Quick ReferenceΒΆ

The table below is a quick summary of the 184 components currently available in Qucs.

Schematic Entry Quick Reference
Device Schematic Entry Netlist Entry Description
Resistor R R resistor
Resistor US R R resistor
Capacitor C C capacitor
Inductor L L inductor
Ground GND   ground (reference potential)
Subcircuit Port Port P port of a subcircuit
Transformer Tr Tr ideal transformer
symmetric Transformer sTr Tr ideal symmetrical transformer
dc Block DCBlock C dc block
dc Feed DCFeed L dc feed
Bias T BiasT X bias t
Attenuator Attenuator X attenuator
Amplifier Amp X ideal amplifier
Isolator Isolator X isolator
Circulator Circulator X circulator
Gyrator Gyrator X gyrator (impedance inverter)
Phase Shifter PShift X phase shifter
Coupler Coupler X ideal coupler
Hybrid Hybrid X hybrid (unsymmetrical 3dB coupler)
Current Probe IProbe Pr current probe
Voltage Probe VProbe Pr voltage probe
Mutual Inductors MUT Tr two mutual inductors
3 Mutual Inductors MUT2 Tr three mutual inductors
N Mutual Inductors MUTX Tr several mutual inductors
Switch Switch S switch (time controlled)
Relay Relais S relay
Equation Defined RF Device RFEDD RF equation defined RF device
Equation Defined 2-port RF Device RFEDD2P RF equation defined 2-port RF device
dc Voltage Source Vdc V ideal dc voltage source
dc Current Source Idc I ideal dc current source
ac Voltage Source Vac V ideal ac voltage source
ac Current Source Iac I ideal ac current source
Power Source Pac P ac power source
Noise Voltage Source Vnoise V noise voltage source
Noise Current Source Inoise I noise current source
Voltage Controlled Current Source VCCS SRC voltage controlled current source
Current Controlled Current Source CCCS SRC current controlled current source
Voltage Controlled Voltage Source VCVS SRC voltage controlled voltage source
Current Controlled Voltage Source CCVS SRC current controlled voltage source
Voltage Pulse Vpulse V ideal voltage pulse source
Current Pulse Ipulse I ideal current pulse source
Rectangle Voltage Vrect V ideal rectangle voltage source
Rectangle Current Irect I ideal rectangle current source
Correlated Noise Sources IInoise SRC correlated current sources
Correlated Noise Sources VVnoise SRC correlated current sources
Correlated Noise Sources IVnoise SRC correlated current sources
AM modulated Source AM_Mod V ac voltage source with amplitude modu...
PM modulated Source PM_Mod V ac voltage source with phase modulato...
Exponential Current Pulse Iexp I exponential current source
Exponential Voltage Pulse Vexp V exponential voltage source
File Based Voltage Source Vfile V file based voltage source
File Based Current Source Ifile I file based current source
Current Probe IProbe Pr current probe
Voltage Probe VProbe Pr voltage probe
Transmission Line TLIN Line ideal transmission line
4-Terminal Transmission Line TLIN4P Line ideal 4-terminal transmission line
Coupled Transmission Line CTLIN Line coupled transmission lines
Twisted-Pair TWIST Line twisted pair transmission line
Coaxial Line COAX Line coaxial transmission line
Rectangular Waveguide RECTLINE Line Rectangular Waveguide
RLCG Transmission Line RLCG Line RLCG transmission line
Substrate SUBST Subst substrate definition
Microstrip Line MLIN MS microstrip line
Coupled Microstrip Line MCOUPLED MS coupled microstrip line
Microstrip Lange Coupler MLANGE MS microstrip lange coupler
Microstrip Corner MCORN MS microstrip corner
Microstrip Mitered Bend MMBEND MS microstrip mitered bend
Microstrip Step MSTEP MS microstrip impedance step
Microstrip Tee MTEE MS microstrip tee
Microstrip Cross MCROSS MS microstrip cross
Microstrip Open MOPEN MS microstrip open
Microstrip Gap MGAP MS microstrip gap
Microstrip Via MVIA MS microstrip via
Microstrip Radial Stub MRSTUB MS microstrip radial stub
Coplanar Line CLIN CL coplanar line
Coplanar Open COPEN CL coplanar open
Coplanar Short CSHORT CL coplanar short
Coplanar Gap CGAP CL coplanar gap
Coplanar Step CSTEP CL coplanar step
Bond Wire BOND Line bond wire
Diode Diode D diode
npn transistor _BJT T bipolar junction transistor
pnp transistor _BJT T bipolar junction transistor
npn transistor BJT T bipolar junction transistor with subs...
