Hall Research VSM-I-A-4-JA4 - Manual (Page 8)

User’s Manual
6
Easy Connection
Note connection is to negative inputs
Alternate Connection
If connecting to Positive inputs, you must
jumper negative inputs to ground or
volume will be cut in half
Connection to remove ground loop
If your source is ground referenced and
the output of the matrix is also connected
a ground referenced device, and there is
noise between the grounds, or you are
using long audio cables, then you have a
classis situation for picking up 60 cycle
and other noise due to ground loop. In
this case we recommend this alternate
connection where you remove the
connection to the ground screw terminal.
se this only if you have noise and
suspect it is caused by ground loop
Table 1 – Unbalanced input connection methods
 Plug the HD15 video outputs to LCD’s
 If you have the JA4 output option, then you can use Cat5e/6 UTP cables to
connect the outputs to compatible Receivers upto 1000 feet (300m) away.
Compatible receivers include URA, URA-SKU, or URA-XT. Note that the