Preamplifiers
Detect and strengthen a signal prior to greater amplification.
See Also: Amplifiers, RF Amplifiers, Current Amplifiers, Audio Amplifiers, Voltage Amplifiers, Transconductance Amplifiers, Op Amps, Klystron, Instrumentation Amplifiers, Distribution Amplifiers
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Microwave Wideband High-power input type PIN Receivers
MR30 (30KHz~100GHz)
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Hangzhou Huatai Optic Tech. Co., Ltd.
MR30 series microwave wideband optical receiver, adopts waveguide intergrated PIN photodetector. Within 40KHz~100GHz bandwidth, they are featured with excellent linearity, high responsibility and superior flatness of the RF response in both, power and phase. They provide an outstanding linearity fiber optical communication for analogue and digital wideband microwave application. MR30 series PIN photodetector products have unsurpassed high-power handing capability. In system application, they can pre-amplify the received optical power by EDFA, favorable responsibility, with high voltage out, avoiding the need for electrical amplification. They are suitable for testing and application in microwave opto-electronics and high speed lightwave area as well as 40Gb/s (OC-768, STM-256) high-speed communication system.
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Microphones/Preamplifiers
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To apply gain to (amplify) the signal without changing how the signal sounds.
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Transducers
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Is a unit which comprises a preamplifier fed by a constant current ICP and a condenser microphone
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Microphone Preamplifier
426B31
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Performance:Nominal Microphone Diameter:1/4" Frequency Response:3.98 to 126000 Hz3.98 to 126000 10.0 to 126000 Hz10.0 to 126000 HzElectrical Noise (A-weight)3.8 TEDS CompliantYes
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PXIe-5668, Up to 26.5 GHz PXI Vector Signal Analyzer
783156-02
Signal Module
Up to 26.5 GHz PXI Vector Signal Analyzer - The PXIe‑5668 offers wide bandwidth with high-performance measurement performance and speed. It meets the challenging requirements of applications such as wireless communications, radio frequency integrated circuit characterization, RADAR test, and spectrum monitoring and signal intelligence. With its implementation as a PXI instrument, the PXIe‑5668 also features the fast measurement speed required for high-volume manufacturing test, and multi-instrument synchronization capabilities for phase-coherent MIMO test. You can use the optionally included PXIe-5698 preamplifier to improve dynamic range and sensitivity near the instrument noise floor.
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Noise Figure Analyzer, Multi-touch, 10 MHz to 26.5 GHz
N8975B
Low-Frequency Noise Analyzer
The N8975B high performance noise figure analyzer is designed to make fast, accurate and repeatable noise figure measurements. When paired with an SNS Series noise source and U7227 Series USB preamplifier the ENR data from the SNS and USB preamplifier data automatically downloads into the N8975B.
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Hydrophone
RESON TC 4035
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The TC4035 is a miniature probe hydrophone specifi cally designed as a standard reference hydrophone for sound measurements in the frequency range 100 to 500kHz. The hydrophone incorporates a 10dB low-noise preamplifier, which includes an insert calibration circuit for convenient electrical testing of the hydrophone condition. The pre-amp has a drive capability for cable length up to 25 meters.
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Accessories
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Spectrum Accessories: Cables, A/D External Pre-Amplifiers, D/A Amplifier Card, Clock and Trigger Distribution, Docking Stations
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MCT IR Detector Module
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The MCT (Mercury-Cadmium-Telluride) IR (infrared) Detector Module is a thermoelectrically cooled detector element and preamplifier package optimized for acquiring spectral data with the LaserTune Quantum Cascade Laser (QCL) source.
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Hydrophone
TC 4037
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Incorporating a 10dB low-noise preamplifier able to drive a 25-metre cable and a wide usable frequency range, the TC 4037 is a spherical probe hydrophone that’s ideal for measuring sounds in the 100 to 500kHz range.
