The ULTIMAX 4:1 UNUN is the perfect choice for aluminum multi-band verticals like the common 31′ up to 33′ and the famous 43’ft., excellent matching capability, very broadband, and handles legal limits and works fantastic with any outboard tuner and most transceivers internal tuners, designed for non-resonant, multi-band antennas, ensuring the best efficiency from your antenna and transmission line/tuner installation.
High-quality materials all in a totally weatherproof ABS enclosure.
(Picture on vertical shows a custom enclosure)
Technical specs:
4:1 UNUN: 200 Ohms to 50 Ohms
Frequency coverage: 1.0-54 MHz
Power handling : 2 KW SSB
Winding: Teflon encapsulated Heavy film insulated wire
Core: Low permeability Ferrite Toroid
Hardware: Stainless Steel
Connector: SO-239
Enclosure: ABS
Insertion loss: 0.2 dB
Download The Instructions in PDF format below
Reviews