Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7212749 | Signal receiver having wide band amplification capability An Improved Signal Receiver Having Wide Band Amplification Capability is disclosed. Also disclosed is a receiver that is able to receive and reliably amplify infrared and/or other wireless signals having frequency bandwidths in excess of 40 MHz. The receiver of the ... | 05/01/2007 |
| 5619386 | Arrangement for reading information from a track on a record carrier comprising a fast settling read amplifier for magneto-resistive heads An arrangement for reading out an information signal from a magnetic record carrier. The arrangement includes a read head having a magneto-resistive (MR) element (Rm1) with a first terminal (3) connected to a first point (13) of constant potent... | 04/08/1997 |
| 5373741 | Ultrasonic measuring device, especially suited to non-destructive testing of materials An ultrasonic measuring device that is especially suited to nondestructive testing of materials is fitted with an ultrasound test head 72, a transmitter (74) and a receiver (76) that is characterized by a broadband logarithmic amplifier (78). This amplifi... | 12/20/1994 |
