Rolls DB 25b - Manual
Rolls DB 25b – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
INTRODUCTION
Thank you for your purchase of
the DB 25b, a passive direct box
designed to take high impedance
signals and convert them to low
impedance. The unit features an
Attenuator volume control for the
input signal, and a Ground Lift
switch which may reduce
unwanted hum caused by "ground
loops".
DESCRIPTION
Input Jacks: 1/4" unbalanced
jacks for receiving line or
instrument level signals.
Attenuator: Reduces the input
signal by the amount indicated.
Ground Lift Switch: In the "Lift"
position, the ground connection of
the XLR jack is disconnected from
the chassis.
Output Jack: XLR balanced jack
for connection to a mixing board
or other balanced input device.
SPECIFICATIONS
Frequency Response: 20 - 20kHz +/- 3 dB
Output Impedance: 600 Ohms
Input Impedance: 50K Ohms
Max Output Level: +4 dBm
FOR WARRANTY
INFORMATION, SEE
OUR WEBSITE;
WWW.ROLLS.COM
Rolls Corporation
Salt Lake City, UT
02/08
DB25b Direct Box
DB25b Direct Box
DB25b Direct Box
SCHEMA
TIC
TFI
L D
NU
OR
G
RO
TA
UN
ETT
A
3
1
2
1
WS
TS
PS
1
2
3
3J
M K
CAJ
RL
X
1J
4/1
EN
OH
P
2J
4/1
EN
OH
P
1T
OID
UA
RM
FX
1P
K05
P
CE
S
mho
006
OT I
RP
K05
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