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Medical Device Link . EMI Testing in Medical Electronics
of time and money during the compliance stage, when errors are more costly to fix and testing-facility costs are at a premium. Radiated emissions are usually tested in an open area test site (OATS), such as this one owned by TUV Product Service in Pinewood Springs, CO. A log periodic antenna inside
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Selecting Antenna/Power Amplifier Combinations for the Coming New RF Immunity Standards
options are microwave horn and log periodic since they exhibit excellent performance over this band and are physically small. The parameters of interest are input VSWR, radiation pattern, power handling capability, and the input power required to generate 10 V/m at 1 meter. The required input power
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Frequency Devices Glossary of Terms
of the output amplitude to the input amplitude versus frequency. Amplitude response is usually plotted on a log/log scale. Anti-alias Filter: The pre-filtering of an analog signal, before it is digitized or sampled, to remove or substantially attenuate the undesired aliasing components. Frequency Devices
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Don t Drift out of Control
By Dan Collins, Manager of DCS Solution Partner Program, Siemens Energy & Automation If the instrument's process value is critical enough to be a validated instrument that requires periodic calibration, then what happens when it is discovered to be out of calibration? By protocol, must a review
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Putting Q6A to the Test: Upon Dissection, Guidance Needs an Update
comments after each excerpt. In some specific cases, the words of the Guidance are highlighted and underlined, followed immediately after by my related comments. 2.1 Periodic or Skip Testing Periodic or skip testing is the performance of specified tests at release on pre-selected batches
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Moheb Nasr on Heparin s Lessons
], that may mean that we will have to find a way for periodic updating of compendial requirement of all pharmaceutical products, not only complex biologics such as heparin. We may need to find a way to interact with the USP to ensure that monographs of the public standards are updated and are adequate based
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Flowmeters Benefit From Silicon Advances
and provides an end-to-end width that is identical to an ASME BPE 180 elbow. Sensor Detects Low Gas, Liquid Flows Well-suited to pulsing or periodic flows, these in-line flow sensors provide rapid response and can monitor changes as low as 5 ml/min (0.001 GPM). Solid state device has no moving
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Therapeutic Dose: For Business Ethics, Baxter Tries the Ripple Effect
to do the right thing, but sometimes they need guidance. And they need to know their employers want to do the right thing. An honest-to-goodness ethics program typically includes periodic training for all employees (even part-time) on a company s mission and code of conduct, an anonymous hotline