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**Collection of Circuit Building Blocks**

*Class 1: Elementary Passive Circuits with Current Output (10 blocks).*

indivisible building blocks | sources/loads | voltage source | current load |

converters | voltage-to-current converter | resistance-to-current converter | |

compound building blocks | current sources | voltage-controlled current source | resistance-controlled current source |

measuring devices | voltmeter | non-linear ohmmeter | |

multi-input devices | voltage-over-resistance divider | series voltage summer |

*Class 2: Elementary Passive Circuits with Voltage Output (10 blocks), so far 20 blocks "invented".*

indivisible building blocks | sources/loads | current source | voltage load |

converters | current-to-voltage converter | resistance-to-voltage converter | |

compound building blocks | voltage sources | current-controlled voltage source | resistance-controlled voltage source |

measuring devices | ammeter | linear ohmmeter | |

multi-input devices | current-by-resistance multiplier | parallel current summer |

*Class 3: Compound Passive Circuits with Voltage Output (8 blocks), so far 28 blocks "invented".*

single-input devices (converters) | voltage-to-voltage | displacement-to-voltage |

resistance-to-voltage (direct) | resistance-to-voltage (reversed) | |

multi-input devices (various) | ratio-by-voltage multiplier | parallel voltage summer |

parallel voltage subtractor (comprator) | bridged circuit |

*Class 4: Passive Integrators and Differentiators (8), so far 36 blocks "invented".*

KINDS | integrators | differentiators | ||

capacitive | C integrator I > V | |||

inductive | L integrator V > I |

*Class 5: Diode Circuits (10), so far 46 blocks "invented".*

KINDS | parallel | series | ||||

limiters | positive | negative | both | positive | negative | both |

stabilizers | parallel voltage stabilizer | potential shifting circuits | ||||

functional devices | logarithmic converters | antilogarithmic converters |

*Class 6: Transistor Circuits without Feedback (6), so far 52 blocks "invented".*

KINDS | with transistor grounded | with floating transistor | ||

amplifiers | series | parallel | series | parallel |

current sources | current source | current sink |

*Class 7: Transistor Circuits with Negative Feedback (7), so far 59 blocks "invented".*

Followers | emitter follower | emitter follower disturbed |

Transistor amplifiers (deliberately disturbed followers) with NFB, controlled from the: | ||

base | emitter | both base and emitter |

common emitter stage |
common base stage |
differential amplifier |

Transistor amplifiers with NFB and dynamic load | |

amlifier with dynamic load | amlifier with dynamic load controlled |

*Class 8: Op-amp Amplifiers with Negative Feedback (9), so far 68 blocks "invented".*

Op-amp followers | |

follower (non-inverting amplifier with K = 1) | invertor (inverting amplifier with K = -1) |

Op-amp disturbed followers | |||

proportional disturbed followers | additive disturbed followers | ||

with series NFB |
with parallel NFB |
with series NFB |
with parallel NFB |

followers | invertors | followers | invertors |

Op-amp amplifiers with negative feedback | ||

with series NFB |
with parallel NFB |
with mixed NFB |

non-inverting amplifier | inverting amplifier | differential amplifier |

*Class 9 : Op-amp Converters with Parallel Negative Feedback (22), so far 90 blocks "invented".*.

Op-amp Resistive Circuits with Current Output | |

voltage-to-current converter | resistance-to-current converter |

voltage controlled current source | resistance controlled current source |

voltage/resistance divider |

Op-amp Resistive Circuits with Voltage Output | |

current-to-voltage converter | resistance-to-voltage converter |

current x resistance multiplier |

Op-amp Compound Circuits with Voltage Input and Output | |

inverting voltage divider | inverting voltage summer |

Op-amp Reactive Circuits with Voltage/Current Output | ||

KINDS | integrators | differentiators |

I output | L integrator V > I | C differentiator V > I |

V output | C integrator I > V | L differentiator I > V |

Op-amp Reactive Circuits with Voltage Input and Output | ||

KINDS | integrators | differentiators |

capacitive | RC integrator V > V | RL differentiator V > V |

inductive | LR integrator V > V | RL differentiator V > V |

Op-amp Diode Circuits with Voltage Input and Output | ||

limiters | parallel | series |

functional | logarithmators | antilogarithmators |

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*Class 11: Components and Sub-systems for Analog-Digital Signal Processing (?? blocks), so far ?? blocks "invented".*

*Last updated
October 24, 2004
*

*Send your questions, views and suggestions about this topic to cyril@circuit-fantasia.com*

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