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Product Categories for controlled variable
Environmental Test Chambers and Rooms - (212 companies)
Environmental test chambers and rooms are used to ensure the reliability of industrial products, especially electronic items, through prolonged exposure to one or more environmental parameters. Search by Specification | Learn more about Environmental Test Chambers and Rooms
Environmental Exposure (Climatics) Testing Services - (178 companies)
Environmental exposure (climatics) testing services use humidity, pressure, temperature, vibration, exposure to ultraviolet light (UV) and other climatic variables to test samples, parts and components, and finished products Search by Specification | Learn more about Environmental Exposure (Climatics) Testing Services
Motor Controllers - (538 companies)
Motor controllers receive supply voltages and provide signals to motor drives that are interfaced to motors. They include a power supply, amplifier, user interface, and position control circuitry. Search by Specification | Learn more about Motor Controllers
Stepper Motors - (281 companies)
Stepper motors use a magnetic field to move a rotor in small angular steps or fractions of steps. They provide precise positioning and ease of use, especially in low acceleration or static load applications. Search by Specification | Learn more about Stepper Motors
Motor Speed Controllers - (82 companies)
Motor speed controllers are electronic devices that control motor speed. They carry specifications for drive type, product classification, electrical ratings, and operating parameters. Search by Specification | Learn more about Motor Speed Controllers
AC Motor Drives - (613 companies)
AC motor drives interface controllers to AC motors. They match the control signals (voltage and power levels) as well as the signal type (analog or digital). They also provide power conversion, amplification, and the sequencing of waveform signals. Search by Specification | Learn more about AC Motor Drives
DC Motor Drives - (526 companies)
DC motor drives act as the interface and power supply between a motion controller and a DC motor. Search by Specification | Learn more about DC Motor Drives
AC Motors - (896 companies)
AC motors include single, multiphase, universal, induction, synchronous, and gear motors. They also include servomotors.   Search by Specification | Learn more about AC Motors
Varactor Diodes - (43 companies)
Varactor diodes are p-n junction diodes that are designed to act as a voltage controlled capacitance when operated under reverse bias Search by Specification | Learn more about Varactor Diodes
Servo Drives - (310 companies)
Servo drives provide electrical drive outputs to servo motors in closed-loop motion control systems where position feedback and corrective signals optimize position and speed accuracy. Search by Specification | Learn more about Servo Drives
Motion Controllers - (400 companies)
Motion controllers range from simple linear controllers to complex, user-programmable modules that act as controllers within complex integrated multi-axis motion systems. Search by Specification | Learn more about Motion Controllers
DC Power Supplies - (942 companies)
DC power supplies accept an input power and output the desired form of DC power. Common types of DC power supplies include linear power supplies, switching power supplies, DC-DC converters, and silicon controlled rectifier (SCR) type power supplies Search by Specification | Learn more about DC Power Supplies
RF Attenuators - (224 companies)
RF attenuators are circuits that reduce the power level of a signal by a certain amount (gain), with little or no reflection. They reduce the output signal with respect to the input and measure the power reduction in decibels (dB).   Search by Specification | Learn more about RF Attenuators
JFET - (57 companies)
Junction field-effect transistors (JFET) consist of a semiconductor channel in which the width and the conductivity of the channel is controlled by the space-charge region associated with the p-n region Learn more about JFET
Conveyor Controls and Monitors - (54 companies)
Conveyor controls and monitors are used to control and monitor conveyors and conveying systems. Learn more about Conveyor Controls and Monitors

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See more product announcements for Environmental Test Chambers and Rooms
MobileTemp Environmental Test Chamber System

MobileTemp Environmental Test Chamber System
Temptronic Corporation


CSZ Z-Plus Test Chambers Include More

CSZ Z-Plus Test Chambers Include More
Cincinnati Sub-Zero


Walk-in Environmental Simulation Room

Walk-in Environmental Simulation Room
Associated Environmental Systems


11 See more product announcements for Environmental Test Chambers and Rooms

Product Announcements for controlled variable

Product Announcements: 1 - 10 of 3231
Ogura Industrial Corp. - Permanent Magnet Brakes Apply Controlled Stop
Ogura Industrial Corp.
Permanent Magnet Brakes Apply Controlled Stop

Like spring applied brakes, permanent magnet brakes are applied when power is lost. However unlike spring applied brakes, permanent magnet brakes can be applied gradually by controlling the voltage/current. This can be very important if either people or delicate materials are involved. (read more)

More product announcements from Ogura Industrial Corp.
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Browse Electric Brakes Datasheets for Ogura Industrial Corp.
COMAR, Inc. - Controlled Drop Dispensing Packages
COMAR, Inc.
Controlled Drop Dispensing Packages

Comar Controlled Drop Dispensing Packages...Consistent from Drop-To-Drop!

