Make sure to email Launch 3 at sales@launch3.net or call at 877-878-9134 to acquire the following inventory:
| Manufacturer | Part Number | Description |
| Symmetricom | 58529A | With over 20 dB (typical) of gain, the 58529A increases the maximum cable length from 115 to 240 meters between the 58532A GPS Antenna and a timing receiver. |