Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/196
Name: Amplifiers > Output networks > Transformer coupled > With additional impedance connected to "p" or "s" circuit
Description: Subject matter where additional impedance which may be capacitive, inductive, or resistive is included in the primary or secondary winding circuit of the output coupling transformer.

Patents under this class:

Patent Number Title Of Patent Date Issued
8362649 Multi-use voltage regulator Jan. 29, 2013
8344801 Variable class characteristic amplifier Jan. 1, 2013
5528630 Coupler for communication systems which utilize more than one frequency band Jun. 18, 1996
5422599 Single-ended, transformer coupled audio amplifiers Jun. 6, 1995
5357210 Transconductance amplifier circuit Oct. 18, 1994
5247264 Combining circuit for Class-E RF power amplifiers Sep. 21, 1993
4857870 Method of manufacturing a surface wave dispersive filter and a filter manufactured in accordance with this method Aug. 15, 1989
4829273 Surface acoustic wave filter May. 9, 1989
4453131 Transformer coupled amplifier circuit Jun. 5, 1984
4249537 Current controlled muscle stimulator Feb. 10, 1981
4196397 Synchro power buffer amplifier Apr. 1, 1980

  Recently Added Patents
Network based JIT on a priori knowledge of a set of disparate clients
Peptide vectors
Power management systems and designs
Non-phosphorus-based gellant for hydrocarbon fluids
Processing abstract derived entities defined in a data abstraction model
Process for preparing soybean curd using micronized solution of soybean curd
Contactless electrical connector for an induction sensor, and sensor including such a connector
  Randomly Featured Patents
Electro-optical sensor systems for thread and hole inspection
Annealed and promoted catalyst
Unique person registry
Wing nut
Power amplifier with multiple switched output stages, and method and driver for operating same
Method for making an elastomeric retainer member
Successive screw feeder driver
Fluoridation agent for organic compounds, especially acetylenic compounds, the process for their preparation and their use in addition or nucleophilic substitution reactions
Active optical component alignment system and method
Hydroponic device for plant cultivation