frequency response graph for Magnavox Loudspeaker
Date: circa 1922
Inventory Number: DPWN0006c
Classification: Diagram
Subject:
Manufacturer: Magnavox Company (1917 - 1974)
Cultural Region:
Place of Origin:
Dimensions:
27.6 x 30.8 x 1.3 cm (10 7/8 x 12 1/8 x 1/2 in.)
Description:
This is a framed diagram showing the DB vs Frequency output of a Horn Loudspeaker, Magnavox Type R3, Model B. This object is part of a series of similar graphs. Therefore, they may all have been produced at the same time, at a later date than DPWN0052b.
Signedon graph: Magnavox Type R3, Model B / Horn Loudspeaker (ca. 1922)
Inscribedon graph: Magnavox Type R3, Model B / Horn Loudspeaker (ca. 1922) / Moving-coil driving unit mechanically / coupled to diaphragm; battery energized / electromagnet
