fully adjustable
- Type: Amplifier
- Amplifier Class: Class AB
- Frequency Response: 10 to 50000 Hz
Audio Amplifiers and Preamplifiers - SET Class A Transformer coupled speaker and headphone amp -- WA5Supplier: Woo Audio Inc.
Description: , THD = 3%, 1Khz Frequency response: 16â€"38 Khz, -2dB Output impedance: 8 ohms Signal/Noise: = 90 dB Standard Features: Independent headphone and speaker circuits High-end output transformer design Point-to-Point wiring Selectable speaker, AKG-K1000, high and low impedance dynamic
- Type: Amplifier
Description: discussions, tele/video conferencing, studio and live recording applications. Because of its high sensitivity, the output level can be maintained even when miking from a distance. A built-in rumble filter eliminates low-frequency wind and interference noise. Condenser boundary microphone (half-spherical
Audio Microphones - Condenser Vocal Microphone -- CX212B Condenser Vocal Condenser Instrument Studio Condenser MicrophoneSupplier: AUDIX Corporation
Description: , for use in SPL up to 143 dB (with pad engaged), is ideal for a wide variety of acoustic instruments, vocals, string sections, ensembles and ambient room miking. The CX212B, which is designed with discreet low noise preamp circuitry, operates on 48 V phantom power. For optimum results use the CX212B
- Directivity: Omnidirectional, Directional, Cardioid
- Frequency Response: 20 to 20000 Hz
- Microphone Sensitivity: 10 mV/Pa
- Impedance: 120 ohms
Description: instruments, vocals, string sections, guitar, ensembles, guitar cabinets, ambient room miking and live stage. Designed with discreet low noise preamp circuitry, the CX112B operates on phantom power of 48 volt phantom. For optimum results, use the CX112B with a high quality mic preamplifier and microphone
Audio Microphones - White Cardioid Miniature Condenser Microflex Boundary Microphone, with In-Line Preamplifier -- MX391W/C
Description: reinforcement applications Flat frequency response across the vocal range for uncolored sound Sleek, low-profile design for unobtrusive appearance Balanced, transformerless output for increased immunity to noise over long cable runs
- Directivity: Directional, Cardioid
Description: The Shure Beta 91A is designed for use with kick drums, as well as other traditional low-frequency applications including piano. Featuring an updated microphone capsule, integrated preamplifier, and XLR connection, Beta 91A offers a strong low-frequency response and is specifically tailored
- Directivity: Cardioid
Supplier: A.H. Systems Inc.
Description: Features Includes a 1 watt limiter for added protection Frequency Range of 20 MHz to 18 GHz Low Noise, High Gain Individually Calibrated (gain calibration included) A.H. Systems' Preamplifier line is an excellent choice with a rugged design, no hassles with soldering your own power leads
- Amplifier Type: Low Noise Amplifier, Other
- Applications: Mobile / Wireless Systems, Other
- Frequency Range: 2.00E7 to 1.80E10 Hz
- Minimum Gain: 37 dB
Description: for measuring veryhigh frequency sounds without disturbing the sound field. Its low sensitivity makes it ideal for high-level measurements. This, combined with its wide frequency response, make it also well suited for impulse-noise measurements. The model EM40DD must be used with an adapter
- Sound Field Type: Pressure Field
- Frequency Response: 6.5 to 140 Hz
- Dynamic Range: 40 to 178 dB re 20µPa
- Nominal Diameter: 1/8"
Description: ) Fast and reliable measurements using automatic and interactive test routines Integrated report generator Optional low-noise preamplifiers up to 8/26.5/40 GHz (R&S®ESU-B24) The R&S®ESU is a family of CISPR 16-1-1-compliant EMI test receivers that meet all civil and military
Description: intended for EMC applications; however, it may be used for other applications that require low noise and high signal amplification. The simple front panel consists of two 50 Ohm matched air core 2.9 mm connectors for input and output. The preamplifier was designed to have flat gain with minimal
- Frequency Range: 1.80E10 to 4.00E10 Hz
Supplier: Scantek, Inc.
