VXI SM8000 - Manual (Page 20)

VXI Technology, Inc.
20 SM8000 Series Introduction
SM8101 / SM8102 - O PTICAL A TTENUATORS
The SM8101 and SM8102 are single-slot VXIbus modules. The SM8101 is a single-channel
variable attenuator, and the SM8102 is a two-channel variable attenuator.
SM8101 / SM8102 S PECIFICATIONS
A TTENUATOR
A TTENUATION R ANGE
2 0 – 10 dB 11 – 30 dB 31 – 60 dB
Resolution
Repeatability
Absolute
Accuracy
PDL 3
0.10 dB 0.12 dB 0.15 dB
±0.05 dB ±0.10 dB ±0.10 dB
±0.10 dB ±0.20 dB ±0.25 dB
0.08 dB 0.10 dB 0.30 dB
I NSERTION L OSS
0.6 dB typical, 1.5 dB maximum
B ACK R EFLECTION
-50 dB maximum
T URNING S PEED
50 ms minimum, 1400 ms maximum
D AMAGE T HRESHOLD
24 dBm maximum
O PERATING T EMPERATURE
0°C – 50°C
S TORAGE T EMPERATURE
-20°C – 70°C
H UMIDITY
40
°C / 90% Relative Humidity / 5 days
Notes
1
All specifications referenced without connectors.
2 Maximum attenuation for multi-mode components is 40 dB.
3 Measured at 1550 nm, single-mode only.