HP E1368A Uživatelský manuál stáhnout pdf (Strana 32)

Example: Single

Channel Switching

using EXTernal

POWER

This example illustrates closing and opening coaxial switch channel 01 in a

HP E1369A Microwave Switch Driver module. For the example, the type

of switch installed in the HP E1369A is a HP 33311B (8762B), with 24Vdc

drive requirements. Figure 3-2 shows how to connect an external power

supply to the EXTernal POWER terminals to provide the necessary 24Vdc

drive for the coaxial switch.

To close channel 01, execute:

CLOS (@101) Connect channel 01 switch port 2

to port C, and terminate port 1 into

50; 1 is the card number and 01 is

the channel number.

To open channel 01, execute:

OPEN (@101) Connect channel 01 switch port 1

to port C, and terminate port 2 into

50; 1 is the card number and 01 is

the channel number.

Figure 3-2. Example: Single Channel Switching using External Power

32 Using the HP E1368A/69A/70A Modules Chapter 3

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HP E1368A Uživatelský manuál Strana 32