noise measuring apparatus
21Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …
22textile — /teks tuyl, til/, n. 1. any cloth or goods produced by weaving, knitting, or felting. 2. a material, as a fiber or yarn, used in or suitable for weaving: Glass can be used as a textile. adj. 3. woven or capable of being woven: textile fabrics. 4 …
23List of Statutory Instruments of the United Kingdom, 1989 — NOTOC This is a complete list of all 1534 Statutory Instruments published in the United Kingdom in the year 1989.1 100* Criminal Justice Act 1988 (Commencement No. 5) Order 1989 S.I. 1989/1 * Food Protection (Emergency Prohibitions) (Wales)… …
24surveying — /seuhr vay ing/, n. 1. the science or scientific method of making surveys of land. 2. the occupation of one who makes land surveys. 3. the act of one who surveys: The surveying required nearly two days. [1425 75; late ME: act of examining… …
25Hardware random number generator — This SSL Accelerator computer card uses a hardware random number generator to generate cryptographic keys to encrypt data sent over computer networks. In computing, a hardware random number generator is an apparatus that generates random numbers… …
26List of Statutory Instruments of the United Kingdom, 1992 — This is a complete list of all 1922 Statutory Instruments published in the United Kingdom in the year 1992. NOTOC 1 100* North Hull Housing Action Trust (Transfer of Property) Order 1992 S.I. 1992/1 * Merchant Shipping (Radio Installations)… …
27radio — /ray dee oh /, n., pl. radios, adj., v., radioed, radioing. n. 1. wireless telegraphy or telephony: speeches broadcast by radio. 2. an apparatus for receiving or transmitting radio broadcasts. 3. a message transmitted by radio. adj. 4. pertaining …
28Mechanical resonance — This article is about mechanical resonance in physics and engineering. For a general description of resonance, see resonance. For mechanical resonance of sound including musical instruments, see acoustic resonance. For the music album by the… …
29Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …
30Vacuum cleaner — Cylinder vacuum cleaner for home use. French train vacuum cleaner …
