Variable gain mixer-amplifier with fixed DC operating...

Variable gain RF amplifier

Variable gain transconductance amplifier and variable bandwidth

Variable impedance circuit

Variable impedance circuit, variable gain differential...

Variable load impedance gain-controlled amplifier

Variable offset amplifier circuit

Variable resistance gain control integrated circuit

Variable transconductance amplifier

Variable transconductance circuit

Variable transconductance circuit

Variable transconductance variable gain amplifier utilizing...

Variable transconductance variable gain amplifier utilizing...

Variable transconductane variable gain amplifier utilizing a...

Variable-gain amplification circuit, receiver and receiver IC

Variable-gain amplifier

Variable-gain amplifier and related method

Variable-gain amplifier and related method

Variable-gain amplifier having error amplifier with constant...

Variable-gain amplifier having error amplifier with constant...