L
ittfinski
D
aten
T
echnik (
LDT
)
Bühler electronic GmbH
•
Ulmenstraße 43
•
15370 Fredersdorf / Germany
•
Tel.: +49 (0) 33439 / 867-0
Multi-Digital
Manual
DigitalBooster DB-4
The
DigitalBooster DB-4
is a short-circuit protected
Power-Amplifier (Booster) for digital Model Railway
Layouts from the
Digital-Professional-Series
!
The
DB-4 amplifies
the
digital formats of Märklin-
Motorola
,
mfx
®
,
M4
and
DCC
.
DB-4-G
Part-No.:
080073
>> finished module in a case <<
The DigitalBooster DB-4 provides a
maximum digital current of 2.5 or 4.5
Ampere and amplifies the digital
formats of Märklin-Motorola,
mfx
®
,
M4
and DCC.
The DB-4 can operate with several
digital command stations by using the
5-poles booster bus, the CDE booster
bus or the Roco-booster bus.
The DigitalBooster DB-4 receives the
power supply not from a classical
model railway transformer but from
the switched mode mains power
supply DB-4 PowerSupply. On this
unit is the stabilized digital track
voltage adjustable between 15 and 24
Volt, suitable for all track gauges.
This product is not a toy! Not suitable for children under 14 years. Improper use will imply danger or injuries due to
sharp edges and tips! Please store this instruction carefully.
CE Part-No.:
1370365
BU
1
+
S1
D
C
C
M
M
JP
1
JP
2
JP
3
JP
4
O
FF
O
N
Au
to
G
o
R
ai
lC
om
S
ho
rt
R
ep
or
t
re
d
b
ro
wn
LE
D1
LE
D2
GO
ST
OP
+
Litt
fin
ski
D
ate
nTe
ch
nik
(L
DT
)
KL1
K
J
4,
5
2,
5
JP
5
OUT
IN
ST1
ST2
Rev. 1.4
DB-4
B
U
3
B
U
2
C
D E
STOP/GO
KL2
KL4
KL3
Feedback
A
T
2,5 / 4,5 Ampere Booster für die Digitalformate Märklin-
Motorola, mfx®, M4 und DCC.
2,5 / 4,5 ampere booster for Märklin-Motorola, mfx®, M4
and DCC.
DB-4
DigitalBooster
Multi-Digital
Littfinski DatenTechnik (LDT)
www.ldt-infocenter.com
Digital-Profi werden!
