Voltage Preamplifiers
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Product
sbRIO-9215, Non-Enclosed, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module
781029-01
Voltage Input Module
Non-Enclosed, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The sbRIO‑9215 performs differential analog input. The sbRIO‑9215 contains NIST‑traceable calibration, a channel‑to‑earth ground double isolation barrier for safety and noise immunity, and high common-mode voltage range. Non-enclosed modules are designed for OEM applications.
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Product
NI-9205, ±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module
780173-01
Voltage Input Module
±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module - The NI‑9205 performs single-ended or differential analog inputs, with four programmable input ranges for each. It is an effective combination of channel count and speed at a low price for an economical multifunction system. You can choose from four programmable input ranges. To protect against signal transients, the NI‑9205 includes up to 60 V of overvoltage protection between input channels and common. In addition, the NI‑9205 also includes a channel-to-earth ground double isolation barrier for safety, noise immunity, and high common-mode voltage range. It is rated for 1,000 Vrms transient overvoltage protection.
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Product
NI-9223, ±10 V, 1 MS/s, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module
781398-01
Voltage Input Module
±10 V, 1 MS/s, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The NI‑9223 performs differential analog input. This module is well suited for applications such as ballistics, impact, and blast wave testing. The NI‑9223 can sample at the maximum sample rate per channel while the module next to it samples at a much slower rate, which is ideal for mixed-measurement test systems. There are two connector options for the NI‑9223: either four, 2‑position screw terminal connectors or four BNC connectors.
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Product
Pre-Amplifiers
MPR, MDA series
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MPR, MDR series provides low noise, high gain and wideband to improve dynamic range for emission testing. We also offer customized model for variable requirments.. Example 30M-1000MHz with band-pass filter Amprifier unit for connecting antenna directly
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Product
DC-Powered, AC Voltage Monitor
VAD/VQD
Voltage Monitor
NAI’s VAD and VQD are DC-Powered, AC Voltage Monitors used to monitor voltage characteristics of single- or three-phase power lines. This allows normal operation of system loads when the power-line characteristics are within pre-determined limits. These voltage monitors are ideally suited for rugged defense and industrial applications.
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Product
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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Product
NI-9205, ±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module
779357-01
Voltage Input Module
±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module - The NI‑9205 performs single-ended or differential analog inputs, with four programmable input ranges for each. It is an effective combination of channel count and speed at a low price for an economical multifunction system. You can choose from four programmable input ranges. To protect against signal transients, the NI‑9205 includes up to 60 V of overvoltage protection between input channels and common. In addition, the NI‑9205 also includes a channel-to-earth ground double isolation barrier for safety, noise immunity, and high common-mode voltage range. It is rated for 1,000 Vrms transient overvoltage protection.
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Product
NI-9225, 300 Vrms, 50 kS/s/ch, 24-Bit, Simultaneous Input, 3-Channel C Series Voltage Input Module
780159-02
Voltage Input Module
300 Vrms, 50 kS/s/ch, 24-Bit, Simultaneous Input, 3-Channel C Series Voltage Input Module - The NI‑9225 performs differential analog input. The wide measurement range is well suited for high-voltage measurement applications such as power metering, power quality monitoring, motor test, battery stack testing, and fuel cell tests. You can perform transient and harmonic analysis with high-speed simultaneous sampling. In addition, you can prevent ground loops and add safety to a system with 600 Vrms channel‑to‑channel isolation between the three NI‑9225 channels.
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Product
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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Product
NI-9220, ±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 16-Channel C Series Voltage Input Module
785188-01
Voltage Input Module
±10 V, 100 kS/s/ch, 16-Bit, Simultaneous Input, 16-Channel C Series Voltage Input Module - The NI‑9220 performs simultaneous differential analog inputs with 250 Vrms CAT II or 60 VDC CAT I isolation. The module is capable of generating 3.2 MB/s of data at the maximum sampling rate. There are two connector options for the NI‑9220: a 36-position spring-terminal connector and a 37‑position D‑SUB connector.
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Product
Current Preamplifier
1211
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The model 1211 Current Preamplifier was designed to provide all of the features required of a modern laboratory preamplifier. It measures cur rents with full scale sensitivity ranging from 10 to 10 amperes.
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Product
Preamplifiers
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A.H. Systems'' Preamplifier line is an excellent choice with a rugged design, no hassles with soldering your own power leads and they improve overall system sensitivity by at least 20 dB. All of A.H. Systems'' Preamplifiers come with a 12-volt (or 15-volt) DC regulated power source. A low voltage indicator confidently allows you to power the amplifier with your own external 12-volt DC battery. This makes it a convenient choice for field measurements. See table below for amplifier specifications.
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Product
NI-9201, ±10 V, 500 kS/s, 12-Bit, 8-Channel C Series Voltage Input Module
779372-01
Voltage Input Module
±10 V, 500 kS/s, 12-Bit, 8-Channel C Series Voltage Input Module - The NI‑9201 is an effective combination of channel count and speed at a low price for an economical multifunction system. The module features up to 100 V of overvoltage protection for errant signal connection or unexpected signals to the individual channels.
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Product
Microphone Preamplifier
426A05
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Preamplifier for 1/4" side vented prepolarized microphones.
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Product
NI-9222 , ±10 V, 500 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module
783283-01
Voltage Input Module
±10 V, 500 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The NI‑9222 performs differential analog input. This module is well suited for applications such as ballistics, impact, and blast wave testing. The NI‑9222 can sample at the maximum sample rate per channel while the module next to it samples at a much slower rate, which is ideal for mixed-measurement test systems. There are two connector options for the NI‑9222: a 10‑position screw terminal or a 25‑pin D‑SUB connector.
