Variable attenuating circuit
Variable capacitor network
Variable coupling if amplifier
Variable emitter degeneration gain-controlled amplifier
Variable emphasis circuit
Variable gain amplifier
Variable gain amplifier
Variable gain amplifier automatic gain control method and...
Variable gain amplifying device
Variable gain control circuit
Variable gain direct coupled amplifier
Variable gain electronic amplifier
Variable gain low-noise amplifier for a wireless terminal
Variable impedance circuit employing an ris field effect...
Variable load impedance gain-controlled amplifier
Variable-gain ac amplifier
Variable-gain amplifier stage equipped with field- effect...
Variolosser for an automatic gain control circuit
Video noise reduction method using non-linear pre/de-emphasis
Voltage controlled attenuator