HP E1368A manual Power

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