[time-nuts] Time Code generator

paul swed paulswedb at gmail.com
Fri Dec 3 12:04:04 EST 2010

I have used nematime over the years it does indeed work well.
I have not checked mine was win98 and I used it on an old laptop.
But it worked very well. Think I was using it for IRIG B which is an
excellant timecode for recording on an audio track.

On Fri, Dec 3, 2010 at 11:13 AM, jimlux <jimlux at earthlink.net> wrote:

> Collins, Graham wrote:
>> On another list to which I subscribe, the question was asked about the
>> suitability of recording WWV 2.5mhz audio as one track when recording
>> off the air signals of interest as a time reference.
>> The person who asked the question didn't really state his intentions but
>> they seem very similar to my immediate needs. That is, simply a time
>> reference - that is "the time", the start of the minute, and periodic
>> references (i.e. seconds) between the announcements.
>> It seems that recording the audio of something like WWV or CHU is ideal.
>> However, another approach would be recording a more proper time code
>> signal as you might have available from a "precision clock". Of course,
>> a decoder would also be required.
>> A quick Google search turned up lots of leads which I have yet to sort
>> through. In the interim I thought I would pose the question to the
>> learned members of this group for their suggestions. Keep in mind KISS
>> and that a very high degree of accuracy is not required.
>> Is there an opensource/freeware PC app that will generate an appropriate
>> time code signal that can be recorded on one track of an audio recorder
>> (either PC based i.e. Audacity or standalone) that will also decode via
>> soundcard or other input?
> Not free, but might get you started on what to look for
> http://www.greenlake-eng.com/gle_tcsw_data_sheet_1-0.htm
> Dave Mills and the NTP folks at U Delaware have
> http://www.eecis.udel.edu/~mills/ntp/html/drivers/driver6.html
> for generators
> http://www.wraith.sf.ca.us/ntp/index.html#test-tones
> http://www.visualgps.net/NMEATime/default.htm  $15, which is probably
> cheaper than your time to write something or find something that already
> exists and try to fix it.
> If you move away from IRIG, there's also MIDI time code (used when we used
> to record things on, gasp, analog magnetic tape, and you wanted to keep the
> MPU-401 based sequencer running right), and various SMPTE AES/EBU time codes
> used in the audio recording world.
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