8.25 m "versatile" whisk delivered with HF BOX and 1 wired radian. Can be used in high or low impedance from 3.5 to 70 MHz. Aluminum tubes, diameter 40 to 16 mm and weight 6.5 kg. Can be used with coaxial cable, single wire or "twin-lead" depending on the tastes ... Provide a suitable manual or automatic coupler.
Balun ratio 1:9 (50 => 450 ohms) to go from a 50 ohm coaxial cable to a twin-lead 450 ohm bifilar line, max. 1000W PEP. Real HF ferrite toroid and SO-239 connector
Impedance transformer (1:9 ratio) to transform a long wire into a multiband antenna. Use with automatic or manual coupler recommended. It is the ideal solution to transmit during the week-end or the holidays. Discretion assured with its camouflage color.
14 MHz/2 element monoband Yagi antenna, space-saving, combining performance and robustness of construction. "All grounded" design greatly reducing atmospheric QRM in reception (static). Easy adjustment by gamma-match.
The TACTICAL antenna is a dipole folded over a non-inductive load resistor. It is designed to operate from 1 to 30 MHz but especially for an optimal efficiency on low bands, below 10 MHz. It is intended for users who want a fast, operational, broadband and unadjusted antenna : military, professional, SWL, etc.
Wire dipole 40/80 m (7/3.5 MHz) made of 2.5 mm2 flexible wire, equipped with 2 coaxial traps, a balun 1:1 and insulators at the ends. Wide bandwidth and easy adjustment.
Delta-loop antenna, the "queen of DX", monoband 14 MHz/2 elements combining performance and robustness of construction. "All grounded" design greatly reducing atmospheric QRM in reception (static). Easy adjustment by gamma-match.
Fixing set consisting of 2 thick aluminum plates and screws necessary to install an antenna (of any brand ...) with a square boom 30 mm side on a mast 40 to 50 mm in diameter.
8 holes plate for antenna guy wires. Fixing by collars of 50 or 60 mm depending on the diameter of the mast.
Double dipole 1/2 wave 18 and 24 MHz for amateurs of the WARC bands, lengths : 9 + 6 m (4 wires). Robust aluminum balun with SO-239 (PL) connector and insulators at the ends.
The EF7 antenna is a wired monoband 7 MHz, 1/2 wave, designed particularly for portable use (weekend radio, expeditions, etc.). It has a wide bandwidth, its admissible power is 300 W PEP and it is made in a robust aluminum body not afraid of shocks. Its design limits background noise and its performance is amazing.
Coaxial cables, from 1 m, made of coaxial cable of 2,8 mm diameter, RG174/U and equipped with 2 connectors SMA.
Voltage Balun ratio 1:6 (ex: 50 => 300 ohms). Maximum power: 1000 W PEP, to make Conrad Windom and folded dipole antennas. Robust aluminum body diameter: 5 cm (thickness: 2mm), real HF ferrite toroid and SO-239 connector.
Dipole 1/2 wave 1.8 MHz length : 83 m. Robust 60 mm diameter aluminum balun with SO-239 connector (female PL) and insulators at the ends + CHOKE BALUN integrated.
Dipole folded over non-inductive load operating from 3 to 30 MHz, length : 22 m, maximum power : 800 watts PEP, intended for users wishing an antenna quickly operational, broadband and without adjustment: military, professional, amateur radio, SWL, etc. It is also an interesting compromise in case of lack of space...
Multiband dipole antenna designed for transmitting/receiving on bands between 14 MHz and 60 MHz. Its power rating is 500 watts PEP and its total length is 8 m.
Voltage Balun ratio 1:1 (ex: 50 => 50 ohms). Maximum power: 1000 W PEP, to make "inverted V" dipole antennas. Robust aluminum body diameter: 5 cm (thickness: 2mm), real HF ferrite toroid and SO-239 connector.
Coaxial cables, from 50 cm, made of RG-213/U Mil-C-17 (international military standard), 10.3 mm diameter coaxial cable and equipped with 2 "high quality" Stecker connectors with Teflon insulation and gilded soul. Assembled and tested before shipment. Choose length =>
21 MHz 1/4 wave vertical antenna delivered with 3 wire radians. Very robust tubes with large diameters and thicknesses (2 and 1,5 mm), wide bandwidth, very low SWR. Connection to the 50 ohm coaxial cable directly by SO-239 (no balun or other adaptation system). On perfect ground the gain reaches 5.15 dBi and the radiation lobes favor DX.
Wired loop of 86 m perimeter to be installed in a square. Delivered with its 1/4 balun and 4 insulators. Can be used on the upper bands subject to sufficient clearance from the ground (10 m minimum) or tuner.
Impedance transformer (1:4 ratio) to transform a short wire (6 m minimum) or an aluminium tubing into a multiband antenna. Use with automatic or manual coupler recommended. It is the ideal solution to transmit during the week-end or the holidays. High Power version (750 W PEP) + Choke balun.
HF broadband antenna consisting of a 10.6 m vertical aluminium whip coupled to an unun 1:4 ratio. The OTURA 3-10 operates without traps (which limit the bandwidth) or radian. Can be used in 1/4 wave on 7 MHz (radians to add) ! Easily and quickly installed, the OTURA 3-10 will fill you with its performance and robustness !
14 MHz 1/4 wave vertical antenna delivered with 3 wire radians. Very robust tubes with large diameters and thicknesses (1,5 and 2 mm), wide bandwidth, very low SWR. Connection to the 50 ohm coaxial cable directly by 2 screws (no balun or other adaptation system). On perfect ground the gain reaches 5.15 dBi and the radiation lobes favor DX.
Triple "Full size" dipole 1/2 wave 7/14 and 21 MHz, lengths : 2x10,8 + 2x5,4 + 2x3,8 m (6 wires). Robust aluminum balun with SO-239 (PL) connector and insulators at the ends.
7 MHz 1/4 wave vertical antenna delivered with 3 wire radians. Very robust tubes with large diameters and thicknesses, wide bandwidth, very low SWR. Connection to the 50 ohm coaxial cable directly by 2 screws (no balun or other adaptation system). On perfect ground the gain reaches 5.15 dBi and the radiation lobes favor DX.
Wired loop of 60 m perimeter to be installed in a square. Delivered with its 1/4 balun and 4 insulators. Can be used on the upper bands subject to sufficient clearance from the ground (10 m minimum) or tuner.
Conrad Windom, Amateur Radio & CB bands: 5/10/21/27 and 50 MHz (with coupler depending on installation), length: 28 m. Robust aluminum balun (⌀ 5 cm / thickness: 2 mm) with SO-239 connector (PL female), flexible 2.5 mm2 copper wires in insulating sheath and insulator at the ends. Can be used fixed or portable, inverted-V, horizontal or Sloper.
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