Comar's Controlled Drop Dispensing Packages are ideal for use when low viscosity materials such as eye drops, saline solutions, or alcohol/water-based products are being dispensed. (read more)

More product announcements from COMAR, Inc.
Browse COMAR, Inc. Catalog
SP Industries, Inc. - Controlled-Rate Freezer for Cryopreservation
SP Industries, Inc.
Controlled-Rate Freezer for Cryopreservation

The FTS Systems Bio-Cool® is the most reliable, safest, and easiest to use controlled rate freezer for cryopreservation of human and animal embryos and biological tissue and cell lines. Simply plug the unit into standard electrical outlet for low temperature cooling to either -40ºC or -80ºC. This is the only controlled rate freezer that does not require expendable liquid nitrogen (LN2). (read more)

More product announcements from SP Industries, Inc.
Browse SP Industries, Inc. Catalog
Fluid Metering, Inc. - Temperature Controlled Pump Heads, CSC-WT
Fluid Metering, Inc.
Temperature Controlled Pump Heads, CSC-WT

Temperature Controlled The CSC-WT provides True Temperature Control of Your FMI Pump in Process, Dispensing & Metering Applications. (read more)

More product announcements from Fluid Metering, Inc.
Browse Fluid Metering, Inc. Catalog
Browse Sanitary Pumps Datasheets for Fluid Metering, Inc.
American Microsemiconductor, Inc. - Silicon Controlled Rectifier (SCR) Rectifiers
American Microsemiconductor, Inc.
Silicon Controlled Rectifier (SCR) Rectifiers

The Silicon Controlled Rectifier (SCR) is simply a conventional rectifier controlled by a gate signal. With over 17,000,000 electronic components sitting on our warehouse shelves we can almost guarantee that we've got the right part for the job! (read more)

More product announcements from American Microsemiconductor, Inc.
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Browse Silicon Controlled Rectifiers (SCR) Datasheets for American Microsemiconductor, Inc.
Power Technology, Inc. - IQµ - Microprocessor Controlled Module
Power Technology, Inc.
IQµ - Microprocessor Controlled Module

Power Technology, Inc. has introduced its much anticipated IQµ (Instrument Quality – Microprocessor controlled) laser module. The microprocessor controlled module offers precise control over crucial operating parameters by two methods: an on-board, menu driven, local control or a Windows compatible control and monitoring software via USB (Universal Serial Bus) or an RS-232 interface. The module is... (read more)

More product announcements from Power Technology, Inc.
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Browse Diode Lasers Datasheets for Power Technology, Inc.
IMSI/Design - IDX Variable Constraint System–Plug-in for AutoCAD
IMSI/Design
IDX Variable Constraint System–Plug-in for AutoCAD

The IDX Variable Constraint System is a new application from IDX that provides variational sketching functionality as a plug-in to AutoCAD. It provides designers and engineers unprecedented control over designs and operates seamlessly in AutoCAD, versions 2007 & 2008. (read more)

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AccuRate/Schenck AccuRate - SolidsFlow® Model 6000 Controlled Rate Discharger
AccuRate/Schenck AccuRate
SolidsFlow® Model 6000 Controlled Rate Discharger

The SolidsFlow® Model 6000 Controlled Rate Discharger is targeted at applications where headroom requirements are critical and the user wishes to control the rate of discharge from silos or bins. No flow-aid devices are required. Reliable, uniform, continuous, non-segregated mass flow.

