Monday, October 6, 2014

Software for constellations is 8000$ :0


Pro has average out feature !!


Check data capture options ! 

Channel 2 test !


Single tone : 

After quad cancellation : 



I and q separate ! 


Wave : 

Now adding mod 16 qam- 




Perfect ! 

If you change the sky to 10mhz - spurs reduce even more !! 










Channel 1: Now doing digital modulation !!!

--------Single tone setup : 

Before mod: 


After mod: 

Mod and data acquisition: 


Ps: make sure custom is on. 

at dc: when signal = lo 


After 4qam mod :


waveform of modulated signal ! 


Zoom in: 



I
---------------

1) checking at 190mhz , -60 dB 

2) 16 qam 












Capture !! Quadrature mixing !!

Setup : 


Clock :


Clock pll latched :


The data acquisition adc: 


Complete setup: 











Capture with only I channel : 


Has both image and signal. 

Now when you add quadrature mixing with I/q 

no image !! 



I and q : 





K - cables !


These special cables have range up to 50G. So cool !

As you know the ones below are sma - 

In comparison to the k - cable in blue. 

The. You also have the smc cables to connect to : 


To those gold mines there :p 

Just baby version of sma :)