What is an active HDMI cable? When should I consider using one?

This article was created from a community discussion by Brian

An active cable contains circuitry that boosts the original signal strength from your video source. It allows the signal to go further than a passive HDMI cable (the most common type).

HDMI signals can start behaving inconsistently beyond 5 meters. This depends on a number of factors including the video source, cable quality, video resolution, and display. If you’re encountering problems with a passive HDMI cable, we recommend trying an active HDMI cable, for example, HDMM5MA.

This FAQ applies to these products: HD15CPNTMF HD2MM10MA HD2MM15MA HD3MM1MW HD3MM2MW HD3MM3MW HD3MM5MW HD3MM7MW HDAARET4 HDACDFMM HDACFM HDACMF HDACRET4 HDADMM3M HDADMM5MA HDADRET4 HDCDVIMM1M HDCDVIMM2M HDCDVIMM3M HDDDVIMM1M HDDDVIMM2M HDDDVIMM3M HDDVIMM25 HDDVIMM3 HDEXT2M HDMIACMM1 HDMIACMM3 HDMIACMM3S HDMIACMM6 HDMIACMM6S HDMIADMM3 HDMIADMM6 HDMICCMM6 HDMIDVIFM HDMIDVIMM10 HDMIDVIMM15 HDMIDVIMM20 HDMIDVIMM30 HDMIDVIMM50 HDMIDVIMM6 HDMIMM10FL HDMIMM10HS HDMIMM15 HDMIMM15FL HDMIMM15HS HDMIMM20HS HDMIMM25FL HDMIMM3FL HDMIMM3HS HDMIMM3HSS HDMIMM6 HDMIMM6FL HDMIMM6HS HDMIMM6HSS HDMIMM80AC HDMIPLATE HDMIPNLFM3 HDMIROTMM6 HDMM1 HDMM10 HDMM10MA HDMM12 HDMM15 HDMM150CM HDMM15MA HDMM1M HDMM1MFL HDMM20 HDMM20MA HDMM25 HDMM2M HDMM2ML HDMM2MLP HDMM3 HDMM30 HDMM30CM HDMM30MA HDMM30MAO HDMM35 HDMM3M HDMM40 HDMM45 HDMM50 HDMM50A HDMM50CM HDMM5M HDMM5MA HDMM6 HDMM7M HDMM8 HDMMU6 HDPMM25 HDPMM35 HDPMM50 HDPSMM1M HDPSMM2M