• .8 to 1,500 cubic ft/hr (read more)

More product announcements from AccuRate/Schenck AccuRate
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Browse Solids Feeders Datasheets for AccuRate/Schenck AccuRate
Labconco Corporation - NEW Precise™ Controlled Atmosphere Glove Box
Labconco Corporation
NEW Precise™ Controlled Atmosphere Glove Box

The NEW Labconco Precise® Controlled Atmosphere Glove Boxes offer high-end construction and features at economical prices. (read more)

More product announcements from Labconco Corporation
Browse Labconco Corporation Catalog
Akon, Inc. - Digitally Controlled Attenuators
Akon, Inc.
Digitally Controlled Attenuators

AKON Inc. offers a line of digitally controlled RF attenuators that operate over the range of 1.0 GHz to 18.0 GHz and can provide attenuation up to 60 dB. Attenuation is flat over the entire band with no suck-outs and remains relatively flat regardless of attenuation setting. Control is single-ended TTL with up to 8 bits of resolution. Response time is typically under 100 nS. (read more)

More product announcements from Akon, Inc.
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Browse RF Attenuators Datasheets for Akon, Inc.

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Other Topics You Might Be Interested In
Analog attenuators find wide application in RF and microwave networks. Realized as either GaAs MMICs or PIN diode networks, these circuits are used to set the power level of an RF signal from a... (Read More)
In any control system, the option potentially exists to select either a control valve or a regulator and it is useful to compare the respective performance and economics of these approaches to arrive... (Read More)
This application note describes a closed loop, computer-controlled, variable attenuator (Figure 1) for the control of output power from a tunable laser. It is based on the combination of a 1/2... (Read More)
This application note covers the Fluid-Trac® 3-wire liquid level sensor used as a replacement for a standard 33-240 Ohm resistive float sender, reed-switch tube sensor, or capacitive tube sender to... (Read More)
An actuator is the mechanism by which an agent acts upon an environment. The agent can be either an artificial intelligent agent or any other autonomous being. The common forms of actuators are... (Read More)

Tools & Useful Links for controlled variable


Engineering Web: controlled variable 1 - 10 of 4,319,914
American Microwave Features Digitally-controlled Variable Attenuator  |  June 11...
American Microwave Features Digitally-controlled Variable Attenuator. American Microwave Corp. offers model AGTN-0320-60DD-100, a digitally-controlled variable attenuator with 60 dB dynamic range.. ...
See Microwave Journal Information
Potential Controlled Variable Capacitor
... I am looking for a kind of variable capacitor, which can be controlled by voltage applied on it, and whose capacitance range can reach to 1nF-20nF. I knew that varactor diode is controlled by voltage ...
Digitally Controlled Variable Capacitor
18 Nov 2005 3:03   Re: Digitally Controlled Variable Capacitor. Check out AN-271 and AN-344 from National, for ideas on how to build digitally-controlled capacitance multipliers. www.national.com/an/ ...
Controlled Variable Time - What does CVT stand for? Acronyms and abbreviations ...
Controlled Variable Time. controlled ventilation. controlled ventilation. controlled ventilation. controlled ventilation. controlled ventilation. Controlled Visual Flight Rules. Controlled Visual ...
Temperature Power Sensor Remote controlled variable thermostat
In the past, most bimetal type temperature variable thermostat had a variable shaft extending out of the thermostat main body. This variable thermostat, however, is a new type of variable thermostat ...
Current Controlled Variable Inductance Wire Dr. William J. Biter Stephen M. Hess...
Current Controlled Variable Inductance Wire. Dr. William J. Biter. Stephen M. Hess, and Dr. Sung Oh. Sensortex, Inc.. Sensortex, Inc.. 515 Schoolhouse Road. 515 Schoolhouse Road. Kennett Square, PA ...
See Sensortex, Inc. Information
A current-controlled variable-inductor for high frequency resonant power ...
Excellent agreement was found between model predictions and experimental results.. Keywords: current-controlled variable-inductor high frequency resonant power circuits bias-controlled inductor ...
Arrow - Voltage-controlled variable gain amplifiers
Voltage-controlled variable gain amplifiers.  . NATIONAL Semiconductor, represented by Arrow, has announced three new variable gain amplifiers (VGA) designed as higher-performance substitutes for the ...
Electrically Controlled Variable Fiber Optic Attenuator
... Controlled Variable Fiber Optic Attenuator FEATURES: *Stepper motor driven. *Calibratable. *Latching operation. *Homing sensor for calibration and reference. *Source to fiber and fiber to fiber ...
Analog Devices AD8370 - 750MHz Digitally Controlled Variable Gain Amplifier
The AD8370 is a high performance, digitally controlled variable gain amplifier, designed to be used at IF frequencies within communication infrastructure equipment. The part provides two gain...�解 ...
See Analog Devices, Inc. Information
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