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USB Preamplifier, 100 MHz to 26.5 GHz
U7227C
Amplifier
The U7227C, 100 MHz to 26.5 GHz USB preamplifier is designed to bring reliable gain and low noise figure to measurement systems improving the overall system performance and reduce systematic errors; a total solution to the X-Series signal analyzers to perform noise figure measurement
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Hydrophone
RESON TC 4032
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The TC4032 general purpose hydrophone offers a high sensitivity, low noise and a flat frequency response over a wide frequency range. The high sensitivity and acoustic characteristics makes TC4032 capable of producing absolute sound measurements and detecting even very weak signals at levels below “Sea State 0”. The TC4032 incorporates an electrostatically shielded highly sensitive piezoelectric element connected to an integral low-noise 10dB preamplifier. The TC4032 preamplifier is capable of driving long cables of more than 1.000 meters, and the preamplifier features an insert calibration facility.
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Lock-In Voltage Preamplifier
SR552
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Stanford Research Systems, Inc.
The SR552 Voltage Preamplifier is designed to work with SRS lock-in amplifiers, providing gain where it is needed most?right at the experiment. The preamplifier minimizes noise and pickup in the connecting lines and can reduce measurement time in noise-limited experiments.
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(70×90×15mm) Full Function Single Channel MSA Compact Pre-Amplifier EDFA Module
SPA4300-FM02
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Hangzhou Huatai Optic Tech. Co., Ltd.
SPA4300-FM02 is a full-function optical Pre-Amplifier with digital control electronics, adopts 70×90×15mm MSA compact package. It is featured with high reliability, superior optical performance and compact reasonable configuration by Industrial standard, creating the most flexible and variable low-cost amplifier in the market. This module is suitable for multiple network application, especially the application that requires 40GB/S transmission speed.
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Lock-In Voltage Preamplifier
SR550
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Stanford Research Systems, Inc.
The SR550 Voltage Preamplifier is designed to work with any SRS lock-in amplifier. Preamplifiers provide gain close to the experimental detector, before the signal-to-noise ratio is permanently degraded by cable capacitance and pickup
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(40×70×12mm) Single Channel Small Form Factor Gain Block Pre-Amplifier EDFA Module
SPA4300-GM01
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Hangzhou Huatai Optic Tech. Co., Ltd.
SPA4300-GM01 is a single channel Gain Block Pre-Amplifier EDFA module , adopts subminiature 40×70×12mm compact package, combined with artistic package and best optic performance, creating the best flexible and variable low-cost amplifier in the market. This module is suitable for multiple network application, especially the application that requires 40GB/S transmission speed.
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Single And Dual 32k Digital MCA & Pulse Processor
Hexagon Family
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Hexagon is a high precision 32k MCA available in single and dual input channel versions. This compact, high performance desktop MCA includes features such as an input stage for signal conditioning, a fast analog-to-digital converter (ADC), digital signal processing algorithms, High Voltage and Preamplifier outputs for detector bias and preamp power. Hexagon is ideally suited for applications using high energy resolution semiconductor detectors such as HPGe, Silicon, CZT as well as scintillation detectors such as NaI and LaBr3. It can manage both positive and negative signals from resistive feedback or transistor reset preamplifier detectors as well as signals coming from PMT anodes.
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Low Cost Microwave Wideband APD Preamp Receivers
MR11 (40KHz~18GHz)
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Hangzhou Huatai Optic Tech. Co., Ltd.
MR11 series microwave wideband optical receiver, adopts high Sensitivity APD diode and Low Noise Preamplifier IC, within bandwidth of 40KHz~18GHz, they are featured with excellent linearity, high responsibility and superior flatness of the RF response in both, power and phase. They provide an outstanding linearity fiber optical communication for analogue wideband microwave application. Due to avoidance of using expensive coaxial cable or wave-guide, there will be no limitation in transmission distance, which improves the signal quality and reliability of the microwave communication. They can be widely applied in microwave communication system such as remote wireless, timing and reference signal distribution, telemetry, measurement and delay line etc as well as 10Gb/s high speed communication system.
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Perseus SDR HF Receiver
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PERSEUS is a VLF-LF-HF receiver made by Microtelecom is based on a outstanding direct sampling digital architecture. It features a 14 bit 80 Ms/s analog-to-digital converter with an exceptional 76 dB SNR (BW = 40 MHz), an high-performance configurable FPGA digital down-converter with an up to 1 MS/s output sampling rate and a 480 MBit/s, high-speed USB 2.0 PC interface. Unlike in lower class direct sampling receivers, the PERSEUS RF analog front-end has been carefully designed for the most demanding users and includes a 0-30 dB, 10 dB steps attenuator, a low-loss 10 bands pass-band RF preselector filters bank, and an high dynamic preamplifier with a top-class input third-order Intercept Point of more than 30 dBm. The resulting third-order dynamic range is 103 dB for SSB signals (2.4 KHz BW) and 107 dB for CW signals (500 Hz BW).
