Re: [time-nuts] Fine print on HP 5334B

2007-02-25 Thread SAIDJACK
In a message dated 2/24/2007 03:11:22 W. Europe Standard Time, [EMAIL PROTECTED] writes: You will find the following presentation contains detail on the performance of TACs implemented using modern high speed ic technology.

Re: [time-nuts] Fine print on HP 5334B

2007-02-25 Thread SAIDJACK
In a message dated 2/24/2007 01:49:21 W. Europe Standard Time, [EMAIL PROTECTED] writes: The Attached GIF file illustrates one possible approach to a TAC using discrete components. Hi Bruce, interesting schematics. I wonder if the circuit could be modified to self-calibration on

Re: [time-nuts] Thunderbolt versus Home made

2007-02-25 Thread Didier Juges
Angus wrote: Although that's not what I was talking about doing above, I think that it's pretty much what some of the hardware GPSDO's actually do using various types of oscillators (and to good effect too). As in these: http://www.jrmiller.demon.co.uk/projects/ministd/frqstd.htm

Re: [time-nuts] Linux code for Prologix GPIB/USB

2007-02-25 Thread Hal Murray
A followup to my request from a month ago... Does anybody have some simple starter code I can try? My straw man would be to read the version string or address switches. I'm usually good at this sort of code. I'm probably overlooking something simple. (Or it will be simple after I know

Re: [time-nuts] Linux code for Prologix GPIB/USB

2007-02-25 Thread SAIDJACK
In a message dated 2/25/2007 22:20:09 W. Europe Standard Time, [EMAIL PROTECTED] writes: I found it also went into blinking-LED mode if I sent it another command too quickly and didn't have flow control working. It works fine without flow control as long as you pause before sending it

Re: [time-nuts] Thunderbolt versus Home made

2007-02-25 Thread Didier Juges
Dr Bruce Griffiths wrote: Didier Juges wrote: Angus wrote: Although that's not what I was talking about doing above, I think that it's pretty much what some of the hardware GPSDO's actually do using various types of oscillators (and to good effect too). As in these:

[time-nuts] Yet another EBAY item

2007-02-25 Thread N3IZN
Ran across this item, a GPS line amplifier. Ebay item # 200082837512 BRBRBR**BR AOL now offers free email to everyone. Find out more about what's free from AOL at http://www.aol.com. ___ time-nuts mailing list

Re: [time-nuts] Thunderbolt versus Home made

2007-02-25 Thread Dr Bruce Griffiths
Didier Juges wrote: Dr Bruce Griffiths wrote: Didier Juges wrote: Angus wrote: Although that's not what I was talking about doing above, I think that it's pretty much what some of the hardware GPSDO's actually do using various types of oscillators (and to good