HF Series

The units are housed in aluminium tanks, silicone oil cooled to minimise losses and a major feature is broad band operation without the use of ferrite material in the transformer design. 50kW average, Type HF500 100kW average, Type HF1000 100 kW Average + 100% AM Mod Broad band 3-22 MHz Very low loss All-weather unprotected …

HF500/1000 High Power Broadcast Antenna Matching Read More »

The transformers are housed in a heavy duty cast aluminium case, vacuum impregnated with epoxy resin and fully hermetically sealed for any military or commercial environment. Wide band 1.5 to 32 MHz 5 kW average, 20kW Peak All weather solid encapsulated Heavy duty cast aluminium case High purity alumina ceramic insulators with arcing horns are …

HF50 Series – 5kW HF Wide Band Antenna Matching Read More »

The HF4 Series of matching transformers, although designed for 400 Watt average power are ideal for inclusion in receiving arrays. They reduce the possibility of high voltage damage and provide a DC path to the ground which gives added protection to the receiving system. Wide band 1.5 to 32 MHz Ideal for fixed station receiving …

HF4 Series 400 Watt HF Wide Band Antenna Matching Read More »

The transformers are housed in a cast aluminium case, vacuum impregnated with epoxy resin and finished in epoxy paint for added protection. High purity alumina ceramic insulators with arcing horns are fitted as standard. An internal static drain to earth provides additional protection against lightning induced EMF’s. Wide band 1.5 to 32 MHz 3 kW …

HF300 Series – 30kW HF Wide Band Antenna Matching Read More »

The transformers are housed in a cast aluminium case, vacuum impregnated with epoxy resin and finished in epoxy paint for added protection. High purity alumina ceramic insulators with arcing horns are fitted as standard. An internal static drain to earth provides additional protection against lightning induced EMF’s. Wide band 1.5 to 32 MHz 3 kW …

HF30 Series – 3kW HF Wide Band Antenna Matching Read More »

The units are housed in a finned cast aluminium tank which provides excellent natural convection cooling. Each casting is subjected to a double vacuum resin impregnation process which ensures complete sealing for the internal low loss silicone cooling oil. High purity alumina ceramic insulators with arcing horns are fitted as standard and an internal static …

HF200 Series – 20kW HF Wide Band Antenna Matching Read More »

The units are housed in a finned cast aluminium tank which provides excellent natural convection cooling. Each casting is subjected to a double vacuum resin impregnation process which ensures complete sealing for the internal low loss silicone cooling oil. Wide band 1.5 to 32 MHz 10 kW average + 100% AM modulation Suitable for communications …

HF100 Series – 10kW HF Wide Band Antenna Matching Read More »

The transformers are housed in a cast aluminium case, vacuum impregnated with epoxy resin and finished in epoxy paint for added protection. High purity alumina ceramic insulators with arcing horns are fitted as standard and an integral static drain to earth provides additional protection against lightning induced EMF’s. Wide band 1.5 to 32 MHz 1 …

HF10 Series – 1kW HF Wide Band Antenna Matching Read More »