Instructions
RIGOL  Chapter 4 Command System for VSA Mode 
4-50  RSA3000E Programming Guide 
Remarks 
The minimum capture length is 10. 
The maximum capture length MImax is determined by points/symbol. When setting points/symbol to 4, 
MImax is 4096; when setting points/symbol to 8, MImax is 2048. 
Return Format
The query returns the number of symbols in integer. 
Example
The following command sets the number of symbols to 200.  
:SENSe:DDEMod:SWEep:POINts 200 
The following query returns 200.   
:SENSe:DDEMod:SWEep:POINts? 
[:SENSe]:DDEMod:SYNC:ALENgth 
Syntax 
[:SENSe]:DDEMod:SYNC:ALENgth <interger> 
[:SENSe]:DDEMod:SYNC:ALENgth? 
Description 
Sets the sync analyze length. 
Queries the sync analyze length. 
Parameter
Name 
Type 
Range 
Default 
<interger> 
Integer 
50 to 4096 
50 
Remarks 
This command is valide only when the sync search function is enabled and the burst search is disabled. 
Return Format
The query returns the sync analyze length in integer. 
Example 
The following command sets the sync analyze length to 50. 
:SENSe:DDEMod:SYNC:ALENgth 50 
The following query returns 50. 
:SENSe:DDEMod:SYNC:ALENgth? 
[:SENSe]:DDEMod:SYNC:BURSt:RUNIn 
Syntax 
[:SENSe]:DDEMod:SYNC:BURSt:RUNIn <interger> 
[:SENSe]:DDEMod:SYNC:BURSt:RUNIn? 
Description 
Sets the burst search run-in. 
Queries the burst search run-in. 










