damping wires
1Cromaclear — slot style. Notice the brick design as opposed to the normal dot trio design Mask close up Cromaclear is a CRT …
2Mechanical filter — Figure 1. A mechanical filter made by the Kokusai Electric Company intended for selecting the narrow 2 kHz bandwidth signals in SSB radio receivers. It operates at 455 kHz, a common IF for these receivers, and is dimensioned 45×15×15 mm ( …
3Audio system measurements — are made for several purposes. Designers take measurements so that they can specify the performance of a piece of equipment. Maintenance engineers make them to ensure equipment is still working to specification, or to ensure that the cumulative… …
4Magnetorheological fluid — Continuum mechanics …
5Seismometer — Seismometers (from Greek Seism the shakes and Metro I measure ) are instruments that measure and record motions of the ground, including those of seismic waves generated by earthquakes, nuclear explosions, and other seismic sources. Records of… …
6Acoustic quieting — This article primarily discusses mechanical and acoustic noise. See Noise reduction for electronic noise. : For noise masking by saturation, see Sound masking or pink noise.Acoustic quieting is the process of making machinery quieter by damping… …
7Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …
8Tuned mass damper — An animation showing the movement of a skyscraper versus the mass damper. The green indicates the hydraulic cylinders used to damp the motion of the skyscraper. A tuned mass damper, also known as an active mass damper (AMD) or harmonic absorber,… …
9Z machine — Operation overviewThe Z machine fires a very powerful electrical discharge (several tens million ampere for less than 100 nanoseconds) into an array of thin, parallel tungsten wires called a liner . The high electrical current vaporizes the wires …
10Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
