Specification of Optical Transmitter

RF Parameters :
 Laser Diode :  Lasertron,  part No.   QLM3S860SPEC


Modulation Bandwidth
60KHz - 1GHz
Frequency Response
+/- 2.0 dB
Input Impedance
50 Ohm
Input 1dB compression point
[Measured with 32MHz wide , noise sourcecenterd at 70MHz]
> +10 dBm
Input 3rd order intercept point
> +18 dBm
Equivalent input noise
<= -135 dBm


DC Parameters :

Slope Efficiency [slope of Power Vs Current curve]
>=  0.04mW/mA  
Optical Output Power
>= 0.5mW
Peak Optical Wavelength
1300 +- 10 nm
Spectral Width (rms)
<1.5 nm
Maximum DC power Requirement
+5V @ 1 A [Tamb = 65 deg.C]
-5 V @ 80 mA [Tamb = 25deg. C]
+12V @ 80 mA


Specification of Optical Receiver

RF Parameters:
Photo Diode : Epitax make, part No ; ETX75FJ-SLR


Modulation Bandwidth                                  
7MHz - 870 MHz (min)
Frequency Response
+-2.0 dB
Input Impedance
50 Ohm


DC Parameters :
Responsivity
>= 0.8 mA/mW  
Operating Wavelength
1100 - 1600 nm
Optical Return Loss
> 45 dB
Maximum DC Power Requirement
+12V @ 90 mA