RAD FOMi-E3 and FOMi-T3
fiber optic modem specifications

RAD FOMi-E3 and FOMi-T3 high speed fiber optic modem -
extend the  transmission range of electrical E3 or T3 over fiber optic cables:

FOMi-E3 for E3 rates (34.368 Mbps)
FOMi-T3 for T3 rates (44.736 Mbps)


DTE INTERFACE

Data Rate
E3: 34.368 Mbps
T3: 44.736 Mbps
HSSI-E3: 8.592, 17.184 or 34.368 Mbps
HSSI-T3: 11.184, 22.368 or 44.736 Mbps

Line Code
E3: HDB3
T3: B3ZS

Impedance
E3/T3: 75, unbalanced HSSI: 110

Range
E3/T3: According to ITU-T Rec. G.703
HSSI: 2m (6.5 feet), nominal

Connectors
E3/T3: Two shielded BNC connectors (unbalanced)
HSSI: One SCSI-50

FIBER OPTIC INTERFACE

Applicable Standard
ITU-T Rec. G.956

Line Code
CDP

Redundancy
Additional link is optional

STATION CLOCK

Input Data Rate
E1: 2.048 Mbps
T1: 1.544 Mbps

Line Code
AMI or Square

Impedance
75, unbalanced

Connectors
Two shielded BNC

GENERAL

Diagnostics
Loopbacks:
Local analog (LLB)
Remote digital (RLB)
Local digital loopback (DIG)
Dual LLB+DIG (DLB)
Router loopback (LC), for units with HSSI interface only
Statistics collection:BPV (electrical), LCE (fiber optic), PSES (electrical and fiber optic), UAS (electrical and fiber optic)

Control Port
V.24 (RS-232) DTE, operating at 9.6 kbps to 115.2 kbps,

Control Port Connector
D-type, 9-pin, female

Alarm Relay Port
Dry contact via 9-pin, D-type, female connector.
Operates as Normally Open and Normally Closed, using different pins.

 


ORDERING

FOMi-E3/*/#/$/^
E3 and HSSI manageable fiber optic modem

FOMi-T3/*/#/$/^
T3 and HSSI manageable fiber optic modem

FOMi-E3CF/#/$/&
E3 manageable fiber optic modem card for LRS-24 ETSI version

FOMi-E3CB/#/$/&
E3 manageable fiber optic modem card for LRS-24 ANSI version

FOMi-T3CF/#/$/&
T3 manageable fiber optic modem card for LRS-24 ETSI version

FOMi-T3CB/#/$/&
T3 manageable fiber optic modem card for LRS-24 ANSI version

* Specify power supply:
AC
for 110230 VAC
ACR
for redundant 110230 VAC
24
for 24 VDC
24R
for redundant 24 VDC
48
for -48 VDC
48R
for redundant -48 VDC

# Specify fiber optic interface type (# for connector type, followed by & for optical wavelength):

ST for ST type connector
SC
for SC type connector
FC
for FC/PC type connector
& 85
for 850 nm, multimode, VCSEL
13MM
for 1310 nm, multimode,

LED
13L
for 1310 nm, single mode, laser diode

13LH for 1310 nm, single mode, long haul laser diode

15L for 1550 nm, single mode, laser diode

15LH for 1550 nm, single mode, long haul laser diode

SF1 for 1310 nm transmit and  1550 nm receive

SF2 for 1550 nm transmit and 1310 nm receive

Note: For single fiber connection (WDM) one of the devices must be ordered with an SF1 interface and the other with an SF2 interface.

interface.

$ Specify R for redundant fiber optic

link (see # and &, above, for options)

^ Specify station clock or HSSI:

STC for station clock (not available for units with HSSI interface)

HSSI for HSSI (standalone units only)


Part Numbers for the  RAD FOMI-T1 RAD FOMI-E1

FOMI-E1T1/CB/SC13                      
FOMI-E1T1/CB/SC15L                     
FOMI-E1T1/CB/ST13                      
FOMI-E1T1/CB/ST85                      
FOMI-E1T1/CDB/SC13L/RJ                 
FOMI-E1T1/CDB/ST13/RJ                  
FOMI-E1T1/CDB/ST13L/RJ                 
FOMI-E1T1/CDB/ST85/RJ                  
FOMI-E1T1/CDF/ST13/RJ                  
FOMI-E1T1/CDF/ST85/RJ                  
FOMI-E1T1/CF/ST13                      
FOMI-E1T1/CF/ST85                      
FOMI-E1T1/M/1/SC13                     
FOMI-E1T1/M/1/SC13L                    
FOMI-E1T1/M/1/SC85                     
FOMI-E1T1/M/1/ST13                     
FOMI-E1T1/M/1/ST85                     
FOMI-E1T1/M/230/SC13                   
FOMI-E1T1/M/24/SC13                    
FOMI-E1T1/M/4/FC13                     
FOMI-E1T1/M/4/SC15L                    
FOMI-E1T1/S/1/SC13L                    
FOMI-E1T1/S/1/ST13                     
FOMI-E1T1/S/1/ST85                     
FOMI-E1T1/S/4/FC13                     
FOMI-T3/48/15LFC/R                     
FOMI-T3/48/R/13ST                      
FOMI-T3/48/R/13ST/STC                  
FOMI-T3/AC/13MMSC/13MMSC/STC           
FOMI-T3/AC/13SC                        
FOMI-T3/AC/13ST                        
FOMI-T3/AC/13ST/HSSI                   
FOMI-T3/AC/85SC                        
FOMI-T3/AC/85ST                        
FOMI-T3/AC/R/13LSC                     
FOMI-T3/AC/R/13LSC/STC                 
FOMI-T3/AC/R/13SC/R/STC                
FOMI-T3/CB/15LFC/R                     
FOMI-T3/CB/85SC                        
FOMI-T3/CB/85ST                        
FOMI-T3/CB/ST13                        
FOMI-T3/CF/ST85                        

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301-924-7400 EXT 25

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