# Pccc Decoder with OFDM

**URL:** <https://www.ruby-forum.com/t/pccc-decoder-with-ofdm/242551>\
**Category:** GNU Radio\
**Created:** [July 2, 2015, 7:24am UTC](https://www.ruby-forum.com/t/pccc-decoder-with-ofdm/242551 "2015-07-02T07:24:10Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Detlef\_R](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/58f4c7/32.png) [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\
**Post date:** [July 2, 2015, 7:24am UTC](https://www.ruby-forum.com/t/pccc-decoder-with-ofdm/242551/1 "2015-07-02T07:24:10Z")

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Hello,  
I am usin OFDM Modulation and demodulation along with PCCC encoder and  
PCCC decoder… I am using QPSK modulation in OFDM. But Pccc decoder  
combo  
also using Demodulation parameter Constellation and Dimension. is it  
mean  
that demodulating twice? how can I use OFDM Block with PCCC decoder?  
Can anybody help me? I am new to this.

Thanks in Advance.

With Regards,  
Salija.Pg