Instruction manual

Page 19
Page 19 of 74 UTY4422-001
No user-accessible controls or indicators are located on the module.
2.3.13.2 Electrical Characteristics
The characteristics described in Table 8 are measured at a -25 dBm input level.
Table 8. RF Switch Characteristics
Parameter Specification
Input Isolation, Port to Port
(all ports terminated)
> 35 dB, 950-1450 MHz
≥ 24 dB, >1450-2150 MHz
Input VSWR (selected port,
75-ohm system)
≤ 2.5:1, 950-1450 MHz
≤ 3.5:1, >1450-2150 MHz
Insertion Loss
≤ 1.5 dB, 950-1450 MHz
≤ 4 dB, >1450-2150 MHz
2.4 LOCAL CONTROLS AND INDICATORS
2.4.1 Front Panel
See Figure 3 (Page 25) for a view of the front panel.
2.4.1.1 Front Panel Display
The front-panel includes a 2-line by 20-character display to support the local user
monitor/control interface. See Table 24 (Page 40), and Appendix B for details on the messages
displayed there, as well as the menus supporting the keypad interface described in Section
2.4.1.2.
2.4.1.2 Front Panel Keypad
The front-panel includes a keypad for user input. The keys are right, left, up, down arrows and
SELECT, and ENTER. See Sections 2.4.1.2 and 3.9, and Appendix B for details on their use.