(copied from https://en.wikipedia.org/wiki/Reference_designator and edited lightly)
This is a list of all components that Schemascii might support. For a complete list of all supported components, (generated from the implementation file), please see supported-components.md. If a component you want is not supported, have a look at #3 or fork and implement it yourself.
| Designator | Component type |
|---|---|
| A, ASSY | Separable assembly or sub-assembly |
| AE | Aerial, antenna |
| AT | Attenuator or isolator |
| B, BT, BAT | Battery |
| BR | Bridge rectifier |
| C | Capacitor |
| CV, VC | Variable capacitor |
| CN | Connector |
| CRT | Cathode ray tube |
| D, LED, CR | Diode (all types, including LED), thyristor |
| DL | Delay line |
| DS | Display, general light source, lamp, signal light |
| DSP | Digital signal processor |
| F | Fuse |
| FB | Ferrite bead |
| FD | Fiducial |
| FET | Field-effect transistor |
| FL | Filter |
| G | Generator or oscillator |
| GDT, SVP | Gas discharge tube, Surge Voltage Protector |
| GN | General network |
| H | Pin header |
| HY | Circulator or directional coupler |
| IC, U | Integrated circuit |
| IR | Infrared Diode |
| J | Jack (least-movable connector of a connector pair) |
| J, JW | Wire link ("jumper") |
| JFET | Junction gate field-effect transistor |
| JP | Jumper (Link) |
| K, RY, RLA | Relay or contactor |
| L | Inductor or coil or ferrite bead |
| LA | Lightning arrester |
| LCD | Liquid crystal display |
| LDR | Light-dependent resistor |
| LS | Loudspeaker or buzzer |
| M | Motor |
| MCB | Miniature circuit breaker |
| MIC, MK | Microphone |
| MOSFET | Metal-oxide-semiconductor field-effect transistor |
| MP | Mechanical part (including screws and fasteners) |
| NE | Neon lamp |
| OP | Opto-isolator |
| P | Plug (most-movable connector of a connector pair) |
| PCB | Printed circuit board |
| PLC | Programmable logic controller |
| PS | Power supply |
| PU | Pickup |
| Q | Transistor (all types) |
| R | Resistor |
| RV, VR | Variable resistor (potentiometer or rheostat) |
| RN | Resistor network |
| RT | Thermistor |
| S, SW | Switch (all types, including buttons) |
| SCR | Silicon-controlled rectifier |
| SUS | Silicon unilateral switch |
| T | Transformer |
| TC | Thermocouple |
| TFT | Thin-film transistor (display) |
| TH | Thermistor |
| TP | Test point |
| TUN | Tuner |
| V | Vacuum tube |
| VDR, MOV | Voltage-dependent resistor (varistor) |
| VFD | Vacuum fluorescent display |
| VT | Voltage transformer |
| W | Wire |
| X, XTAL, Y | Crystal oscillator, ceramic resonator |