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Product
NI-9222 , ±10 V, 500 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module
781397-01
Voltage Input Module
±10 V, 500 kS/s/ch, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The NI‑9222 performs differential analog input. This module is well suited for applications such as ballistics, impact, and blast wave testing. The NI‑9222 can sample at the maximum sample rate per channel while the module next to it samples at a much slower rate, which is ideal for mixed-measurement test systems. There are two connector options for the NI‑9222: a 10‑position screw terminal or a 25‑pin D‑SUB connector.
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Product
NI-9252, ±10 V, 50 kS/s/ch, 24-Bit, 8-Channel C Series Voltage Input Module
786783-01
Voltage Input Module
±10 V, 50 kS/s/ch, 24-Bit, 8-Channel C Series Voltage Input Module - The NI-9252 is an 8-channel analog input module for CompactDAQ and CompactRIO systems. Each channel provides a ±10 V measurement range and 24 bits of resolution at a 50 kS/s sample rate. The NI-9252 features a number of programmable hardware filters. By choosing the specific Butterworth and comb filters for your application, you can significantly reduce the noise in your system.
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Product
Microphone Preamplifier
426B03
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Performance: Nominal Microphone Diameter:1/4"Frequency Response: (0.1 dB) (re 1 kHz)5 to 126000 Hz5 to 126000 Hz Frequency Response
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Product
NI-9252 , ±10 V, 50 kS/s/ch, 24-Bit, 8-Channel C Series Voltage Input Module
786782-01
Voltage Input Module
±10 V, 50 kS/s/ch, 24-Bit, 8-Channel C Series Voltage Input Module - The NI-9252 is an 8-channel analog input module for CompactDAQ and CompactRIO systems. Each channel provides a ±10 V measurement range and 24 bits of resolution at a 50 kS/s sample rate. The NI-9252 features a … number of programmable hardware filters. By choosing the specific Butterworth and comb filters for your application, you can significantly reduce the noise in your system.
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Product
sbRIO-9221, Non-Enclosed, ±60 V, 800 kS/s, 12-Bit, 8-Channel C Series Voltage Input Module
781116-01
Voltage Input Module
Non-Enclosed, ±60 V, 800 kS/s, 12-Bit, 8-Channel C Series Voltage Input Module - The sbRIO‑9221 performs single-ended analog input. The wider voltage range makes this module well suited for industrial-level, automotive, or even smaller-cell battery measurements. There are two connector options for the sbRIO‑9221: a 36‑position spring‑terminal connector and a 37‑position DSUB connector. Non-enclosed modules are designed for OEM applications.
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Product
NI-9205, ±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module
785184-01
Voltage Input Module
±10 V, 250 kS/s, 16-Bit, 32-Channel C Series Voltage Input Module - The NI‑9205 performs single-ended or differential analog inputs, with four programmable input ranges for each. It is an effective combination of channel count and speed at a low price for an economical multifunction system. You can choose from four programmable input ranges. To protect against signal transients, the NI‑9205 includes up to 60 V of overvoltage protection between input channels and common. In addition, the NI‑9205 also includes a channel-to-earth ground double isolation barrier for safety, noise immunity, and high common-mode voltage range. It is rated for 1,000 Vrms transient overvoltage protection.
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Product
High Impedance Preamplifier
1671
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The Model 1671 is a single ended low noise field effect transistor
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Product
C-Band DWDM Pre-Amplifier EDFA (WPA-C)
HWA4300 (With SNMP)
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Hangzhou Huatai Optic Tech. Co., Ltd.
Huatai HWA4300 series, is designed for C-Band 44 waves or 88 waves DWDM system design Pre-Amplifier gain flatness. Products using the most excellent optical performance, the most advanced electronic control technology and comprehensive software features, has a wide operating wavelength range, Low noise, excellent gain flatness characteristics and transient characteristics.
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Product
NI-9223, ±10 V, 1 MS/s, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module
783284-01
Voltage Input Module
±10 V, 1 MS/s, 16-Bit, Simultaneous Input, 4-Channel C Series Voltage Input Module - The NI‑9223 performs differential analog input. This module is well suited for applications such as ballistics, impact, and blast wave testing. The NI‑9223 can sample at the maximum sample rate per channel while the module next to it samples at a much slower rate, which is ideal for mixed-measurement test systems. There are two connector options for the NI‑9223: either four, 2‑position screw terminal connectors or four BNC connectors.
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Product
350 MHz Preamplifier
SIM914
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Stanford Research Systems, Inc.
The SIM914 350 MHz Preamplifier contains two wide-bandwidth, DC-coupled amplifiers, each with a gain of 5 (14 dB). Its fast rise time, low noise and excellent DC accuracy make it an ideal instrument for amplifying signals like those from photomultiplier tubes and photodiodes.
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Product
Programmable Current Preamplifier
99539
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The Model 99539 is a modular, multi-channel current preamplifier with parallel, logic level, gain control input. It consists of circuit boards which plug into a 3 1/2" high by 19" wide rack chassis.
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Product
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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Product
Preamplifier, 10 MHz to 4 GHz
87405B
Amplifier
Preamplifiers and System Noise Figure Application Note This note discusses noise figure basics including applications and characteristics of Keysight simplifier technology. Highlighted are Keysight's 87405C portable preamplifiers that provide an exceptional gain of 25 dB up to 18 GHz and a probe-power bias connection which eliminates the need for an additional DC power supply. Read the Preamplifiers and System Noise Figure Application Note now!
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Product
Saluki SE4002 FET Input Preamplifier
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The SE4002 is a low-noise, ultra-high input impedance preamplifier with excellent common-mode rejection. It is designed to work with any Saluki digital lock-in amplifier. The preamplifier minimizes noise and pickup in the connecting lines and reduces measurement time in noise-limited experiments.
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Product
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.




























