Mezzabarba Sentinel User manual

Mezzabarba
Sentinel – Power Supply
SENTINEL, our new Power Supply. Developed for the tone that you dream.
8 channels, 10 outputs.
2 x 1000mA (1A), 9-12V c
2 x 500mA, 9V c
4 x 100mA, 9V c
Every channel is “tune ” for the best soun possible with your pe als.
Product Description
Develope in cooperation with professional guitarists, Sentinel is the best solution available for groun loop
problems in complex pe alboar s. In other wor s, it is the easiest way to cancel the classic hum intro uce
by effect power supplies. Each of the eight channels is filtere , stabilize an insulate separately, an each
elivers the maximum output possible. You can also connect up to 8 evices if groun looping is not require ,
resolving all problems associate with hum an groun loops in more complex effect scenarios. Four
channels are powere at 9v c 100mA, two channels are powere at 9V c 500mA an two channels are
powere at 9-12V c 1000mA (1A) .
WARNING: if one of the le s of power supplies on the front is OFF, a short-circuit on the connections is
present. Disconnect imme iately each plug of the correspon ing channel an check cables an connectors in
or er to remove short circuit. Power supplies are self-protecte against overloa an short-circuit an
after a few minutes channel is restore automatically.

Each power supply is galvanically isolate from the others, so it's possible to connect two channels in series
for 1 V voltage or it's possible to power some fuzzes with positive to groun .
Warranty.
Warranty is 2 (two) years accor ing to EU laws. Warranty is not vali if the evice is opene or partially
mo ifie without our authorization. No responsibility is ue for Masotti Guitar Devices for amages to human,
animals or things originate by a manumission or a ifferent use of Loop rail as escribe in this manual.
Important safety notes
Sentinel was engineere an built accor ing to the strictest electrical safety stan ar s as per international
norm, EU IEC-62368 an accor ing to the electromagnetic compatibility requirements specifie by
international norms EN 55032. CE mark in icates the compliance. Furthermore, even if ambient policy of MGD
limits at the minimum the use of potentially polluting components, accor ing to current EU laws customer
must waste this evice in special sites.
External Si e
Sentinel,
External Si e
Pe al
Internal Si e
Sentinel,
Internal Si e
Pe al
18V c, internal
negative,
external positive

In or er to avoi shock or hurt risks, you shoul follow carefully the in ications reporte in this manual an
in the next list:
•Never open the case. No serviceable parts inside. For service, refer to Mezzabarba Custom
Amplification or qualified and skilled personnel.
•Never remove any screw.
•Don't expose Sentinel to rain, water sparks, excessive humidity, chemical vapours, heavy
dust, heat fonts, strong vibrations.
•Never introduce in the plugs objects different than corresponding connectors.
•After storage or transport at very low temperatures, wait about 30 minutes before switch
the unit ON.
•Always use normative-approved and good conditions mains chords. Never break or remove
earth plug!
•Before switch Sentinel ON, check mains value.
•Replace fuse only with an identical type, following the data written on the rear panel.
•In case of fuse blowing not due to extraordinary reasons (like violent mains variations,
thunderstorms or lightening), don't attempt to replace it but please contact Mezzabarba or a
qualified service.
Features and Technical Specifications
8 channels, 10 outputs.
2 x 1A, 9-12V c
2 x 500mA, 9V c
4 x 100mA, 9V c
Each channel is filtere an stabilize separately an there is a total isolation between the outputs.
115V or 230V.
Dimensions: 18 x 9 x 5,2h cm.
Weight: 1,1 Kg.