Terahertz Technologies Inc.Terahertz Technologies Inc.
(888) U.S.-OTDRS

The FTE7000A-DWDM is a Tunable DWDM OTDR with 96 wavelengths from the C Band spectrum. These 96 wavelengths are available in a single hand-held, tunable OTDR. The FTE7000A-DWDM also operates as Tunable Light source with 0 to +5 dBm output. Use the FTE7000A-DWDM for commissioning and troubleshooting DWDM Metro Ethernet Networks. The FTE7000A-DWDM OTDR offers one-touch auto test with up to 96 DWDM wavelengths, Automatic Pass/Fail summare with Fib-R-Map trace analysis and allows for testing throught MUX and DEMUX units.  Use the Supplied Cert-Soft software to produce complete networks test documentation.  The FTE7000A-DWDM also includes a auto pass/fail video scope with auto image centering.
Tunable OTDR with 96 C Band Wavelengths
Tunable CW/Pulsed Laser Source w/ 50/100GHz Spacing
Touch Screen Operation
Fib-R-View Auto Pass/Fail/Centering Fiber Inspector 
Fib-R-Map Comprehensive Event Analysis
96 Channels (15-62.5) on the ITU Grid
35 dB OTDR Dynamic Range
12 Hour Li-ion Battery Pack
Bidirectional Analysis
Bluetooth Android Tablet Operation
Report Generating Software Included 


Fiber Characterization in DWDM Networks
Varify ROADM Channel Routing
Wavelength Provisioning 
Test through OADMs
In service DWDM Network Trouble shooting
 CBH Antenna Feeds 







Ordering Information


 C Band  DWDM Tunable OTDR/Laser Source  
1527.4nm - 1565.4nm


FTE7000A-DWDM OTDT/Laser Source and FTE8100-C Mini OSA 


Video Probe for FTE7500A-CWDM and FTE7500A-DWDM  and FTE7000 SeriesVideo Probe



OTDR Specifications

Standard Wavelengths

1527.4-1565.4nm @ 0.4 and 0.8nm Spacing

Dynamic Range


Pulse Width

5 - 20,000 ns

Units of Measurement

km, kf, mi 

Event Dead zone


Attenuation Dead Zone


Data Points

up to 120,000


  .125 - 32m

Distance Uncertainty ±(0.75m + 0.005% x distance + sampling resolution)
Full Scale Distance Range 1-240km 
Typical Real-time Refresh Rate 2 Hz
Group Index of Refraction (GIR) 1.024 - 2.048
Linearity  ± .05 dB/dB
Memory Capacity (Internal) ~1000


Frequency Range

192 - 196 THz (1529-1563nm) 


 1.5 GHz

Line Width

1 MHz  

Side Mode Suppression Ration

45 dB  

Output Power Range

+8 dBm to +14 dBm (C Band) 

Power Setting Resolution

0.01 dB 

Power Variation over Wavelength Range

± 0.5 dB 

Minimum Channel Spacing

 50 GHz (0.4nm)

Fiber Type 9/125 µm 
±Relative Intensity Noise -140 dB/Hz 


General Specifications

Graphical Display

4 in Color Touch Screen 

Power Supply / Charger

 Input 100-240V 50-60Hz, 0.6A / Output 15V, 1.2A

Battery / Operating Time

 Rechargeable Li-Ion / 10 hour

Storage Temperature

 -20 to 60 C

Operating Temperature Range

-10 to 40 C 

Dimensions (w/out rubber boot ) 7.75” L x 4.5” W x 2.25” H  (197mm L x 114mm W x 57mm H)  
Weight 1.7 lbs
Communications / Ports Bluetooth / USB-PC
Connector Styles FC, SC Interchangeable
Accessories Provided Universal Power Adapter w/US, UK, Continental Europe, and Australian Plugs, Interchangeable FC and SC Adapters, Windows/Telcordia SR4731 Software, Rubber Boot and Manual on CD, 2 stylus








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