The 140NEX is a line matching audio transformer with a turns ratio of 1:5.5, suitable for high-voltage applications up to 500Vrms. It features a flange mount design with a maximum insertion loss of less than 0.9 dB and a minimum return loss of 28 dB (typical). The transformer's frequency response is within ±1 dB, making it suitable for audio applications. The 140NEX is manufactured by Hammond and is a general-purpose audio transformer.
Hammond 140NEX technical specifications.
| Mounting | Flange Mount |
| Lead Style | Wire Lead |
| Number of Terminals | 4 |
| Product Length (mm) | 58.93 |
| Product Depth (mm) | 33.78 |
| Product Height (mm) | 25.4 |
| Transformer Type | Line Matching Audio Transformer |
| Turns Ratio | 1:5.5 |
| Maximum DCR Primary Side | 5.3(Typ)Ohm |
| Maximum DCR Secondary Side | 116.5(Typ)Ohm |
| High Potential | 500Vrms |
| Maximum Insertion Loss | <0.9dB |
| Minimum Return Loss | 28(Typ)dB |
| Frequency Response | ±1dB |
| Cage Code | 73831 |
| EU RoHS | Yes |
| HTS Code | 8504314035 |
| Schedule B | 8504314035 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU |
No datasheet is available for this part.
