A2B Electronics ECO-12 User manual

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English
INSTALLATION
GUIDE
ECO-12
12 way passive combiner
design for TV

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Contents
1. Introduction
2. Unpacking the unit
3. Installation
4. Technical specification
English

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1. Introduction
Thank you for choosing this quality product from A2B Electronics. We have
made every effort to ensure that you as a customer are satisfied with the
performance and features of this product for years to come.
The ECO-12 is a product that combines the signals from up to 12 EVA
modulators together and feed those signals to one output. This gives you a nice
installation, easy to overlook.
The ECO-12 is made for 19 inch mounting so that you can install it together with
our 19 inch rack base units (EBU-100 and EBU-200).
This guide describes the installation of the unit.
For further assistance, contact your local dealer or A2B technical support at:
A2B Electronics AB
Phone: [phone]
E-mail: [email protected]
You can also visit our website www.a2b.se for further support.
English

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2. Unpacking the unit
ECO-12 is delivered with two connection cables.
The following items are included in the package:
Amount
Description
1 ECO-12, 12 way passive combiner
2 Connection cables
1 This Installation guide in printed version
Every unit is quality inspected by us before delivery. Should any items
be missing when unpacking, please contact our support service (see
page 3 for address).
English

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3. Installation
The ECO-12 has 12 inputs which allows you to combine up to 12 signals
within 5 to 1000MHz. The two cables that’s included has to be connected to
get the signals from the inputs to the output. Connect one of the cables from
“A” to “A” and the other one from “B” to “B” ( marked EXTERNAL).
Connect your signals (EVA modulator outputs) to IN1, IN2, IN3 etc. Connect
out to your measurement instrument and make sure that the combined signals
are at the same level. Connect the output (OUT) to your CATV or SMATV
network.
English
NOTE! It is very important that non used inputs are terminated with 75 ohm.

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4. Technical specification
ECO-12
12 way passive combiner
This specification may be subject to change without prior notice. English
Dimensions 425 x 125 x 40 mm
housing (exclusive front)
Size 19” 1 HU
Weight Approx. 1.4 kg
Power pass No
Shielding efficiency > 110,0 dB
Temperature range 0 to +45˚C
5-40 MHz < 13,0 dB
40-470 MHz < 13,6 dB
470-750 MHz < 14,1 dB
750-860 MHz < 14,5 dB
860-1000MHz < 15,0 dB
Miscellaneous
Insertion loss (in-out)
Connectors
Input connectors F connector female
Output connectors F connector female
Impedance 75 ohm
Number of inputs 12
Isolation
5-750 MHz > 25,0 dB
750-860 MHz > 24,0 dB
860-1000 MHz > 22,0 dB
Return loss
5-40 MHz > 20,0 dB
40-860 MHz > 18,0 dB
860-1000 MHz > 18,0 dB

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Notes
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www.a2b.se
A2B Electronics AB
Södra Allén 23-25, 591 37 Motala
P.O. Box 14, 591 21 Motala
SWEDEN
Phone [phone]
Fax [phone]
E-mail [email protected]
To view our full line of Professional E-series Products, visit our Web site
654400.01 rev_A