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B - Performance, Calibration, and Configuration
144
DC Power Supply
8V @ 5A (for current sink verification/calibration)
25 V source (for DVM verification/calibration)
Agilent 6611C, 6631B
6631C, or 6633B
GPIB Controller Full GPIB capabilities (only required if you are
calibrating the unit over the GPIB)
HP Series 200/300 or
equivalent
Oscilloscope Sensitivity: 1 mV
Bandwidth Limit: 20 MHz
Probe: 1:1 with RF tip
Agilent 54504A or
equivalent
RMS Voltmeter True RMS
Bandwidth: 20 MHz
Sensitivity: 100 µV
Agilent 3400B or
equivalent
Variable-Voltage Transformer Adjustable to highest rated input voltage range.
Power: 500 VA
RC network (required for stable
operation in H-remote mode)
Capacitor: fixed film 25 µF, 50V
Resistor: 0.25Ω, 1W
Kit p/n 6950L#T03
Measurement Techniques
Test Setup
Figure B-1 shows the setup for the tests. Use load leads of sufficient wire gauge to carry the full output
current (see chapter 3).
Load
-S - +
+S
resistor
DC
A
mmete
r
-
+
Load
-S
-
+
+S
resistor
DC
A
mmete
r
-
+
+
-
External
DC supply
c.
d.
400 ohm
Electronic
-
+
Load
NOTE: Connector
is removable
DVM, scope, o
r
rms Voltmeter
-
+
-S - +
+S
a.
NOTE: Connector
is removable
e.
-
+
External DC
- +
Supply
DC
Voltmete
r
-
+
-S -
+ +S
DVM connector
Output 1
connector
connect this lead only
when calibrating the unit
(only for
verification)
for CV tests
Electronic
- +
Load
-S - +
+S
-
+
b.
Current
monitor
NOTE: Connector
is removable
DVM, scope, o
r
rms Voltmeter
for CC tests
Figure B-1. Verification and Calibration Test Setup