What is stereo?




There are now two system of high fidelity, monophonic (monaural) and stereophonic. Monophonic is a system that starts from one microphone and is fed through a single high fidelity set. Stereophonic is a double system. Two separate microphones are placed at different sides of the orchestra and two different systems are used to keep the two signals or channels separated. Two separate speakers are used, placed on different sides of you room. Stereo is much like 3-D photography, two slightly different sound reach your ears giving you a new dimension in sound.




H.H. Scott '59





Mitsubishi MS-40 loudspeakers

Mitsubishi Audio's MS-40 floor-standing loudspeaker system is a new top-of-the-line model that utilizes light and extremely rigid aluminum honeycomb in the woofer; the honeycomb is sandwiched between layers of glass fiber reinforced plastic to produce powerful bass response with excellent definition and clarity, according to the company. Ferro-nickel rings inn the woofer and midrange reduce distortion to a tenth of that in conventional designs. It's claimed, and a gain of 20 dB can be observed. The dome tweeter is nested in a cone-like recess to give a crisp, clear edge to transients and unusual smoothness to the highest frequencies.
The tweeter's edge material is of butyl rubber, which also permeates the foamed polystyrene that fills the cavity behind the hybrid dome tweeter. The tweeter also incorporates a drive magnet with very high flux density. A very sharp slope of 18 dB per octave for the high-pass filter between midrange and tweeter was selected as optimum. Inductors are dipped in special varnish to modify impedance characteristics of the crossover elements, capacitors with very low loss factors are used, and resistors are of special silicon-dipped material.
The speaker measures 15-3/8 inches in width, 15-5/16 inches in depth, and on its permanently attached base, it stands 34-5/8 inches high. If that's too tall for you, you can take the base off by loosening a set of holding screws.
The enclosure is finished in carefully matched walnut veneer, even on the front panel,, so you can play the speaker with the grille removed to show off its impressive array of drivers.
Its weight of 77 lbs, gives a clue too the solidity of the overall construction.

Specifications
Type:  Acoustic Suspension 3-way speaker system
Drivers:
Low Frequency:  12" high-compliance honeycomb woofer
Mid Frequency:  4" honeycomb midrange driver
High Frequency:  Hi-performance Hybrid-Dome tweeter


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