Description: of its wide frequency response and low noise level, the PA-13 is ideal for precision applications. Because of its low output impedance the PA-13 allows you to use long cables. The PA-13 has a high input impedance that prevents the microphone from loading. The C-130 condenser microphone has been
- Frequency Response: 3.15 to 20000 Hz
- Microphone Sensitivity: 17.5 mV/Pa
- Nominal Diameter: 1/2"
- Features: Integral Pre-amplifier
Supplier: Wayne Kerr Electronics
Description: The SA series is an amplifier with a wideband frequency range and high gain, realizing super low noise characteristics which cannot be obtained with conventional amplifier. 7 types of SA series amplifiers, which vary by a frequency range, input form, and input impedance, are available
- Form Factor: Stand Alone
- User Interface: None
Description: range of 0.1 to 400MHz. Designed into a small, lightweight package, this broadband amplifier provides low noise, wide bandwidth, flat frequency response, and low distortion.
Description: noise performance for emissions testing. Linearly polarized it has a frequency range of 1-18 GHz. The Com-Power AHA-118A is suitable for accurately receiving low amplitude radiated emission signals. It is used during EMC testing for various standards such as FCC part 15, CISPR, and FAA for EMC
- Technology Type: Horn / Aperture / Slot
Description: system and in relevant QA test systems. The outstanding noise floor of -117dB for the Instek GSP-830 can be promoted up to -137dB while combing with the optional GAP-802 pre-amplifier. With sequence programming, the functions set on it allow professional members as well as versatile users to grasp
- Frequency Range: 9000 to 3.00E9 Hz
Spectrum Analyzers and Signal Analyzers - 100 kHz to 2.9 GHz, RF Preamplifier Module -- Keysight Agilent HP 70621A
Description: Keysight Agilent HP 70621A Features: Frequency Range: 100 kHz to 2.9 GHz The Keysight Agilent HP 70621A is a low-noise, high-gain amplification stages to use in front of the RF section of any Keysight Agilent HP 70000 Series modular spectrum analyzer system.
Supplier: Maxim Integrated Products, Inc.
Description: The MAX9860 is a low-power, voiceband, mono audio codec designed to provide a complete audio solution for wireless voice headsets and other mono voice audio devices. Using an on-chip bridge-tied load mono headphone amplifier, the MAX9860 can output 30mW into a 32Ω earpiece while operating
- Technology: I2C
- Device Type / Applications: Codec, Other
- RoHS Compliant: Yes
- IC Package Type: QFN
Transimpedance Amplifiers - 2.5Gbps, +3V to +5.5V, Wide Dynamic Range Transimpedance Preamplifier -- MAX3864Supplier: Maxim Integrated Products, Inc.
Description: The MAX3864 is a transimpedance preamplifier for applications in SDH/SONET systems operating up to 2.5Gbps. It features 490nA (typ) input-referred noise, 2.0GHz bandwidth, and 2mA input overload. The MAX3864 operates from a single +3.0V to +5.5V supply. It includes an integrated low-frequency
- Data Rate: 2.50E6 kbps
- Operating Temperature: -40 to 185 F
- Supply Voltage (VS): 3.3 to 5 volts
- Package Type: SOIC
Supplier: Olympus Scientific Solutions America
Description: . The flexible receiver section provides switchable 40/60 dB gain with an additional 30 dB available from an integral low noise preamplifier. Four position high and low pass filters and 1 dB attenuation steps further optimize signal response. A full range of front panel controls permits discrete
- Form Factor: Bench
- Pulse Voltage Range: 100 to 900 volts
- Pulse Repetition Frequency (PRF): 20 to 2000 Hz
- Voltage Gain Range: 0.0 to 60 dB
Supplier: Excelitas Technologies Corp.
