Cobra Acoustic ACA-003 User manual

Cobra ACA-003 4 Channel Line Mixer
© Cobra International Trading Ltd
®
The Cobra ine mixer has been designed to be re iab e, cost effective and bui t for continuous, troub e-free operation under
rigorous use. Cobra Acoustics unique degree of commitment to research, qua ity-contro and testing resu ts in continuous
improvement of the product. If you need specia assistance beyond the scope of this manua , p ease contact our technica
support department.
Warning
To prevent damage to the product or e ectric shock do not expose this device or its power supp y to rain or moisture.
Before Use
• Before you start using this unit, p ease check if there’s no transportation damage. Shou d there be any, do not use the
device and consu t your dea er first.
• Important: This device eft our factory in perfect condition and we packaged. It is abso ute y necessary for the user to
strict y fo ow the safety instructions and warnings in this user manua . Any damage caused by mishand ing is not subject
to warranty. The dea er wi not accept responsibi ity for any resu ting defects or prob ems caused by disregarding this
user manua .
• Keep this book et in a safe p ace for future consu tation. If you se the amp ifier, be sure to add this user manua .
• To protect the environment, p ease try to recyc e the packing materia as much as possib e.
Safety Instructions:
Caution: To reduce the risk of e ectric shock, do not remove the top cover. No user-serviceab e parts inside. Refer
servicing to qua ified service personne on y.
Caution: Remember excessive oud noise can serious y damage ong-term hearing, a ways keep vo umes as ow as possib e.
• To avoid condensation forming inside, a ow the unit to adapt to the surrounding temperatures when bringing it
into a warm room after transport.
• This unit is for indoor use on y.
• Don’t p ace meta objects or spi iquid inside the unit. If a foreign object enters the unit, immediate y disconnect the
mains power.
• No naked f ame sources, such as ighted cand es, shou d be p aced on the app iance.
• Keep the unit away from chi dren.
• Inexperienced persons shou d not operate this device.
• Maximum safe ambient operating temperature is 40 degrees. Don’t use this unit at higher ambient temperatures.
• A ways unp ug the unit when it is not used for a ong time or before you start servicing.
• The power supp y shou d a ways be in perfect condition. Switch the unit immediate y off when the power supp y cab e is
squashed or damaged, or there is any damage to the power supp y casing.
• In order to prevent e ectric shock, do not open the cover, there are no user serviceab e parts inside.
• In the event of serious operating prob ems, stop using the app iance and contact your dea er immediate y.
• Due to safety reasons it is prohibited to make unauthorized modifications to the unit.
• A ways use the power supp y that is supp ied with the product. If the power supp y needs to be rep aced a ways use one
with the correct power, vo tage and connector.
Description
This is a professiona 4 channe ine eve mixer. It is designed to mix down 4 mono ine eve signa s. The inputs and output
are via 1/4" mono jack p ugs. A good examp e of use is if you are running ow on mixer channe s on your main mixer then
use this to add a few more channe s in. Each input has its own eve contro .

I portant Precautions & Instructions
2
Features
• Four mono ¼” Jack Inputs.
• One Mono ¼” Jack Output.
• Individua Leve Contro s.
• Very Compact Design.
• U tra ow Noise Components.
• Powered Via 12 Vo t Supp y (Inc uded)
Specification
Line Input Connectors: 1/4'' TS
Input Impedance: 4.7k Ohms
Maximum Input Leve : +16dBu
Output Connector: 1/4'' TS
Output Impedance: 80 Ohms Approx.
Maximum Output Leve : +16dBu
Power Supp y: 12v DC 500mA
Dimensions: 47mm x 58 x 104mm
Weight: 0.37kg
Functions
1. Connection for 12-vo t power supp y.
2. Four Input Connection ¼” jack mono.
3. Output Connection ¼” jack mono.
4. Four eve Contro s
5. Power indicator ights green.
Operation
• Connect up to 4 mono ine eve signa s from any sound source, such as: Synths, Sequencers and keyboards.
• Connect the ¼” jack mono output to a input on a mixer or other suitab e device.
• Make sure a eve s are turned down.
• Connect the mixer to the power supp y inc uded with the mixer and make sure the green LED ights up when the power is
turned on.
• Turn the mixer vo umes up s ight y, then gradua y turn up the mixer vo ume up.
• Adjust a vo umes to suit.
• Remember oud music eve s can serious y damage your hearing.
❸
❹
❺
❷❶