Re: X10 Passive Couplers

[Ross <me@xxxxxxxxxxxxxxxxxxxxxxxxxx>]

Jeff,

Any plans for a 240 Volt, 50 Hertz version of the XTB for those of us
outside the US?

Regards,

Ross.

Jeff Volp wrote:
> When using the XTB in a house with X10 devices on both phases, a good
> passive coupler should be installed to propagate the strong XTB output
> signal to the other phase.  The inexpensive .1uF capacitor often recommended
> is NOT a good match for the XTB.  That has a capacitive reactance of 13 ohms
> at 120KHz, and is barely adequate to transfer the energy from a normal X10
> transmitter.  It will also not discriminate between X10 signal and line
> noise, and will couple any high frequency line noise directly across the
> phases.