Densitometer with voltage driver

Details Densitometer with voltage driver Densitometer with voltage driver

1979-04-30

1980-08-05

Myracle, Jerry W.

Measuring and testing

Specific gravity or density of liquid or solid

G01N 934

Patent

active

042155665

ABSTRACT:
A vibration densitometer having a magnetostrictive drive with a coil and a crystal pickup. A loop circuit including a driver amplifier provides the coil with a voltage twice that ordinarily provided. Further, the driver amplifier is unusually small, inexpensive and accurate.

REFERENCES:
patent: 3677067 (1972-07-01), Miller et al.
patent: 3878374 (1975-04-01), Schlatter

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