Operation, Remote Operation
Transponder Commands
1-2-5
ATC-5000NG ATC/DME Test Set Operation Manual
Rev. L0
Page 112
Subject to Export Control. See Cover Page for details.
February 2020
5.9.17.2.2
INTERLACED MODE
This set of commands allows the user to define an interlace mode. The illustration below demonstrates
how the interlaced ratio operates.
5.9.17.2.2.A
INTERLACED MODE ON/OFF
5.9.17.2.2.B
INTERLACED RATIO
5.9.17.2.3
MODE
Command Syntax:
{:ATC |:ATC5000NG}{:XPDR}{:DBL}{:INTERLACED|:INT}SP{ON |OFF}CR
Description:
This command turns on or off the interlaced mode.
Default:
Off
Example:
:ATC:XPDR:DBL:INT ON\r
Query:
:ATC:XPDR:DBL:INT?\r
Return:
On
Command Syntax:
{:ATC |:ATC5000NG}{:XPDR}{:DBL}{:IRATIO}SP<numeric>CR
Description:
This command sets the interlace ratio between the first interrogation and the second. For
example, if the user enters an interlaced ratio of 2, the second interrogation is transmitted every
other interrogation period of the first.
Numeric:
1 to 1000 (decimal ASCII)
Default:
1
Example:
:ATC:XPDR:DBL:IRATIO 11\r
Query:
:ATC:XPDR:DBL:IRATIO?\r
Return:
11
Command Syntax:
{:ATC |:ATC5000NG}{:XPDR}{:DBL:}<interrogation number>{:MOD |:MODE}SP<numeric>CR
Description:
This command sets the transponder interrogation mode of the selected double interrogation.
<interrogation number> defines the double interrogation number.
Interrogation:
1 to 2 (decimal ASCII)
Numeric:
0 to 11 (decimal ASCII)
Value
Mode
0
Mode A
1
Mode C
2
Mode A Only All Call
3
Mode C Only All Call
4
Mode A/Mode S All Call
5
Mode C/Mode S All Call
6
Mode S
7
P1 to P2
8
Pulse
9
DME 12 µs Spacing
10
DME 30 µs Spacing
11
Alternate Mode A/Mode C
Default:
0
Example:
:ATC:XPDR:DBL:2:MOD 6\r
Query:
:ATC:XPDR:DBL:2:MOD?\r
Return:
6
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