B15CI121
For antennas fed with 600 ohm Window/ladder line, and antennas requiring a 12:1 feed-point BALUN.

B15CI121

1.5 kw, 12:1 ratio BALUN with Quad, ferrite cores. Used to build this current type, BALUN Used to feed, (T2FD) terminated, folded (squashed Rhombic) dipoles. 

Multi-Core BALUN, Power Rated at 1500 watts PEP @ 25% duty cycle, and 1000 watts SSB @ 50% duty cycle. Current type BALUN.

See also: companion Non-Inductive Termination Resistor, Cat# TR600