50:200 (4:1) CUBE™ Balun, 1.8-61 MHz, 1.5KW - Loop, OCF, Folded Dipole antennas
The CB-4-1500DC balun is a dual core current balun with an enclosure box. Input is via SO-239 coax connector and output can be top studs or side eye hooks (2) and top eye hook used as a halyard hoist for supporting your wire antenna. Rated 1500 Watts PEP Watts from 1.8-31 MHz.
This transformer requires a feed line choke to isolate the coax feed line from the antenna. A coax noise filter is also recommended.