4. Amplifiers
  5. With semiconductor amplifying device
  6. Including push-pull amplifier

Dewayne A. Spires

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Battery feed circuit

Telephonic communications – Subscriber line or transmission line interface – Network interface device
Patent

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Battery feed circuit

Patent

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Electronic inductor

Electricity: power supply or regulation systems – Output level responsive – Using a transformer or inductor as the final control device
Patent

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Frequency-dependent impedance synthesis for DSL interface...

Telephonic communications – Line equalization or impedance matching
Reexamination Certificate

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Line circuit with flux compensation and active impedance termina

Electricity: power supply or regulation systems – Remote sensing
Patent

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Profile ID: LFUS-PAI-P-252606

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