Contact Us


Mantenna Wisi Engineering Co.,Ltd (A wholly owned subsidary of Wihelm Sihn jr. GmbH & Co. KG., Germany)

Address. K.K Industrial Building, Block C, 1st Floor, 5 Mok Cheong Street,Tokwawan, Kowloon Hong Kong


地址. 香港九龍土瓜灣木廠街五號金賜工業大廈二樓C座

Tel/電話 : (852) 23624315
Fax/ 傳真 : (852) 27642745


New Software for GT23W

Software version 3.4 for the Tangram GT23W module is now available!

New features

  • Possibility to have different symbol rates for each output in operation mode DVB-C (12 outputs) and J.83 Annex B (12 outputs).

  • Improved configuration of scrambling.

  • Support for receiving multiple EMMs per EMMg.

This software does not apply to our North American users.

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