| Mfr. Part No. | Description |
| 560C | Nominal Impedance (Ohms), Primary, 12/48 |
| 560E | Nominal Impedance (Ohms), Primary, 50/200 |
| 560G | Nominal Impedance (Ohms), Primary, 150/600 |
| 560J | Nominal Impedance (Ohms), Primary, 150/600 |
| 560L | Nominal Impedance (Ohms), Primary, 150/600 |
| 560N | Nominal Impedance (Ohms), Primary, 150/600 |
| 560Q | Nominal Impedance (Ohms), Primary, 10k/40k |