Symmetricom 5087B Operation And Maintenance Manual page 35

Table 3 Electrical specifications (Continued)
Item
Harmonic Distortion (input and
output ≥1 Vrms)
Spurious (input and output
≥1 Vrms)
Isolation
Output to output
Output to input
Symmetricom 5087B Operations and Maintenance Manual Rev. E
Specification
<–40 dBc
<–80 dBc (10 Hz to 50 kHz)
< -104 dBc (typical)
Output isolation is measured by injecting 900 Hz signal (0.5Vpp and 20us
wide) into an output port and measuring the associated phase noise spur at 900
Hz offset on adjacent output ports and input port.
< -100dBc
A
Specifications
35