Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/185
Name: Amplifiers > Input networks
Description: Subject matter involving significant detail or distinctive characteristics of the electrical circuit coupling a source of signal energy to the input of the amplifying device; or involving electrical characteristics of the source; or involving input electrical parameters of the amplifying device to which the signal input is coupled.

Sub-classes under this class:

Class Number Class Name Patents
330/191 D.c. coupled 2
330/186 To cathode 2
330/188 Transformer coupled 27

Patents under this class:

Patent Number Title Of Patent Date Issued
8310750 Waveform shaping circuit and optical switching device Nov. 13, 2012
5751555 Electronic component having reduced capacitance May. 12, 1998
4725789 Circuit arrangement for a low-noise audio frequency source Feb. 16, 1988
4600892 RF amplifier with frequency spectrum control Jul. 15, 1986

  Recently Added Patents
Vehicle-mounted camera stabilized passively by vibration isolators
Inhibitor of casein kinase 1delta and casein kinase 1E
Automatically selecting a paper with increased dimensions than originally desired for printing and adding advertisement content to the increased dimensional area of the paper
Process for the preparation of ethylene homopolymers or copolymers in a high-pressure reactor controlled by a model based predictive controller
Method and apparatus for detecting and tracking vehicles
Plants and seeds of hybrid corn variety CH089600
Digital fine delay processing
  Randomly Featured Patents
Dental retraction cord
Sample preparation device and method
High voltage MOS transistor with gate extension
Portion of a shoe midsole
Deflecting yoke assembly for making a trapezoidal raster
Particle spreader
Method and apparatus for measuring defects in ferromagnetic tubing
Leg immobilizing apparatus for arthroscopic surgery
Mortarless modular precast cladding system
Multi-functional network device and a network system