Complete SE-OCF806 Assembly.
Weatherproof NEMA 6 Housing.
All Stainless Steel Hardware.
6 Meter Pattern. Usable from 50 to 51 without the aid of an antenna tuner.
10 Meter Pattern. Usable from 28 to 29 without aid of an antenna tuner.
12 Meter Pattern
15 Meter Pattern
17 Meter Pattern
20 Meter Pattern
40 Meter Pattern
80/75 Meter Pattern
Typical VSWR plot for the SE-OCF806 Antenna. Tuner required for 80/75 Meters. Operation on 30 Meters, 60 Meters, and 15 Meters permitted at 200 Watts or less with an external antenna tuner.
SE-41B-3, 4:1 Dual Core Balun VSWR and Impedance Plots.
Standard connector is a SO-239 UHF Female connector, silver plated, with Teflon dielectric. Type-N Female connector is no charge option.
Field replaceable antenna element attachment using wing nut for quick install or removal. Eyebolt removes all stress to antenna terminal.
Hand Wound High Power (3 KW) dual core 4:1 Guanella Current Balun.
SE-OCF806 antenna made with NEMA 6 weather resistant enclosure, and all stainless steel hardware.
SE-OCF806 80 to 6 Meter, 133.5 ft Off-Center-Fed multiband antenna.
All SAL Electronic wire antennas are Made in the USA.
SE-OCF806 80 to 6 meter OCF Antenna (Windom)
135 ft Multiband Off-Center-Fed (OCF) Antenna. Covers
80 meters to 6 meters amateur radio bands, most bands WITHOUT an antenna tuner. Typically no tuner needed for
the entire 40, 20, 17, 12, 10 Meter bands, plus the lower 6 Meter band. The 60, 30 and 15 Meter bands
can be adjusted with a wideband antenna tuner at 200 Watts maximum.
Frequency: 80 meters to 6 meters
Power Limit: 3.0
KW PEP, 500 Watts continuous (AM, FM, RTTY)
Grounding: Direct DC
Antenna Length: 135 feet overall (40.7 meters)
Dual Core 4:1 Current Balun with built-in RF choke
Connector: SO-239, Silver w/Teflon or Type-N female
4" x 4" x 2" PVC NEMA 6 Weatherproof Housing
with Stainless Steel Hardware
Configurations: Flat-Top, Sloper, Inverted "V"
(FREE shipping to US including AK & HI)
SAL Electronics LLC
Algonquin, IL 60102
Phone: (815) 669-6567
Copyright 2010 - 2014 SAL Electronics, LLC, Algonquin, IL 60102
Monday - Friday
9:00 AM to 5:00 PM (CST)
SE-OCF806 80 Meter OCF (Windom) Antenna
Space Saving Inverted "V"
Space Saving Sloper
Classic Flat Top
Tuner Required *
High Power Balun
Dual Core Current Balun
Direct DC Ground
Isolation Transformer Required
RF in Shack **
Stainless Steel Hardware
Minimum Height ***
NO Strain Mount
(*) No tuner required for 40, 20, 17, 12, 10, or 6 (50 to 51 MHz) Meters
(**) Does not require Isolation Transformer
(***) 30 ft or higher for better 80 Meter operation
Typical individual Amateur Band patterns shown below.
Antenna modeled as flat top.
Hand Wound High Power Dual Core 4:1 Current Balun
Antenna terminal wing nut attachment
Measured with a 196.8 ohm resistor load
VSWR plot for SE-OCF806 from 1.8 MHz to 61.8 MHz.
Measured at 20 feet AGL with 50 ft RG-213/U cable.