pnp transistor BJT T bipolar junction transistor with subs...
n-JFET JFET T junction field-effect transistor
p-JFET JFET T junction field-effect transistor
n-MOSFET _MOSFET T MOS field-effect transistor
p-MOSFET _MOSFET T MOS field-effect transistor
depletion MOSFET _MOSFET T MOS field-effect transistor
n-MOSFET MOSFET T MOS field-effect transistor with subs...
p-MOSFET MOSFET T MOS field-effect transistor with subs...
depletion MOSFET MOSFET T MOS field-effect transistor with subs...
OpAmp OpAmp OP operational amplifier
Equation Defined Device EDD D equation defined device
Diac Diac D diac (bidirectional trigger diode)
Triac Triac D triac (bidirectional thyristor)
Thyristor SCR D silicon controlled rectifier (SCR)
Tunnel Diode RTD D resonance tunnel diode
HICUM L2 v2.1 hicumL2V2p1 T HICUM Level 2 v2.1 verilog device
FBH HBT HBT_X T HBT model by Ferdinand-Braun-Institut...
Modular OpAmp mod_amp OP Modular Operational Amplifier verilog...
HICUM L2 v2.22 hic2_full T HICUM Level 2 v2.22 verilog device
Logarithmic Amplifier log_amp LA Logarithmic Amplifier verilog device
npn HICUM L0 v1.12 hic0_full T HICUM Level 0 v1.12 verilog device
pnp HICUM L0 v1.12 hic0_full T HICUM Level 0 v1.12 verilog device
Potentiometer potentiometer POT Potentiometer verilog device
MESFET MESFET T MESFET verilog device
EPFL-EKV NMOS 2.6 EKV26MOS M EPFL-EKV MOS 2.6 verilog device
EPFL-EKV PMOS 2.6 EKV26MOS M EPFL-EKV MOS 2.6 verilog device
bsim3v34nMOS bsim3v34nMOS BSIM3_ bsim3v34nMOS verilog device
bsim3v34pMOS bsim3v34pMOS BSIM3_ bsim3v34pMOS verilog device
bsim4v30nMOS bsim4v30nMOS BSIM4_ bsim4v30nMOS verilog device
bsim4v30pMOS bsim4v30pMOS BSIM4_ bsim4v30pMOS verilog device
npn HICUM L0 v1.2 hicumL0V1p2 T HICUM Level 0 v1.2 verilog device
pnp HICUM L0 v1.2 hicumL0V1p2 T HICUM Level 0 v1.2 verilog device
npn HICUM L0 v1.2g hicumL0V1p2g T HICUM Level 0 v1.2g verilog device
pnp HICUM L0 v1.2g hicumL0V1p2g T HICUM Level 0 v1.2g verilog device
npn HICUM L0 v1.3 hicumL0V1p3 T HICUM Level 0 v1.3 verilog device
pnp HICUM L0 v1.3 hicumL0V1p3 T HICUM Level 0 v1.3 verilog device
HICUM L2 v2.23 hicumL2V2p23 T HICUM Level 2 v2.23 verilog device
HICUM L2 v2.24 hicumL2V2p24 T HICUM Level 2 v2.24 verilog device
HICUM L2 V2.31 hicumL2V2p31n T hicumL2V2p31n verilog device
Photodiode photodiode PD Photodiode verilog device
Phototransistor phototransistor PT Phototransistor verilog device
NIGBT nigbt T NIGBT verilog device
Voltage Controlled Resistor vcresistor VCR voltage controlled voltage source
digital source DigiSource S digital source
Inverter Inv Y logical inverter
n-port OR OR Y logical OR
n-port NOR NOR Y logical NOR
