Re: [Discuss-gnuradio] Timer Event with GRC(Relationship among Sample Rate, Frequency, Decimation)

[Josh Blum]

sample_rate/decimation is the rate at which the variable sink block 
samples the incoming stream and updates the variable. -Josh

On 11/14/2010 06:05 PM, hafiz zimran wrote:
> Hi
> I am using signal source and variable sink to generate a variable with name” 
> carrier_frequency”.
> I am interested to transmit signal at 920 MHz&  2 GHz.
> For that purpose, the signal source parameters are as follows:
> Sample Rate: 1000
> Waveform: Triangle
> Frequency:1
> Amplitude:2G
>
> The variable source parameters are:
> Variable : Carrier frequency
> Decimation: 125
>
> What is the relation among Sample rate, Frequency and decimation?
> PLEASE GUIDE ME IN THIS REGARD
>
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