1948: The first successfully produced long-playing (
microgroove) records were unveiled by Dr Peter Goldmark of Columbia Records.
Rahman, M., A., and Jacobi, A., M., 2015, Effects of
microgroove geometry on the early stages of frost formation and frost properties, App.
Funkenstein [1994];
Microgroove: Forays into Other Music [2015], and "Ephemera Underscored: Writing around Free Improvisation" [in Jazz among the Discourses, ed.
He co-invented the Optimod; He invented
microgroove recording for Columbia records as well as numerous inventions for the television, cable and radio industry.
In the ploughing-extrusion process, [Florin] or [Guilder][.sub.p] and [a.sub.p] jointly determine the structure of the
microgrooves: [Florin] or [Guilder][.sub.p] and [a.sub.p] affects the
microgroove shape in an interactive manner.
| 1931: Long-playing records (33rpm) were demonstrated in New York by RCA-Victor, but the venture failed because of the high price of the players, and the first real
microgroove records did not appear until 1948.
Round Tube Plate Fin (RTPF) heat exchangers or coils are used extensively within the HVAC industry and small diameter
Microgroove tubing is increasing in use in order to meet requirements for increased heat transfer, higher efficiencies, and the use of low global warming potential (GWP) refrigerants.
The
microgroove barrel of my Model 336 Marlin does not like these at all, however they will work in currently manufactured Marlin 1894s which are Ballard rifled, and they also shoot well through Browning's B92.
After the Second World War came the introduction of magnetic tape, quickly followed by the
microgroove which made long-playing records possible.
A third Triple Head Rotary Shaver (model el-6121-5) includes
microgroove combs to maximize performance.
A vast ring of nostalgia--aureole or
microgroove. In its black wool scarf, the heart, Leaning from the balcony, spells A name--toothless, profuse, a useless risk Where birds stop getting caught in the snares.