Re: [USRP-users] Audio Control loop testing

2017-09-19 Thread Benny Alexandar via USRP-users
s.com; GNURadio Discussion List Subject: Re: [USRP-users] Audio Control loop testing Hi Ben, that's the old multi-clock problem we've been talking about multiple times – it's hard to even define what the "correct" clock is, so you usually just settle on recovering the tran

Re: [USRP-users] Audio Control loop testing

2017-09-18 Thread Marcus Müller via USRP-users
Hi Ben, that's the old multi-clock problem we've been talking about multiple times – it's hard to even define what the "correct" clock is, so you usually just settle on recovering the transmitter clock and, if you were doing this in hardware, would derive the audio DAC's clock from that. In a so

[USRP-users] Audio Control loop testing

2017-09-15 Thread Benny Alexandar via USRP-users
Hi, I want to create an artificial audio drift in transmitter side and test it using my audio control loop in receiver. This is what I'm planning. Take an audio wav file which is sampled at 12 kHz. Re sample it such that the sample rate is now having a drift of 100 ppm, ie with sample frequenci