H03F2203/50 - CPC Classification

Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by Indexing scheme relating to amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower

• H03F2203/5003 » the sources of two source followers are differentially coupled 1
• H03F2203/5006 » the input signal being capacitively coupled to the gate of the source follower 3
• H03F2203/5009 » the output signal being capacitively coupled to the source of the source follower 3
• H03F2203/5012 » the source follower has a controlled source circuit, the controlling signal being derived from the drain circuit of the follower 9
• H03F2203/5015 » the source follower has a controlled source circuit, the controlling signal being derived from the gate circuit of the follower 5
• H03F2203/5018 » the source follower has a controlled source circuit, the controlling signal being derived from the source circuit of the follower 6
• H03F2203/5021 » the source follower has a controlled source circuit 12
• H03F2203/5024 » the source follower has a controlled source circuit, the source circuit being controlled via a capacitor, i.e. AC-controlled 4
• H03F2203/5027 » the source follower has a current mirror output circuit in its source circuit 9
• H03F2203/5031 » the source circuit of the follower being a current source 32
• H03F2203/5033 » Two source followers are controlled at their inputs by a differential signal 10
• H03F2203/5036 » the source follower has a resistor in its source circuit 15
• H03F2203/5039 » the source circuit of the follower has one or more capacitors between source and supply 6
• H03F2203/5042 » the source circuit of the follower has one or more coils between source and supply 5
• H03F2203/5045 » the source follower has a level shifter between source and output, e.g. a diode-connected transistor 1

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