Description: Si PIN amplifier module Custom TO hermetically sealed package 5,5 mm active diameter chip Wide spectral range from 250 nm (185 nm for quartz window) to 1150 nm Large active area and built in low noise amplifier Applications Low frequency high gain applications UV light measurement
- Photosensor Type: PIN Photodiode
- Output Type: Voltage Output
- Effective Area Diameter or Length: 0.2165 inch
- Spectral Response: 250 to 1150 nm
Supplier: NTi Audio AG
Description: contain the preamplifier. They combine high dynamic range and wide frequency range with low noise. These measurement microphones connect via the ASD Cable to the XL2 Audio and Acoustic Analyzer, e.g. for measurements at remote locations or to reduce acoustic reflections. The M2230-WP offers
- Sound Field Type: Free-Field
- Frequency Response: 5 to 20000 Hz
- Dynamic Range: 25 to 153 dB re 20µPa
- Microphone Sensitivity: 8 mV/Pa
Proximity Sensors - Super-sensitive Magnetic Pickups with Current Sinking Output Or Current Sourcing Output -- Amplified Magnetic PickupsSupplier: Red Lion Controls, Inc.
Description: airgaps and slower target surface speeds can be achieved thereby greatly expanding application versatility as compared with conventional mag pickups. In addition, these units have excellent noise immunity and a frequency response to 10 KHz. The stainless steel sensing pole is mounted flush
- Technology: Magnetic Proximity Sensor
- Operating Temperature: -0.4000 to 140 F
- Power Requirements: DC Powered
- Output: Frequency
Supplier: OMEGA Engineering, Inc.
Description: of controls on the front panel is neat and logical, including convenient servo ON/OFF polarity reversal switches, and preamplifiers separated from the input terminals for safety input wiring. The noise performance of these recorders is excellent, eliminating the low-pass filter switch.
- Signal Conditioning Type: Signal Filter
- Form Factor: Panel / Chassis Mount
- Accuracy: 0.2000 % FS
- DC Voltage Input: Yes
Supplier: MISTRAS NDT
Description: the extended AE frequency up to 5 MHz. Featuring variable gain, low noise and an optional variety of high pass, low pass and band pass filters, this device has a plug-in filter to optimize sensor selectivity and noise rejection. An optional internal preamplifier is available for situations where
Description: The VP2000 is a 1MHz bandwidth voltage preamplifier designed for uses in conjunction with piezoelectric hydrophones. VP2000 offers excellent low-noise performance over the entire frequency range; gain selections in 6 levels from 0 to 50dB. A range of 12 high-pass and 12 low-pass filters
- Signal Conditioning Type: Instrumentation Amplifier
- Form Factor: Stand Alone
- DC Voltage Input: Yes
- DC Current Input: Yes
Description: The TC4043 Miniature hydrophone offers a wide frequency range from 2Hz to over 160kHz. The frequency response is flat from 2Hz to 100kHz. The hydrophones directivity is typically omnidirectional up to 100kHz. The TC4043 incorporates a high quality 10dB low-noise preamplifier that provides optimal
- Frequency Response: 2 to 160000 Hz
- Hydrophone Sensitivity: -201 dB re V/µPa
- Maximum Operating Depth: 700 m
- Operating Temperature: 28.4 to 122 F
Supplier: PCB Piezotronics, Inc.
