[time-nuts] HP Z3801 Life time
Bob Camp
lists at rtty.us
Thu Nov 4 00:58:01 UTC 2010
Hi
It is in odd units. It's also sort of a meaningless number. There is no obvious wear out mechanism in a Z3801. If anything they should get better the longer they are on power.
Bob
On Nov 3, 2010, at 8:22 PM, ernieperes at aol.com wrote:
>
> Hi Time nuts,
>
> Just recently started my Z3801 in my new location and noticed the following discrepancy....
>
> The unit is running more then 145 Hrs from the new start up.....and the "life time" display from the starting time just shows 48 " digit" more time......in other words:
> started at life time 13917 and after 145Hrs it shows 13965......
> what is the meaning of the "life time" display / windows/.....
>
> Please advise.
>
> Many thanks ,
> Ernie.
>
>
>
>
>
>
>
>
> -----Original Message-----
> From: Michael Conlen <michael.conlen at ncf.edu>
> To: Discussion of precise time and frequency measurement <time-nuts at febo.com>
> Sent: Thu, Nov 4, 2010 12:54 am
> Subject: Re: [time-nuts] Why .30 cal holes can't be seen at 800 yds...
>
>
> There's always nitroglycerin. I've heard it reacts well to vibration.
> --
> ike
> On Nov 3, 2010, at 5:55 PM, William H. Fite wrote:
>> Nitrogen triiodide is safer, cheaper, and you can make it yourself. Put on
> the target wet, hang it while still wet, let it dry...
>
>
>
>
> On Wed, Nov 3, 2010 at 5:40 PM, Bill Hawkins <bill at iaxs.net> wrote:
>
>> Actually, some old dynamite that is leaking an oily liquid
>> is a sure-fire way to get a flash. Just don't drop it.
>>
>> -----Original Message-----
>> From: Bill Hawkins [mailto:bill at iaxs.net]
>> Sent: Wednesday, November 03, 2010 4:39 PM
>> To: 'Discussion of precise time and frequency measurement'
>> Subject: RE: [time-nuts] Why .30 cal holes can't be seen at 800 yds...
>>
>> Group,
>>
>> I haven't been following this thread that won't die, but I've
>> contributed to others :^)
>>
>> If the problem is that it is expensive to detect when a bullet
>> hits a target half a mile away, then have I got a solution for
>> you!
>>
>> Visit any friendly neighborhood terrorist supply store and buy
>> a small quantity of PETN, or any other explosive that can be
>> detonated by the impact of a bullet. Smear a coating of this
>> over the area of the target that you intend to hit.
>>
>> When you hit the target, there will be a very bright flash
>> with a very fast propagation velocity, which should be adequate
>> for the average 10X scope and photosensor.
>>
>> No, I don't know where to find a terrorist supply store. Perhaps
>> you can make do with the PETN in blasting caps, or brew up a
>> batch of nitrogen tri-iodide, as any college freshman could do
>> in the fifties. Or try the powders from a Very pistol flare.
>>
>> Yours for more creative solutions,
>>
>> Bill Hawkins
>>
>>
>>
>>
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