| Horizontal Symbol | Vertical Symbol | Description |
 HRE1B |
 VRE1B |
Fixed Resistor |
 HVR1B |
 VVR1B |
Variable Resistor |
 HVR1BR |
 VVR1BR |
Variable Resistor |
 HVR1R2 |
 VVR1R2 |
Variable Resistor 2 |
 HRE1LDR |
 VRE1LDR |
Light dependent |
 HRE1HT |
 VRE1HT |
Heater Element |
 HRE2HT |
 VRE2HT |
2nd+ Element |
 HRE1RCN |
 VRE1RCN |
RC Network |
 HVR1R3 |
 VVR1R3 |
Varistor |
 HVR1R4 |
 VVR1R4 |
Resistor with Mobile Contact |
 HVR1R5 |
 VVR1R5 |
Resistor with Mobile Contact and Disconnecting Position |
 HVR1R7 |
 VVR1R7 |
Shunt |
 HVR1R8 |
 VVR1R8 |
Variable Resistor with Carbon Disks |
 HDI1 |
 VDI1 |
Diode |
 HDI1R |
 VDI1R |
Diode 180 |
 HDI1B4 |
 VDI1B4 |
Diode Photosensitive |
 HDI1B5 |
 VDI1B5 |
Diode Photosensitive 2 |
 HDI1V2 |
 VDI1V2 |
Zener Diode - One Way |
 HDI1V3 |
 VDI1V3 |
Diac Diode - Two Way |
 HDI1BR |
 VDI1BR |
Bridge rectifier |
 HDI1V5 |
 VDI1V5 |
3 Phase Bridge Rectifier |
 HDI1V4 |
 VDI1V4 |
SCR |
 HCA1 |
 VCA1 |
Capacitor |
 HCA1EL |
 VCA1EL |
Electrolytic |
 HCA1ELR |
 VCA1ELR |
Electrolytic 180 |
 HCA1C2 |
 VCA1C2 |
Feedthrough Capacitor |
 HDV1B6 |
 VDV1B6 |
Photosensitive PNP Transistor |