Omnitronic LITTLE HELPER Series User Manual

USER'S MANUAL
LITTLE HELPER SERIES

Passive stereo-line-isolator

The LH-081 is a passive DI-box for transmitting audio signals. This product was designed for indoor use
only.
For avoiding hum for galvanic separation
Two high-quality audio transformers
Inputs and outputs via RCA sockets
Rugged metal housing

Safety Instructions

Before your initial start-up, please make sure that there are no transport damages.
Should there be any, do not take the device into operation and immediately consult your
dealer.
Operate the device only after having familiarized with its functions. Do not permit operation by
persons not qualified for operating the device.
Protect the device against humidity and heat. The ambient temperature must always be between
5° C and 35° C. Keep away from heaters and other heating sources!
Maintenance and service operations are only to be carried out by authorized dealers. Damage,
caused by manual modifications on the device are not subject to warranty. If the device is used for
other purposes than originally intended or if it is not correctly connected, the product may suffer
damages and the guarantee becomes void.

Connections

With the LH-081 , you can galvanically separate different audio devices.
In order to obtain highest sound-quality, only use high-quality cables for connecting the devices.
Make sure that the cables are properly fixed.
INPUT 2
Connect your signal source (e.g. guitar, bass guitar, keyboard, etc.) to the INPUT socket.
Connect the microphone input of your stage mixer to the OUTPUT socket.
© Copyright
Nachdruck verboten!
Reproduction prohibited!
INPUT 1 OUTPUT 2 OUTPUT 1

Cleaning and Maintenance

We recommend a frequent cleaning of the device. Please use a soft lint-free and moistened cloth.
Never use alcohol or solvents!
There are no serviceable parts inside the device. Maintenance and service operations are only to
be carried out by authorized dealers.
Should you need any spare parts, please use genuine parts.
Should you have further questions, please contact your dealer.

Technical Specifications

Frequency range:................15 Hz - 30 kHz
Input impedance: ................600 Ohm
Output impedance: .............600 Ohms
S/N-ratio: ............................>95 dB
Dimensions:........................ 110 x 75 x 40 mm
Weight: ...............................300 g
Please note: Every information is subject to change without prior notice. 20.06.2007 ©
LH-081
10355081_V_1_0.DOC
www.omnitronic.com