Description: for precision acoustic measurement having a wide frequency range (6 Hz to 126 kHz), a large dynamic range, and a low electronic noise level. The PRM426 provides TEDS capabilities as specified for a microphone preamplifier by IEEE P1451.4 and, when combined with a microphone and programmed accordingly
- Frequency Response: 6 to 126000 Hz
Find Suppliers by Category Top
Featured Products Top
Maselec MMA-4XR 4-Channel Microphone Preamplifier
Applications. The MMA-4XR is designed for the discerning professional recording engineer. The microphone pre-amplifier is a critical component in the recording chain, as it must take a low-level signal from any of a wide range of transducers and amplify it so that it can be transmitted to a recording or distribution system without loss of information or introduction of noise. To meet today's requirements for quality, particularly driven by advanced digital media such as CD, DVD, SACD/DSD places... (read more)
Browse Audio Amplifiers and Preamplifiers Datasheets for Prism Sound
First Sensor AG
High-performance APD module with USB interface
First Sensor presents the further development of its APD module, at the heart of which a low-noise Si Avalanche photodiode with a pre-amplifier and integrated voltage supply is to be found. The module also compensates for the temperature so that operation at a constant amplification with ultra-high reliability across a wide temperature range is possible. The module achieves a very high APD signal quality by means of multi-stage amplification and ensures a high cut-off frequency in addition... (read more)
Browse Photodiodes Datasheets for First Sensor AG
Conduct Research Top
The various noise sources of piezoelectric transducers connected to preamplifiers are discussed. Low level, low frequency measurements are limited by the electromechanical efficiency of the piezoelectric material used in the accelerometer and the characteristics of the preamplifier. Noise
Environmental Noise Control Trends in Instrumentation
advantages, including simpler lower-cost system circuitry, better characteristics, such as noise and frequency response... etc. MEMS microphones target the consumer-electronics market and are therefore low-cost. In recent years their quality has improved to the point where they rival entry-level
More Information Top
Low Noise Microwave Receivers for Radio Application
In fig. 10 a single side band noise figure versus frequency, measured in the production line microstrip mixers; the intermediate frequency low noise preamplifier (70 MHz) exibits a noise figure of about 2 dB.
A very low noise preamplifier for extremely low frequency magnetic antenna
In accordance with the electrical characteristics of ELF magnetic antenna, a low noise preamplifier and frequency compensation circuit were designed and realized.
Multichannel Amplifier Topologies for High-Sensitivity and Reduced Measurement Time in Voltage Noise Measurements
 G. Cannatà, G. Scandurra, and C. Ciofi, “An ultralow noise preamplifier for low frequency noise measurements,�? Rev. Sci. Instrum., vol.
An ultralow noise preamplifier for low frequency noise measurements.
An ultralow noise preamplifier for low frequency noise measurements.
Multi-channel cross-correlation for increasing sensitivity in voltage noise measurements
 G. Cannatà, G. Scandurra, C. Ciofi, “An ultralow noise preamplifier for low frequency noise measurements�?, Rev. Sci. Instrum., vol.
Communications Satellites for the 70's: Technology > Low Cost ETV Satellite Receivers
The down-converted signal enters a low noise intermediate frequency preamplifier and then a six-stage amplifier chain.
Effects of plasma-etching-induced gate oxide degradation on MOSFET's 1/f noise
The drain current noise was amplified by a battery-operated SR560 low noise preamplifier whose low frequency noise is measured to be at least 10 dB lower than that from the devices under test (DUT).
Sensitivity of a wide-band F.I.R. receiver using a Josephson self oscillator mixer
The core of the experimental set up includes the cou- pling structure of the incident radiation beam with the junction, the junction mount, its output impedance matching structure at thei.f, and a low noise intermediate frequency preamplifier .
The operation of large-mass room-temperature superheated droplet detectors
To that end, piezo- sensors of various types have been used, coupled to high gain, low noise preamplifiers whose frequency response has been optimized to eliminate lower frequency acoustic noise.
Signal and noise aspects of magnetic tunnel junction sensors for data storage
The lowest noise low - frequency preamplifiers at our disposal have an input re- ferred noise of 0.5 nV .
Digital Avionics Systems Conference > High-speed data bus processing node
A high-pass filter between the preamplifier and the post-amplifier provides AC coupling from the preamplifier to the post-amplifier and filters out the preamplifier low - fre- quency noise .
Cross-track infrared sounder FPA performance
detector/preamplifier module is dominated by preamplifier noise at low frequencies and is BLIP limited within the program specified frequency band.
Advanced Experimental Methods For Noise Research in Nanoscale Electronic Devices
A modular design of preamplifier for low frequency noise measurements with interchangeable first stage was chosen to improve reliability and to reduce the influence of connection cables on measurement results.
High-Tc and low-Tc dc SQUID electronics
Preamplifier low - frequency noise and in- phase critical-current fluctuations (section 6) are suppressed by the flux modulation because they only produce a dc offset across the SQUID but no ac component at the modulation frequency. .