
©2016 CAD Audio Part No. 62267-34-00 July2016
DA4090
Antenna Distribution
User Guide
Two-Year Limited Warranty
CAD Audio hereby warrants that this product will be free of defects in
material and workmanship for a period of two years from the date of
purchase. In the unlikely event that a defect occurs CAD Audio will, at
its option, either repair or replace with a new unit of equal or greater
value. Retain proof of purchase to validate the purchase date and return
it with any warranty claim.
This warranty excludes exterior nish or appearance, damage from
abuse, misuse of the product, use contrary to CAD Audio’s instructions
or unauthorized repair. All implied warranties, merchantability, or tness
for a particular purpose is hereby disclaimed and CAD Audio hereby
disclaims liability for incidental, special or consequential damages
resulting from the use or unavailability of this product.
This warranty gives you specic legal rights and you may have other
rights that vary from state to state. Some states do not allow the exclusion
or limitation of incidental or consequential damages or limitations on
how long an implied warranty lasts, so the above exclusions and
limitations may not apply to you.
Note: No other warranty, written or oral is authorized by CAD Audio.

Specications DA4090
Input Impedance ............................................................................... 50ohms
Output Impedance ............................................................................ 50ohms
Antenna Input Connector ....................................................................... BNC
Antenna Output Connector .................................................................... BNC
Gain ...................................................................................................... 0 - 3dB
Frequency Range ..................................................................200MHz - 1GHz
Power Supply .........................................................................DC 12 - 18V 3A
Power Outputs ...........................................................................600mA each
Dimensions ........................................................ 1.8" [4.5cm] x 16.1" [41cm]
x 6.3" [16cm]
Weight [mass] .......................................................................... 4.4lbs [2.0kg]
DA4090 DISTRIBUTION AMPLIFIER
LINK
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SCAN
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ScanLink
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ScanLink
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ScanLink
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ScanLink
Using the DA4090 Distribution Amplier to Simplify
Multiple-System Installations
1. BNC 50 ohm cable.
2. Power cable.
3. Power adapter.
4. BNC whip antennas (not included).
5. BNC bulkhead connectors.
DA4090 Antenna Distribution Amplier Layout
1. On/Off switch.
2. Holes for BNC bulkhead connectors to
front mount antennas.
3. Antenna inputs.
4. Antenna distribution outputs.
5. Power outputs: provides power to receivers.
6. AC adapter input.