How To install a BT78A Telephone Junction Connection Box to join up to 6 cables together.
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How To install a BT78A Telephone Junction Connection Box to join up to 6 cables together.
Hi, this 'How To' video explains how to install a Block terminal 78A (BT78A) to connect up to 4 telephone cables together. At the end of the video I show a 'cheat' if you wish to cram 6 cables in to this tiny junction box. Many thanks Vince To visit my ebay shop please click this link http://www.mrtelephone.co.uk
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