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Noise Bridges
examine antenna's capability to recieve and/or transmit wireless rf signals.
See Also: Bridges
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Noise Bridge, RF 1 MHz to 100 MHz
MFJ-202B
Quickly adjust almost any antenna for maximum performance, 1 to 100 MHz. Lengthen or shorten your antenna for minimum SWR. Measure resonant frequency, feedpoint resistance and reactance. Works with any receiver or transceiver. Hand-calibrated resistance scale, expanded capacitance range and exclusive built-in range extender.
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Thermometer Bridges
AccuBridge® 6020T Series
Measurements International Ltd.
Discover unparalleled thermometry accuracy with the AccuBridge® 6020T Thermometry Bridge. The preferred choice for primary lab level measurements, the 6020T boasts cutting-edge technology that sets it apart from the competition. With lightning-fast speed, remarkable measurement accuracy, and seamless data handling, it’s no wonder the 6020T is the go-to system in National Measurement Institutes and primary labs worldwide. Designed with flexibility and ease of use in mind, the 6020T features advanced ampere-turn sensitivity and voltage feedback circuit, resulting in improved linearity error and greater measurement certainty. And with its expanded ratio range of 0.1 to 5, the 6020T delivers unmatched features and functionality to meet all your requirements. Experience world-class measurement performance with the AccuBridge® 6020T.
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Bridge Monitoring
Structural Health Monitoring of BridgesDewesoft data acquisition systems are used in structural health and seismic bridge monitoring projects ranging from structural mechanics to continuous monitoring of large, complex structures. The systems provide distributed, high-channel-count and remote monitoring for highway overpasses, roads, buildings, and bridges.
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Capacitance Bridge
1620
The GenRad 1620-A Capacitance Measuring System is a self-contained assembly of the GR 1615-A Capacitance Bridge with appropriate oscillator and null detector for measurements at 11 frequencies between 20 Hz and 20 kHz. For applications requiring other or higher frequencies, to 100 kHz, the 1615-A bridge can be supplied separately and the oscillator and detector selected to meet your needs.
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4-20mA Bridge AmplifierR
90416
This miniature, on-board, transducer amplifier is capable of supplying excitation voltage and amplifying millivolt signals from strain gage based transducers.
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Acoustic Noise
American Environments Co., Inc.
A Test Specimens can be evaluated in two different modes in reference to acoustic noise: The Test Specimen's response to acoustic noise and the Test Specimen's generation of acoustic noise.
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AC Resistance Bridge
SIM921
Stanford Research Systems, Inc.
The SIM921 AC Resistance Bridge is a precision, low-noise instrument designed for cryogenic thermometry applications. With excitation power below 100 aW, thermistors and other resistive samples can be measured at temperatures below 50 mK with negligible self-heating errors
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Directional Couplers & Bridges
A complete line of coaxial single and dual port directional couplers, and bridges for isolating, separating, and combining RF and microwave signals in such applications as power monitoring, source leveling, swept transmission and reflection measurements.
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Noise Thermometer
MFFT-1
The MFFT-1 magnetic field fluctuation thermometer is a high accuracy thermometer system for typical dilution refrigerator temperature ranges.
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Modules - Modules, Bridge
Vishay’s bridge modules feature voltage ratings from 50 V to 1600 V in single-phase and three phase configurations and in a wide range of package options.
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Noise Dosimeter
ASV5910-2
Hangzhou Aihua Instruments Co., Ltd.
*Attractivedesign, mini—sized and weighs only 85g*Modulardesign, cable—free and dual channels*Complywith IEC61672, IEC61252 and ANSI S1.25*Rechargeable lithium polymer battery*Softwarepackage, downloads to PC*Varietymounting methods
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Noise Sources
WGNS
The system allows the user to extend the frequency range of the NFA to allow for accurate noise figure measurements to be performed on a device operating in the 26.5 – 170GHz range on wafer as well as in benchtop applications. Farran offers the WGNS series of noise sources to be used in conjunction with the FBC down converters for use as frequency extenders for noise figure measurement test system.
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Ethernet to Wireless Bridge
BR-100AH
BR-100AH is the first commercially available bridge supporting IEEE’s 802.11ah wireless standard which is a long-range technology which enables any Ethernet device to become an 802.11ah wireless network device, giving the freedom to place it anywhere in your facility. BR-100AH is all that you need to incorporate your device into your 802.11ah (HaLow) network. A benefit of 802.11ah is extended range, making it useful for long distance and rural communications.
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Access Point/Client Bridges
Advantech provides access points, client bridges, bridges, Wi-Fi, and M2M to fulfill customer needs.
