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Kumkuma is a powder used for social and religious markings in India. It is made from turmeric or any other local materials. The turmeric is dried and powdered with a bit of slaked lime , which turns the rich yellow powder into a red color.
The turmeric powder becomes red when mixed with lime juice or lime powder. [5] Unlike red lead and vermilion, these are not poisonous. [ 5 ] [ 6 ] Modern material being sold as sindoor mainly uses vermilion, an orange-red pigment, the purified and powdered form of cinnabar , which is the chief form in which mercury sulfide naturally occurs.
At first, only news broadcasters used tape for recordings since the quality was not good but eventually, recording studios and record labels starting using the format to record music and albums. The tape used by reel machines varied in size and formulation with various companies and even broadcasters using their own proprietary methods to ...
This was based on Fritz Pfleumer's 1928 invention of paper tape with oxide powder lacquered onto it. The first practical tape recorder from AEG was the Magnetophon K1, demonstrated in Berlin, Germany in 1935. Eduard Schüller of AEG built the recorders and developed a ring-shaped recording and playback head. It replaced the needle-shaped head ...
The higher the dynamic range of music, the more demanding it is of tape quality; alternatively, heavily compressed music sources can do well even with basic, inexpensive tapes. [8] Sensitivity of the tape, referred to that of an IEC reference tape and expressed in dB, was usually measured at 315 Hz and 10 kHz. [19] Stability of playback in time.
AMPEX quadruplex VR-1000A, the first commercially released video tape recorder in the late 1950s; quadruplex open-reel tape is 2 inches wide The first portable VTR, the suitcase-sized 1967 AMPEX quadruplex VR-3000 1976 Hitachi portable VTR, for Sony 1" type C; the source and take-up reels are stacked for compactness. However, only one reel is ...
Mixing desk with twenty inputs and eight outputs. Multitracking can be achieved with analogue recording, tape-based equipment (from simple, late-1970s cassette-based four-track Portastudios, to eight-track cassette machines, to 2" reel-to-reel 24-track machines), digital equipment that relies on tape storage of recorded digital data (such as ADAT eight-track machines) and hard disk-based ...
A sound follower to the left of a shadow telecine in the center of the image. Many motion picture cameras do not record audio sound on the film, so in professional film production, there is a need to have the sound recorded and played back on a device that has a double-system recording to tapes, or by any means, for example DAT or Nagra, SD or other audio recording media and then transferred ...