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Signal Amplifier
ZET 410
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The ZET 410 preamplifier is used as a signal amplifier in processing systems and various instruments and actuator control systems. It is used in industry, laboratory and mobile studies.
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Transformer Preamplifier
SR554
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Stanford Research Systems, Inc.
The SR554 is a low-noise, transformer-coupled preamplifier optimized for source impedances between 0.05 Ω and 1 kΩ. With an input noise of only 0.1 nV/√Hz, the SR554 can be used in a wide range of low-noise applications.
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Noise Figure Analyzer, Multi-touch, 10 MHz to 7 GHz
N8974B
Low-Frequency Noise Analyzer
The N8974B high performance noise figure analyzer is designed to make fast, accurate and repeatable noise figure measurements. When paired with an SNS Series noise source and U7227 Series USB preamplifier the ENR data from the SNS and USB preamplifier data automatically downloads into the N8974B.
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Universal Preamplifier 14
UP14
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For Two Dimensional Magnetic Recording (TDMR) and Heat-assisted Magnetic Recording (HAMR) Headamplifiers. Universal Preamplifier 14 (UP14) is designed for TDMR and HAMR Head Amplifiers. With new Guzik RWA4000 TDMR, UP14 allows to process signals from three Read Channels. It also supports two high speed data channels for Write data and Laser data. UP14 has two channels for dynamic TFC control and allows to program TFC power per sector and close loop TFC power control in each channel. UP14 can generate two programmable modulation signals for write data and laser data with bandwidth up to 20 MHz. UP14 consist of two boards. The first UP14 RW Board processes high-frequency signals: read-back signals, write data and laser data. The second UP14 Control Board provides power, control and low-frequency signal generation: TFC, write data modulation and laser modulation.
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Lock-in Amplifier/Preamplifiers
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Detecting and measuring AC signal''s amplitude or phase buried in noise, as high sensitive AC Voltmeter with noise immunity.This equipment is used by many customers like at the fields of physics and science including spectroscopic analysis.
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The Golden STM
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*Golden (chemically resistive) vibration isolated STM body with implemented preamplifier*Computer with PCI board based SPM controller *Anfatec Scan & Anfatec Present*19“ STM controller (extra low noise 24 bit converters)*HV display for z-direction*High voltage amplifiers for the x-y-tube scanning*Optional: PC controlled bi-potentiostat and electrochemical cell
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FieldFox Handheld Microwave Signal Analyzer, 32 GHz
N9960B
Signal Analyzer
A lightweight, durable, software-enabled, microwave signal analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Precision Current Preamplifier
SIM918
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Stanford Research Systems, Inc.
The SIM918 Current Preamplifier is ideal in applications in which the input offset voltage must be kept to a minimum. The DC voltage difference between the two inputs (current input and voltage bias) is accurately measured every 2 seconds, and is nulled.
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DC to 350 MHz Preamplifier
SR240A
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Stanford Research Systems, Inc.
The model SR240A 350 MHz Preamplifier is a 4-channel, DC-coupled instrument with a gain of 5 per channel. The amplifiers can be used independently or cascaded to provide gains of 5, 25, 125 or 625.
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Electronic Instruments
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The ORTEC range of modular electronics includes instruments in NIM formats as well as other modular instruments, such as photomultiplier bases, preamplifiers and other accessories. ORTEC also offers modular instruments for pulse height spectroscopy, fast timing, counting, high voltage power supplies and other special functions.
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Energy Probes
RjP-400 Series
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The RkP-400 Series probes consist of a compact detector assembly, or head, and a preamplifier housed in a separate enclosure. The external dimensions of all the 400 Series Probes are the same, with identical detector planes, allowing for easy interchange of probes in an experiment. The heads have both ¼-20 and M6 tapped holes, a built-in 1" (25mm) filter holder, and a side-mounted BNC connector. Probe specific data, including spectral response curves and calibration dates, is stored in the preamplifier for access by the instruments.