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Noise and Vibration Tester
SKF Condition Monitoring Center
High tech analysis and measurement such as frequency analysis (FFT) and further advanced analysis pinpoints faults. Spectral masks help to optimize the bearing performance in the particular customer application.
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Low Noise Amplifier
R&K’s Low Noise Amplifier (LNA) series products are a type of small signal amplifiers but with excellent noise figure. LNA is designed to significantly minimize additional noise to be introduced inside the product, and capable to amplify the input RF signal to the required level with minimal impact from noise on output RF signal.
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Noise Figure Analyzers
NFA Series
Optimize for noise figure using the NFA Series of high performance noise figure analyzers, which are designed to make fast, accurate, repeatable measurements. Key features include the simple user interface, graphical display, data storage, selectable bandwidths and on screen limit lines for pass/fail testing. With the NFA Series reliable measurements up to 40 GHz are now available in a single instrument.
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Low Noise Amplifier
The COMM-connect Low Noise Amplifier can be used to amplify signals in a wide range of bands. The amplifier comes equipped with a SMA connectors, for easy installation. Mechanical mounting is made easy by mounting flaps protruding the casing.
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Phase Noise Analyzer
NXA-26
This new NXA-26 is a sea-change in Phase Noise Test Systems. Making both residual and absolute noise measurements out to 26.5 GHz, this self-contained instrument uses either internal or external references with cross correlation for maximum dynamic range. The NXA-26 combines over 25 years of Phase Noise Measurement Technology with an easy to navigate user interface. System operation requires minimal training that will have you making measurements in minutes.
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(DCC) Resistance Bridges
Direct Current Comparator (DCC) Resistance Bridges. Unique innovations in 6622A design and modularity means users no longer have to decide what Bridge satisfies current requirements as well as future requirements. Optional modules allow for normal, high ohms, and low ohms measurements without having to purchase multiple bridges as per competitive products.
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Ethernet to Wi-Fi Bridge
BR-500AC
BR-500AC is the first commercially available 802.11ac wave2 2x2 MU-MIMO dual-band Ethernet to Wi-Fi bridge supporting WPA3-Enterprise Wi-Fi security. Leveraging advanced features of 802.11ac wave2 standard, BR-500AC securely, reliably, and efficiently connects any Ethernet device to your wireless network enabled by a recent Wi-Fi access point.
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Antenna Noise Canceller
ANC-4
The ANC-4 is an rf device that eliminates or reduces power line noise, BPL noise, computer noise, TV-generated interference, and other types of electrical noise. The ANC-4 unit connects right to the antenna connector of the receiver or transceiver to cancel locally generated noise before it gets into the receiver and affects the receiver AGC circuits.
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Low Noise Amplifiers
LNA is an outstanding and mature product line of Skylink Microwave. We provide high performance low noise amplifiers in the industry, with reliable and rugged quality. Ultra low noise, ultra broadband and compact size are our specialty and enduring pursuit. Our engineers are committed to satisfying higher custom requirements of our customers and insist on designing optimized products to meet market challenges. Skylink Microwave provides you an extensive line of low noise amplifiers and the most economical choices.
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Noise Test
Noise testing is conducted to determine if materials can withstand external noises generated by various sources. It also includes air-borne and structure-borne noise measurements.
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Optical Noise Analyzer
A0040A
Optical Noise Analyzer is the industry first solution for evaluation of optical frequency noise of lasers as power spectrum density.
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Noise Reduction
Applied Research and Technolgy
Eliminate ground hum with our specialized transformers and isolators.
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Noise Dosimeters
High performance instrument: Spectrum Analyser, Memory and USB port. Ideal for the measurement of noise according to OSHA, MSHA, NIOSH, ACGIH, DoD, etc.
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Active Noise Cancellation
ams analog and digital Active Noise Cancellation (ANC) solutions deliver class leading ambient noise reduction, significantly improving sound quality for portable consumer devices.
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Resistance Bridges
Provides the best in measurement uncertainties for Direct Current Comparator (DCC) Resistance Bridges. Unique innovations in 6622A design and modularity means users no longer have to decide what Bridge satisfies current requirements as well as future requirements. Optional modules allow for normal, high ohms, and low ohms measurements without having to purchase multiple bridges as per competitive products.
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Automatic Capacitance and Tan Delta Bridge
*Automatic Microprocessor controlled Guarded Bridge Circuit.*Suitable for testing at voltages up to 500kV.*Can be used to measure both Grounded and Un-Grounded Specimens.*Automatic guard circuit for three-terminal measurement.*Interface measurement and automatic interference suppression circuitry.*Optional range Extension Transformer for large capacitance values.*Test data storage facility.*RS-232 computer interface and USB printer interface.*Window Interface Software for data transfer.
