4. INSTALLATION & CONNECTION
4.1 Mains Connection
- Please ensure that the
LTO Mini-Tube Preamplifier is connected to the correct supply
voltage before operating this unit.
- Only use the 18VAC AC/AC Adaptor provided by
LTO.
4.2 Audio
onnection
C
a. Wiring Configuration
b. In Line Connection
8
The
presents with balanced XLR connectors and 1/4" TRS
LTO Mini-Tube Preamp
phone jack and it can be interfaced by several ways to support a variety of app-
lications without any signal loss.
Either the 1/4" TRS (Tip-Ring-Sleeve) phone jack or the XLR servo connector can
be wired in balanced and unbalanced modes, which will be determined by the
actual application status, Please wire your systems as the following examples:
For 1/4" Phone jack
For XLR connector
XLR Type
alanced
B
XLR Type Unbalanced
Pin3 (-)
Pin2 (+)
Pin1 ( )
(Linked to Pin1 manually,
)
Pin1 ( )
Pin2 (+)
Pin3 (-)
TRS Type Balanced
Tip
Ring
Sleeve
+
-
TRS Type Unbalanced
Tip
Ring
Sleeve
+
TS Type Unbalanced
Sleeve
Tip
+
For these applications, the
Preamp provides XLR connector and
Mini-Tube
1/4" TRS phone jack to easily interface with most professional audio devices. Follow
the configuration examples below for your particular connection.
