ST-2500/2500C New QAM Analyzer

ST-2500/2500C is a new product of SUNMA which bases on 1191’s software & hardware technology. It is a QAM Analyzer with TFT LCD display which supports Linux Operating system. And this model inherits all measurement functions of 1191, increases many functions such as HUM, Depth of Modulation. Also

Specifications：

ST-2500/2500C New QAM Analyzer

ST-2500/2500C is a new product of SUNMA which bases on 1191’s software & hardware technology. It is a QAM Analyzer with TFT LCD display which supports Linux Operating system. And this model inherits all measurement functions of 1191, increases many functions such as HUM, Depth of Modulation. Also it is optimized many key index for more convenient and precise Testing& Measurement.

Features:
＊DATV analysis:level,C/N,Hum,DOM
＊QAM analysis:MER/BER and constellation,Digital level
＊Support LAN: it can communicate with PC
＊Enhanced Spectrum Analysis Function: Increasing Positive/Negative/Averaged Peak Value demodulation function
＊Optimized DSP and Baseband Protocol Technology makes the testing rate faster
＊Cable Modem Testing
＊Linux operating system; Large memory; Fast display, Powerful file management functions
＊Support USB device
＊Support LAN: it can communicate with PC
＊Return Path generator inside
＊4 inch 65K true colourized TFT LCD
＊Perfect shell using ABS+PC plastic

 
ST-2500
Digital TV Measurement
Frequency Range  
5MHz ~ 1000MHz
5MHz ~ 1000MHz
Frequency Resolution  
10kHz       
10kHz
Frequency Accuracy  
±10×10-6 
±10×10-6 
Power Level Range  
30dBμV～110dBμV
30dBμV～110dBμV
Level Resolution
0.1dB 
0.1 dB    
Level Accuracy
±1.5dB（C/N>20dB）
±1.5dB（C/N>20dB）
Input Impedance
75Ω
75Ω
MER  
～40dB 
～40dB 
MER Accuracy
±2dB 
±2dB 
EVM  
√
√      
BER  
1E-4~1E~9(Pre/Post RS)
1E-4~1E~9(Pre/Post RS)
Modulation Type
16/32/64/128/256QAM
16/32/64/128/256QAM ITU – T J.83-ANNEX A/B/C
Constellation
√ 
√ 
Digital Statistical Function
√ 
√ 
Analog TV Measurement
Frequency Range 
5MHz ~ 1000MHz   
5MHz ~ 1000MHz   
Frequency Resolution
10kHz
10kHz
Frequency Accuracy
±10×10-6
±10×10-6
Level Range
30dBμV～120dBμV
30dBμV～120dBμV
Level Resolution
0.1dB
0.1dB
Level Accuracy
±1.5dB
±1.5dB
Input Impedance
75Ω 
75Ω 
Other Functions
C/N, V/A,Tilt, Limit Test,Channel Scan/Management, Auto Test, Trunk Volt
C/N, V/A,Tilt, Limit Test,Channel Scan/Management, Auto Test, Trunk Volt
Spectrum analysis
Frequency Range
5MHz ~ 1000MHz
5MHz ~ 1000MHz
Frequency Resolution
100Hz
100Hz
Frequency Accuracy
±10×10-6    
±10×10-6    
Level Measurement Range
10dBμV～120dBμV
10dBμV～120dBμV
Level Resolution
0.1dB
0.1dB
Level Accuracy
±1.5dB
±1.5dB
Dynamic Range
60dB  
60dB  
Input Impedance
75Ω    
75Ω    
RBW  
30KHz/100KHz/300KHz/1MHz/3MHz ( Self-Adapt )
30KHz/100KHz/300KHz/1MHz/3MHz ( Self-Adapt )
Sweep time
300ms/field （8MHz）
300ms/field （8MHz）
Measurement Bandwidth
995MHz MAX
995MHz MAX
Return Path Noise Testing
√   
√   
Cable Modem
 
DOCSIS2.0、EuroDOSIS
CM Statistic function /Ping/bandwidth testing/website browser
Other
Dimension
About 266mm×160mm×82mm
About 266mm×160mm×82mm
Weight
About 1160 g
About 1160 g
Power Supply
14.8V 2.1AH Lithium battery(Chargeable)
14.8V 2.1AH Lithium battery(Chargeable)
Charge Time
4～5hours
4～5hours
Continuous Work Time
More than 6 hours(Fully charged)
More than 6 hours(Fully charged)