| Company | Model | Primaries | Secondaries | Outlet | Type | Price |
|---|---|---|---|---|---|---|
| Pacemaker | PH5405 | 1 1/2″ / 38mm | N/A | 2 1/2″ / 63mm | Tuned length (4 into 1 | See website |
| Pacemaker | PH5406 | 1 1/2″ / 38mm | 1 3/4″ / 44mm | 2″ / 51mm | Tri-Y 4>2>1 | See website |
| MPH | 15 | 1 1/2″ / 38mm | 1 3/4″ / 44mm | 2 1/4″ / 57mm | Tri-Y 4>2>1 | $180~ eBay |