Time Interval 1:2 Test; Figure 6-3, Time Interval 1-2 Test Configuration - Racal Instruments 2461 User Manual

Time Interval 1:2
Test
RF OUT
Performance Verification and Adjustments 6-8
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Set the UCT to its default state. Select Time Interval 1:2 as the
measurement mode, 50
mode for inputs 1 and 2 and External frequency standard.
Equipment: Signal Generator
Configure the UCT as follows:
*RST
INP1:IMP 50
IMP1:ROUT COMM
selects external frequency
CONF1:TINT
If the UCT is fitted with a TCXO or OCXO oscillator option,
connect the UCT internal reference output to the external signal
source 10MHz Input. Configure the external signal source to
accept the 10MHz reference from the UCT.
Connect the Function Generator to the UCT as shown in Figure
6-3.

Figure 6-3, Time Interval 1-2 Test Configuration

SIGNAL GENERATOR
10MHz OUT
Set the UCT input trigger slopes as shown in the following table
and check that the UCT measurement results are as given in
Table 6-5.
2461Type C User Manual
Ω impedance for input 1, Common
returns unit to default state.
selects 50Ω impedance
commons Channels1 and 2
standard
selects time Interval 1-2
IN
INPUT 1
1
GATE
VT1
VT2
ARM
IN
EXTERNAL STANDARD INPUT
IN 3
STD
OUT
T2
IN
2
OSC
UCT
Racal Instruments  1998