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Re: [Discuss-gnuradio] New Software Defined Receiver soon to be availabl

From: Ryan Seal
Subject: Re: [Discuss-gnuradio] New Software Defined Receiver soon to be available
Date: Tue, 02 Jan 2007 10:29:13 -0400
User-agent: Thunderbird (X11/20061206)

Philip Covington wrote:

16 bit 130 MSPS ADC
HPF, LPF, RF AMP Switchable Front End
0-31.5 dB Attenuator in 0.5 dB steps
Cyclone II FPGA
Two AD6620 DDC co-processors
USB 2.0 480 Mbps High Speed Interface to PC
0.1 to 33 MHz coverage (0.1 to 65 MHz extended)
RX bandwidths from 33 MHz to 1kHz
Two independent RX channels anywhere in 0.1 to 33 MHz
6.00" X 4.00" board size
Single +12V 1A supply
Open Source Software and Hardware

Prototype picture and preliminary info at:


Soon to follow QS1R will be the QS1T transmitter board.

73 de Phil N8VB

Bandwidths of 33MHz ? Does this board dump 16-bit complex samples at the back-end? That would put you at about 4 times the available bandwidth of the USB bus. Have I misunderstood something?


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