Components Coding

| Series | HC, HF, DC, PC … |
| Order | 3, 4, 6 …: No. of Slots, Inputs, Ports … |
| Technique | Q: Quadrature, P: Progressive, A: Accuprobe … |
| Size | 60, 80 … 39, 77… 64, 100 … |
| Version | 3, 4, 5…: No. of Probes, Balancing … |
| Band | C: UHF, B: VHF B.III, A: VHF B.I, R: DAB, F: FM |

