Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread Mr. James W. Laferriere
Hello Steve , On Fri, 1 May 2009, Steve Kostecke wrote: On 2009-05-01, n...@blacklist.anitech-systems wrote: Steve Kostecke wrote: Apparently only the USB and PC versions of the older GPS-18 model are still available. All three version of the newer GPS-18x model are available.

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread Todd Glassey CISM CIFI
Richard B. Gilbert wrote: David J Taylor wrote: Unruh wrote: Nathaniel Homier n...@universal-mechanism.org writes: Hello. I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread David J Taylor
David Lord wrote: [] I've had $60 but not accept my cc and require $35 bank transfer fee or $60+ +$75 delivery and others don't export so I gave up. DL David, I'm advised that RS Components stock this at GBP 69 + VAT + delivery. A search of their Web site reveals the GPS 18x range:

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread David Lord
David J Taylor wrote: David Lord wrote: [] I've had $60 but not accept my cc and require $35 bank transfer fee or $60+ +$75 delivery and others don't export so I gave up. DL David, I'm advised that RS Components stock this at GBP 69 + VAT + delivery. A search of their Web site

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread David J Taylor
David Lord wrote: [] cheers Both those were listed on garmin site as uk suppliers but the RS price that came up was almost 170 quid and I couldn't locate the GPS-18x LVC on the gpsw site. I'll check both again anyway in case my eyesight was playing up. GPS Warehouse have them in stock. I

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread David Lord
David J Taylor wrote: David Lord wrote: [] cheers Both those were listed on garmin site as uk suppliers but the RS price that came up was almost 170 quid and I couldn't locate the GPS-18x LVC on the gpsw site. I'll check both again anyway in case my eyesight was playing up. GPS

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-02 Thread David J Taylor
David Lord wrote: [] I've ntp logs going back many years and for me chrony was better suited to handling temperature changes but was originally used because of intermittent dialup connection. Yes, having a history of expected variations due to temperature chnages, or perhaps even using the

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread Steve Kostecke
On 2009-05-01, David J Taylor david-tay...@blueyonder.co.uk wrote: That's the newer 18x version. The 18x is the replacement for the 18. Garmin's web site seems a little confusing - if I try searching the Garmin site for GPS 18x, all I get is the download for the unit firmware! There's no

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread E-Mail Sent to this address will be added to the BlackLists
Steve Kostecke wrote: Apparently only the USB and PC versions of the older GPS-18 model are still available. All three version of the newer GPS-18x model are available. Four. Part Number: 010-00321-37 (5Hz) https://buy.garmin.com/shop/shop.do?pID=13195 The GPS 18x 5Hz is a high-sensitivity

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread David J Taylor
Steve Kostecke wrote: On 2009-05-01, David J Taylor david-tay...@blueyonder.co.uk wrote: That's the newer 18x version. The 18x is the replacement for the 18. Garmin's web site seems a little confusing - if I try searching the Garmin site for GPS 18x, all I get is the download for the unit

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread David Lord
David J Taylor wrote: Steve Kostecke wrote: On 2009-05-01, David J Taylor david-tay...@blueyonder.co.uk wrote: That's the newer 18x version. The 18x is the replacement for the 18. Garmin's web site seems a little confusing - if I try searching the Garmin site for GPS 18x, all I get is the

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread David Woolley
Nathaniel Homier wrote: Thank you for the ideas. There were many and I think I will start with the audio drivers first. But I will keep an eye on the serial/gps solution as well. You may find that you need SSB capability on the HF receiver.

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread jimp
David Woolley da...@ex.djwhome.demon.co.uk.invalid wrote: Nathaniel Homier wrote: Thank you for the ideas. There were many and I think I will start with the audio drivers first. But I will keep an eye on the serial/gps solution as well. You may find that you need SSB capability on

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread Nathaniel Homier
On Fri, 01 May 2009 21:15:02 +, jimp wrote: David Woolley da...@ex.djwhome.demon.co.uk.invalid wrote: You may find that you need SSB capability on the HF receiver. Not for any WWV station. We can use the synchronous detector to even out the signal and select the sideband which has the

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread Steve Kostecke
On 2009-05-01, n...@blacklist.anitech-systems wrote: Steve Kostecke wrote: Apparently only the USB and PC versions of the older GPS-18 model are still available. All three version of the newer GPS-18x model are available. Four. The GPS 18x 5Hz is a different product from the GPS 18x. --

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-05-01 Thread jimp
Nathaniel Homier n...@universal-mechanism.org wrote: On Fri, 01 May 2009 21:15:02 +, jimp wrote: David Woolley da...@ex.djwhome.demon.co.uk.invalid wrote: You may find that you need SSB capability on the HF receiver. Not for any WWV station. We can use the synchronous detector to

