Comtech-ef-data PCB-4300 User Manual download pdf (Page 28)

PCB-4300 1:2 Phase Combiner Revision 2

External Connectors MN/PCB4300.IOMMN/PCB4300.IOM

2–6

2.2.4 RF INPUT SWITCH J6 Connector

The PCCB contains a built-in selector switch, a latching 28 VDC coaxial

unit. The position of this switch is selected by the RF INPUT SWITCH J6

– a 6-pin circular connector (CEFD P/N CN/MS-PT07M6PC). Its pinout

specification is provided in Table 2-5.

Mating connector: ITT Cannon MS

3116J10-6S

(CEFD P/N CN/MS3116J10-6S).

Table 2-5. Connector J6 Pinouts

Pin # Signal Function Signal Name / Description Direction

POS1, Drive Input

Ground GND

POS2, Drive Input

POS1, Indicator Output

Ground GND

POS2, Indicator Output

2.3 RF Interface Connectors

2.3.1 RF IN 1 J7, RF IN 2 J8 Connectors

The RF IN 1 J7 and RF IN 2 J8 connectors are Type ‘N’ female connectors,

each serving as an RF signal input interface to the PCCB. Note the following:

• The RF IN 1 J7 input is selected when the RF INPUT SWITCH J6’s

“POS1” Signal Function is activated.

• The RF IN 2 J8 input is selected when the RF INPUT SWITCH J6’s

“POS2” Signal Function is activated.

2.3.2 SSPA OUT 1 J9 Connector

The SSPA OUT J10 connector, located on the left side panel of the PCCB, is

a Type ‘N’ female connector. It provides the RF signal output from the PCCB

to SSPA #1.

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Comtech-ef-data PCB-4300 User Manual Page 28