Download Images Library Photos and Pictures. This combination antenna has been designed for digital TV in Medium metro reception areas. It is easy to assemble, with simple "fold out" elements. The use of larger diameter elements, with a shorter length, coupled with a new stronger support bracket system, means this antenna has been designed to endure the harsh conditions it must endure here in Australia. This antenna gives approximately 7-8dB of signal gain, with >0.8dB in gain variation over the operating frequency range. It offers a beam This combination antenna has been designed for digital TV in Medium metro reception areas. It is easy to assemble, with simple "fold out" elements. The use of larger diameter elements, with a shorter length, coupled with a new stronger support bracket system, means this antenna has been designed to endure the harsh conditions it must endure here in Australia. This antenna gives approximately 7-8dB of signal gain, with >0.8d