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Ask The Experts

Why doesn’t Endevco include specifications for Noise and Resolution on datasheets for unamplified piezoresistive accelerometers and pressure sensors?

Variable capacitance accelerometer Phase Shift

Belt and suspenders approach to cryogenic measurements

Determine the Endevco triaxial accelerometer to meet your application needs

Model 4416B battery replacement (NiCad to NiMH)

Zero Measurand Output (ZMO) value and Endevco absolute pressure transducers

6917B connector replacement guide

Endevco Pressure Transducer Cal Cert Terms Explained

Model 133 and Model 136 Error Code definition

Model 126 shunt calibration

Selecting an airborne amplifier for flight test application

Accelerometer cable connector repair

Model 6634C with single ended PE accelerometer input

DC bias output voltage specification on ISOTRON® accelerometers

Cable length and High Frequency Response with ISOTRON® accelerometers or In-Line Remote Charge Converter

PR Transducer Verification

Triaxial measurement options with IEPE accelerometers

Using single-ended accelerometers with the 2777A differential charge amplifier

2775B Filter Changes

Model 133 Higher IEPE Current Drive Setup

Piezoresistive pressure transducer total error calculation

Dual mode signal conditioning

Accelerometer stability over time

Single-ended and differential operating modes and wiring

Amplifier LPF replacement

DIY 19" rack mounting

Mounting differential remote charge converters

AC input voltage configuration

High- and low-pass filtering

Configuring vibration amplifiers

DS2430 memory chips for TEDS smart transducers

Modal testing double impact

Driving long output cables with the model 136

Endevco® Model 6634C

Shock measurements: An appropriate sampling rate

Mil connector and IEPE accelerometers

Available options for piezoresistive pressure transducers

Pressure transducer performance explained

Accelerometer sensitivity and output units

Piezoresistive transducers, excitation voltage

Calibrating the Model 133 via calibration coefficients

ISOTRON® accelerometers and decoupling capacitors

When should I use low-noise cables?

Figure of Merit for a piezoelectric vibration transducer (accelerometer)

Voltage output from a charge-mode piezoelectric accelerometer

How to program the gain on a model 133 and 136 signal conditioner

Reducing Unwanted High-Frequency Acceleration Inputs

Understanding piezoelectric accelerometer charge sensitivity degradation over time

Avoiding Ground Loops

Calculating high-intensity acoustic sound pressure levels from piezoelectric microphone charge output sensitivity

Understanding the Role of Transverse Sensitivity in Measurement Data Reliability

Is Shunt Calibration a "True" Calibration?

Understanding IEPE Accelerometer Dynamic Range

Determining Remote Charge Converter Phase Response at 1 Hz

Calculating rise time response

Using Resistance Measurements to Test and Verify IEPE Accelerometers

Selecting the Right FFT Window

Understanding IEPE accelerometers vs. 4-20 mA sensors

Testing piezoresistive pressure transducers

Testing for accelerometer electromagnetic sensitivity

Understanding output polarity

Providing a simple DC output to corresponding rotational shaft vibration levels

Understanding piezoelectric accelerometer resonance frequency

Modal excitation: hammer or shaker?

Low-frequency vibration signal monitoring

Amplitude linearity specification

Understanding IEPE compliance voltage

Understanding noise specifications

Determining accelerometer and input signal condition

Model 4416B Go-No-Bo test

Taking the mystery out of power spectral density function

GO-NO-GO test - model 2771X

Low-noise cables

Integrating Isotron® (IEPE) accelerometers with your own current source

Using the optional RS-232 serial interface on Endevco model 6634C

PE accelerometer sensitivity spec

PR transducer cable length

Accelerometer response

Single-ended and differential

Signal conditioner output scaling

Charge converter interface

Programming the gain on a model 133 and 136 signal conditioner

What accelerometer measurement technology should I use?

What happens when the constant current source and compliance voltage of an IEPE accelerometer varies outside the specification limits?

What makes Endevco cable assemblies more reliable?

What is the best position for a control accelerometer when using a slip table?

What is a charge amplifier and why do I need one?

What does the transverse sensitivity specification mean in an accelerometer datasheet?

When is adhesive accelerometer mounting appropriate?

What are "compression mode" and "shear mode" accelerometers, and how do I know which is appropriate for my application?

I have an accelerometer that is intended to be adhesively mounted. What type of adhesive do you recommend I use?

How can I eliminate noise in my accelerometer measurement system?

What do IEPE and Isotron mean?

What is the future of Endevco silicon pressure sensors, and what are their respective part numbers?

What are my options for mounting an accelerometer at or above 250°F?

Cable length in charge systems

Cable Attachment of the 2222C - Proper Techniques, Common Pitfalls

What are the advantages and disadvantages of capacitive and piezoresistive accelerometers?