Black Box MT243A Manuel utilisateur

Black Box Corporation • 1000 Park Drive • Lawrence, PA 15055-1018 • Tech Support: 72 -7 6-5500 • www.blackbox.com • e-mail: [email protected]

Connects 75-ohm dual

coax to 120-ohm

twisted pair.

Performs conversion

for up to 16 ports.

Data rates up to

2.0 8 Mbps.

Chassis mount in

standard 19-inch racks.

atch multiple sets of dual

75-ohm coax connections

to multiple 120-ohm twisted-pair

connections with these G.703

solutions.

Who needs these baluns?

Carriers that need to provide

120-ohm G.703 service for

customers retaining 75-ohm CPE

hardware. These baluns also

enable carriers who have

standardized on 75-ohm coax to

Connect your 75-ohm equipment

to a 120-ohm G.703 network.

KeyFeatures

BALUNMATE

10/7/2003 #20998

Ordering Information

ITEM CODE

Choose the complete solution…

Balun Mate ..................................................................MT2 3A

…or choose the chassis and buy as many modules as

you need…

Balun Chassis .............................................................RM2 3A

Balun Module ..........................................................MT2 3C-F

provide 120-ohm terminations to

their customers (in keeping with

European ONP requirements).

If you need a lot of connec-

tions right away, order the Balun

Mate (MT2 3A)—you’ll get the

panel plus 16 installed balun

modules. Or you can order an

empty Balun Chassis (RM2 3A)

and add as many Balun Modules

(MT2 3C-F) as you need for your

application.

Supporting E1 data rates of

up to 2.0 8 Mbps, the panels bi-

directionally match not only signal

impedance, but also the pulse

shapes of the signals according

to the ITU G.703 standard. Also,

no AC power or batteries are

required.

The Balun Mate and Balun

Chassis are designed to occupy

only 2U in a standard 19-inch

( 8.3-cm) rack.

Link-to-Data Isolation:

500 volts AC/DC

Speed: 2.0 8 Mbps

Transmission Line:

G.703 (unstructured)

Connectors:

75-ohm: Dual coax BNC F;

120-ohm: Shielded RJ- 5 jack

(internal terminal block

included)

Temperature Tolerance: 32 to 122°F

(0 to 50°C)

Power: From the interface

Size: RM2 3A: 3.5"H (2U) x 19"W x

1.9"D (8.9 x 8.3 x .8 cm)

Weight: MT2 3A: 2.5 lb. (1.1 kg);

RM2 3A: 1.1 lb. (0.5 kg);

MT2 3C-F: 0.1 lb. (<0.1 kg)

Specifications

Black Box Corporation.

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