n-port AND AND Y logical AND
n-port NAND NAND Y logical NAND
n-port XOR XOR Y logical XOR
n-port XNOR XNOR Y logical XNOR
Buffer Buf Y logical buffer
4x2 AndOr andor4x2 Y 4x2 andor verilog device
4x3 AndOr andor4x3 Y 4x3 andor verilog device
4x4 AndOr andor4x4 Y 4x4 andor verilog device
2to1 Mux mux2to1 Y 2to1 multiplexer verilog device
4to1 Mux mux4to1 Y 4to1 multiplexer verilog device
8to1 Mux mux8to1 Y 8to1 multiplexer verilog device
2to4 Demux dmux2to4 Y 2to4 demultiplexer verilog device
3to8 Demux dmux3to8 Y 3to8 demultiplexer verilog device
4to16 Demux dmux4to16 Y 4to16 demultiplexer verilog device
1Bit HalfAdder ha1b Y 1bit half adder verilog device
1Bit FullAdder fa1b Y 1bit full adder verilog device
2Bit FullAdder fa2b Y 2bit full adder verilog device
RS-FlipFlop RSFF Y RS flip flop
D-FlipFlop DFF Y D flip flop with asynchron reset
D-FlipFlop w/ SR dff_SR Y D flip flop with set and reset verilo...
JK-FlipFlop JKFF Y JK flip flop with asynchron set and r...
JK-FlipFlop w/ SR jkff_SR Y jk flip flop with set and reset veril...
T-FlipFlop w/ SR tff_SR Y T flip flop with set and reset verilo...
Gated D-Latch gatedDlatch Y gated D latch verilog device
Logic 0 logic_0 S logic 0 verilog device
Logic 1 logic_1 S logic 1 verilog device
2Bit Pattern pad2bit Y 2bit pattern generator verilog device
3Bit Pattern pad3bit Y 3bit pattern generator verilog device
4Bit Pattern pad4bit Y 4bit pattern generator verilog device
A2D Level Shifter DLS_nto1 Y data voltage level shifter (analogue ...
D2A Level Shifter DLS_1ton Y data voltage level shifter (digital t...
4Bit Bin2Grey binarytogrey4bit Y 4bit binary to grey converter verilog...
4Bit Grey2Bin greytobinary4bit Y 4bit grey to binary converter verilog...
1Bit Comparator comp_1bit Y 1bit comparator verilog device
2Bit Comparator comp_2bit Y 2bit comparator verilog device
4Bit Comparator comp_4bit Y 4bit comparator verilog device
4Bit HPRI-Bin hpribin4bit Y 4bit highest priority encoder (binary...
VHDL file VHDL X VHDL file
Verilog file Verilog X Verilog file
digital simulation .Digi Digi digital simulation
SPICE netlist SPICE X SPICE netlist file
1-port S parameter file SPfile X S parameter file
2-port S parameter file SPfile X S parameter file
n-port S parameter file SPfile X S parameter file
Subcircuit Sub SUB subcircuit
dc simulation .DC DC dc simulation
Transient simulation .TR TR transient simulation
ac simulation .AC AC ac simulation
S-parameter simulation .SP SP S parameter simulation
Harmonic balance .HB HB Harmonic balance simulation
Parameter sweep .SW SW Parameter sweep
digital simulation .Digi Digi digital simulation
optimization .Opt Opt Optimization