Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-28 Thread Steve Totaro
On Mon, Sep 27, 2010 at 5:30 PM, Bret McDanel wrote: > On Mon, 2010-09-27 at 14:40 -0400, Steve Totaro wrote: >> Oh, did you hack the boards to flip between 900mhz and 1800mhz by >> simply flashing the firmware, does the flex1800 allow for that out of >> the box? >> > > Per Mike? Ettus the flex180

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-28 Thread Steve Totaro
On Tue, Sep 28, 2010 at 3:56 PM, John Todd wrote: > > On Sep 27, 2010, at 11:40 AM, Steve Totaro wrote: > >> On Mon, Sep 27, 2010 at 2:33 PM, Steve Totaro >> wrote: >> >> Oh, did you hack the boards to flip between 900mhz and 1800mhz by >> simply flashing the firmware, does the flex1800 allow for

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-28 Thread John Todd
On Sep 27, 2010, at 11:40 AM, Steve Totaro wrote: > On Mon, Sep 27, 2010 at 2:33 PM, Steve Totaro > wrote: > > Oh, did you hack the boards to flip between 900mhz and 1800mhz by > simply flashing the firmware, does the flex1800 allow for that out of > the box? > > I had to mod my flex900 boards t

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-27 Thread Bret McDanel
On Mon, 2010-09-27 at 14:40 -0400, Steve Totaro wrote: > Oh, did you hack the boards to flip between 900mhz and 1800mhz by > simply flashing the firmware, does the flex1800 allow for that out of > the box? > Per Mike? Ettus the flex1800 and flex900 only differ in the 902-928MHz filter on the 900M

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-27 Thread Bret McDanel
On Mon, 2010-09-27 at 14:33 -0400, Steve Totaro wrote: > Do you have the 52mhz clock too? for those that do not know what he is talking about ... http://students.ee.sun.ac.za/~gshmaritz/?p=152&cpage=1 iphones and other "low quality" GSM radios require an external clock connected to the USRP sin

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-27 Thread Steve Totaro
On Mon, Sep 27, 2010 at 2:33 PM, Steve Totaro wrote: > On Mon, Sep 27, 2010 at 1:33 PM, John Todd wrote: >> >> Time constraints are making things difficult for me to find extra >> hours for cool stuff, and I'm reconsidering the number of waiting >> personal projects I have on hand.  So some stuff

Re: [asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-27 Thread Steve Totaro
On Mon, Sep 27, 2010 at 1:33 PM, John Todd wrote: > > Time constraints are making things difficult for me to find extra > hours for cool stuff, and I'm reconsidering the number of waiting > personal projects I have on hand.  So some stuff goes on the virtual > folding table for sale... > > OpenBTS

[asterisk-biz] For sale: OpenBTS USRP test rig

2010-09-27 Thread John Todd
Time constraints are making things difficult for me to find extra hours for cool stuff, and I'm reconsidering the number of waiting personal projects I have on hand. So some stuff goes on the virtual folding table for sale... OpenBTS is a great project that combines very interesting concep