[hpsdr] HERMES schedule question
Alberto I2PHD
i2phd at weaksignals.com
Sat Jun 19 13:14:11 PDT 2010
On 6/19/2010 3:55 AM, Phil Harman wrote:
> The receiver board (Mercury) incorporates a Digital Down Converter
> that takes the 1.966Gbps ADC data at 16 bits per sample and reduces it
> to 48/96/192ksps at 24 bits per sample. This slower data is passed
> over the Atlas bus to either an Ozy board (USB interface to the PC) or
> shortly an OzyII board (Gigabit Ethernet).
> Hermes does the same except the functions of Mercury and Ozy are
> combined on the one board.
Will Hermes too be limited to 192 kHz max downsampled frequency, or
there will be a provision for a more ample chunk of the spectrum
available to the PC software ? This is one of the parameters that SWLs
use to judge if a given SDR is suited to their tasks.
What they like to do is to digitize the entire MW spectrum (1600 kHz),
making a WAV recording of it, to then replay it leisurely.
Presently only Perseus and the QS1r are capable of this.
73 Alberto I2PHD
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