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Unruh
Nathaniel Homier n...@universal-mechanism.org writes: Hello. I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. The primary reason is that I get the impression

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread David J Taylor
Unruh wrote: Nathaniel Homier n...@universal-mechanism.org writes: Hello. I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. The primary reason is that I get

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Kevin Oberman
From: Unruh unruh-s...@physics.ubc.ca Date: Thu, 30 Apr 2009 14:24:12 GMT Sender: questions-bounces+oberman=es@lists.ntp.org Nathaniel Homier n...@universal-mechanism.org writes: Hello. I would like to know if one can use the line audio out of any old portable shortwave radio

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Sam Nelson
In article slrngvjev9.tgj.koste...@stasis.kostecke.net, koste...@ntp.org says... On 2009-04-30, Unruh unruh-s...@physics.ubc.ca wrote: Nathaniel Homier n...@universal-mechanism.org writes: My computer is the new pci express and I have no serial port. If you have $200, why not get a

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Steve Kostecke
On 2009-04-30, Unruh unruh-s...@physics.ubc.ca wrote: Nathaniel Homier n...@universal-mechanism.org writes: My computer is the new pci express and I have no serial port. If you have $200, why not get a GPS 18LVC for about $70 and pay your local radio hobbyist to install an RS232 plug and a

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Steve Kostecke
On 2009-04-30, Nathaniel Homier n...@universal-mechanism.org wrote: I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. Yes, if your audio system works with the NTP

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Richard B. Gilbert
David J Taylor wrote: Unruh wrote: Nathaniel Homier n...@universal-mechanism.org writes: Hello. I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. The primary

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Richard B. Gilbert
Steve Kostecke wrote: On 2009-04-30, Nathaniel Homier n...@universal-mechanism.org wrote: I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. Yes, if your audio

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread E-Mail Sent to this address will be added to the BlackLists
David J Taylor wrote: Unruh wrote: ... RS232 plug and a USB poser plug. Where are you proposing he plug the RS232 lead in? Buy a PCI/serial card? Perhaps he meant a USB serial port? -- E-Mail Sent to this address blackl...@anitech-systems.com will be added to the BlackLists.

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread David J Taylor
E-Mail Sent to this address will be added to the BlackLists wrote: David J Taylor wrote: Unruh wrote: ... RS232 plug and a USB poser plug. Where are you proposing he plug the RS232 lead in? Buy a PCI/serial card? Perhaps he meant a USB serial port? Yes, that's a possibility. I've not

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Nathaniel Homier
On Thu, 30 Apr 2009 15:06:41 +, Steve Kostecke wrote: Yes, if your audio system works with the NTP Audio decoder drivers. For WWV/H see: http://doc.ntp.org/4.2.4/drivers/driver36.html or http://www.eecis.udel.edu/~ntp/ntp_spool/html/drivers/driver36.html Sounds like WWV ... the Type-36

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Nathaniel Homier
On Thu, 30 Apr 2009 15:59:48 -0500, Nathaniel Homier wrote: On Thu, 30 Apr 2009 14:24:12 +, Unruh wrote: If you have $200, why not get a GPS 18LVC for about $70 and pay your local radio hobbyist to install an RS232 plug and a USB poser plug. That way you wil get microsecond rather than

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Garrett Wollman
In article k9wdns4y5piuymfunz2dnuvz_t2dn...@giganews.com, Richard B. Gilbert rgilber...@comcast.net wrote: USB is nearly useless for NTP! USB has latencies sufficiently large and variable to render it unsuitable for use with NTP. It doesn't have to be; USB supports isochronous transfers.

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-30 Thread Richard B. Gilbert
E-Mail Sent to this address will be added to the BlackLists wrote: David J Taylor wrote: Unruh wrote: ... RS232 plug and a USB poser plug. Where are you proposing he plug the RS232 lead in? Buy a PCI/serial card? Perhaps he meant a USB serial port? USB is nearly useless for NTP! USB

[ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-29 Thread Nathaniel Homier
Hello. I would like to know if one can use the line audio out of any old portable shortwave radio tuned to a time signal and fed via a line audio input. This would be motherboard audio. The primary reason is that I get the impression that ntp radio clocks are for sale at very high prices.

Re: [ntp:questions] Can the line audio out of HF radio be used to sync ntp. Trying to get a cheap ($) radio method.

2009-04-29 Thread David Mills
Nathaniel, While I have an expensive computer-tunable receiver and outdoor dipole, the audio plugs into the line-in port of the comoputer. Just about any shortwave receiver should work as well, although it might not receive signals throughout the day and night. There is an extensive discussion