MODEL CLE-373
     

   
Product Brochure
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  Technical Practice
[363KB]
 

70% range increase from the DMS100 switch!

The operating range of Northern Telecom's DMS100 switch for Digital CENTREX can be increased by 70% with the CLE-373. The normal operating range of Meridian Digital Centrex is 15,000 feet. By installing the CLE-373 at the Central Office you can increase this distance to 21,000 feet on 26 guage cable and to 26,000 feet on 24 gauge cable. The CLE compensates for losses between 21 dB and 35 dB. The CLE can provide the necessary gain to compensate both the messaging channel (8 KHz) and the voice channel (0-3 KHz). The CLE-373 offers flexible mounting by being compatible with the Wescom 400, Tellabs Type 10, UVF or MFT shelf types.

Application
Specifically designed for locations outside of the normal range of the DMS100 switch. If you want to have Meridian Business Sets installed in your office or home but are outside the normal limits of the DMS100 switch’s range, the CLE-373 could be the perfect solution. All the telephone company does is install the CLE at their Central Office where the DMS100 resides and the operational loop length to the MBS is extended. This means that Centrex service can be made available to many of those people who previously were unable to use Meridian Business Sets because they were too far from the Central Office.

Line Improvement with CLE

Range Extension

Benefits
– Extends voice, message signaling and DC power
– Easy Central Office installtion; fast, accurate aligning
– Mounts in standard VF card cages
– Compatible with DMS100 maintenance diagnostics

Ordering Information
Shelf Type
TA RA TB RB BATT GRND Cable Gauge Order
Cabling to Card Connector Pins
Wescom
400
or
Tellabs
Type 10
40 39 50 49 35 17 24/26 CLE-373Q
22 CLE-373P
51 33 41 49 35 17 24/26 CLE-373Q
22 CLE-373P
55 49 47 47 35 17 24/26 CLE-373R
22 CLE-373N
Wescom
Universal
Shelf
As Required 24/26 CLE-373Q
CLE-373R
22 CLE-373N
CLE-373P
MFT 17 19 14 13 11 18 24/26 CLE-373R with CLE ADAPT
22 CLE-373N with CLE ADAPT
Northern
Telecom UVF
2 3 1 4 8 7 24/26 CLE-373B
22 CLE-373B2

Specifications
  Min Typical Max Unit
Input Impedance        

Converts the non-loaded

900 ohms plus    
cable impedence to 2.16 mfd    
Return loss   14   dB
Miscellaneous        
DC Loop Range     1750 ohms
On 26 gauge non-loaded cable with C.O. battery between -48 to 56 volts
AC Loop Range at 8KHz 21   35 dB
Amplifier Gain at 8 KHz 0   9 dB
Distortion     -50 dB
Longitudinal Balance 60     dB
Idle Noise     12 dBrnC
Cross Talk Side by Side     80 dB
Environmental        
Operating Temperature 32   122 °F
  0   50 °C
Humidity (non-condensing) 0   95 % RH

Dimensions (HxWxL)
1.5" x 5" x 4" (3.8 cm x 12.7 cm x 10.2 cm)

Shipping Weight
1.79 lbs (812 grams)

Model

 

CLEITM Code

CLE-373P  

MTSXAB0BAA

CLE-373Q   MTSXAC0BAA
CLE-373R   MTSXAC5BAA
CLE-373N   MTSXAB5BAA
     
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