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6-14
HP 85106D mm-Wave System
HP 85105A mm-Wave Controller
Controlling Multiple Test Sets
Selecting a Test Set
Test Set IF Switching
The active test set is selected via the built-in ability of the HP 8510 to
generate an addressed command to the test set. Each time the HP 8510
ADDRESS of TEST SET function is changed (see the HP 8510 [
LOCAL
]
menu), the HP 8510 switches the previously addressed test set IF to external
and the newly addressed test set IF to internal. The test set front panel active
indicator shows the test set status. When the test set is active the IF signals
from the test set are applied directly to J11 TEST SET INTERCONNECT.
When the test set is inactive the IF signals appearing at J10 are passed
through to J11 and on to the next test set or to the HP 8510.
The address of the test set can be changed manually from the HP 8510 front
panel by selecting the {
ADDRESS OF TEST SET
} function. Then enter the test set
address by pressing [
x1
], or it can be changed via program control using the
HP 8510 HP-IB ADDRESS; command. Each test set HP-IB address is set
with address switches on the test set rear panel.
RF Switch Driver
Commands
A related feature of the HP 8510 is that when the HP 8510 {
ADDRESS OF TEST
SET
} function is changed, a code sequence is automatically issued over the
HP 8510 system bus to the device at the ADDRESS of RF SWITCH. In the
recommended configuration, this device is an HP 11713A attenuator/switch
driver, which in turn controls one or more HP 33311C coaxial switches. As
shown in Figure on page 6-14, these switches are used to select which test
sets receive the RF output from the network analyzer source. The exact
command issued depends upon the new value of the {
ADDRESS OF TEST SET
}
function, also shown in Figure on page 6-14.
Coaxial Switch Positions With Four Test Sets
New ADDRESS of Test Set
Test Set Switched
Coaxial Switch Port Selected
Switch #1
Switch #2
21
1
Port 1
Port 2
20
2
Port 1
Port 2
22
3
Port 2
Port 1
23
4
Port 2
Port 2
Содержание 85106D
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Страница 149: ...5 36 HP 85106D mm Wave System HP 85104A Test Set Module Assembly Procedure Figure 5 12 HP 85104A Assembly Procedure ...
Страница 153: ...5 40 HP 85106D mm Wave System HP 85104A Test Set Module Replaceable Parts Figure 5 13 HP Q85104A Replaceable Parts ...
Страница 156: ...HP 85106D mm Wave System 5 43 HP 85104A Test Set Module Replaceable Parts Figure 5 14 HP U85104A Replaceable Parts ...
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Страница 212: ...6 48 HP 85106D mm Wave System HP 85105A mm Wave Controller Replaceable Parts Figure 6 28 HP 85105A Major Assemblies ...
Страница 214: ...6 50 HP 85106D mm Wave System HP 85105A mm Wave Controller Replaceable Parts Figure 6 29 HP 85105A Semi rigid RF Cables ...
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Страница 220: ...6 56 HP 85106D mm Wave System HP 85105A mm Wave Controller Replaceable Parts Figure 6 32 HP 85105A Front Panel ...
Страница 222: ...6 58 HP 85106D mm Wave System HP 85105A mm Wave Controller Replaceable Parts Figure 6 33 Rear Panel Standard Option 050 ...
Страница 228: ...6 64 HP 85106D mm Wave System HP 85105A mm Wave Controller Replaceable Parts Figure 6 37 HP 85105A Accessories Standard ...
Страница 238: ...B 2 HP 85106D mm Wave System Upgrade Paths ...
Страница 243: ...HP 85106D mm Wave System v work surface installation 1 12 ...
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