2.3.15.2 Electrical Characteristics; Local Controls And Indicators; Front Panel; Front Panel Display - Wegener UNITY4000 Instruction Manual

Audio integrated receiver decoder
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No user-accessible controls or indicators are located on the module.

2.3.15.2 Electrical Characteristics

The characteristics described in
Parameter
Input Isolation, Port to Port
(all ports terminated)
Input VSWR (selected port,
75-ohm system)
Insertion Loss
2.4

LOCAL CONTROLS AND INDICATORS

2.4.1

Front Panel

See
Figure 3
(Page 26) 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
messages displayed there, as well as the menus supporting the keypad interface described in
Section
2.4.1.2
(Page 21).
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 Section
their use.
2.4.1.3
Indicator LEDÕs
Label
Mnemonic
CARRIER
Table 9
are measured at a Ð25 dBm input level.

Table 9. RF Switch Characteristics

Table 23
(Page 44), and
3.9
(Page 41) and
Table 10. Front Panel LEDÕs*
Meaning (see Section
Carrier Tracking indication
Page 21 of 77
Specification
> 35 Db, 950-1450 MHz
≥ 24 Db, >1450-2150 MHz
≤ 2.5:1, 950-1450 MHz
≤ 3.5:1, >1450-2150 MHz
≤ 1.5 Db, 950-1450 MHz
≤ 4 Db, >1450-2150 MHz
APPENDIX B
APPENDIX B
(Page 56) for details on
3.2
(Page 30)
Page 21
(Page 56) for details on the
Color
Green
UTY4000-003

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