On Fri, Aug 27, 2021 at 2:51 AM Bill Somerville via wsjt-devel < [email protected]> wrote:
> On 26/08/2021 17:49, Bill Somerville via wsjt-devel wrote: > > On 25/08/2021 02:32, Peter Sumner via wsjt-devel wrote: > > Hello, > was curious if anyone has a way to use the IQ data available over USB-3 > from the rear of an IC-7610 to feed into MAP65? > I have the HDSDR software working with the ICOM supplied driver but as yet > have not managed to get MAP65 to work with this source. > With the new Q65 mode being spread across many regional frequencies on 50 > MHz, it is getting harder to keep an eye on each of the frequencies but > with the Q65 mode in MAP65 it might help me and others with this, plus be > handy for 50 MHz EME when the moon has multiple Q65 QSO's in progress. > > regards, > Peter Sumner, vk5pj > > > Hi Peter, > > MAP65 requires either a single or dual I/Q feed via an audio device at > 96,000 frames per second, or a Linrad compatible UDP feed of one or two I/Q > data channels, also at 96,000 frames per second. > > Icom provide some tools that can consume the IC-7610 single channel > wide-band I/Q feed on the [USB 2] connector as an ExtIO library (MS Windows > only) that can feed various SDR console applications. If one of those SDR > console applications can decimate and output that at 96,000 frames per > second to an audio device, then that would be compatible MAP65 in single > polarization mode. > > 73 > Bill > G4WJS. > > Hi Peter, > > note also that MAP65 only supports the 60 second T/R period variants of > Q65 and that is unlikely to change, most terrestrial Q65 operation uses 30 > second periods. > > 73 > Bill > G4WJS. > Thanks Bill, I had forgotten about the limit on time sequences in MAP65 : -) looks like I am back to using the SDR with multiple slices for terrestrial but will explore the MAP65 option for EME in the coming weeks. Regards, Peter, vk5pj > _______________________________________________ > wsjt-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/wsjt-devel >
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