[time-nuts] 60 KHz Receiver

shalimr9 at gmail.com shalimr9 at gmail.com
Tue Oct 5 20:46:54 UTC 2010


Not necessarily, on 3 phase systems, you would have to be creative to get below .9

You can easily get to .95 with a simple multipulse rectification. Beyond that, other than regulatory compliance, you do not gain much efficiency.

I can't imagine these systems running on anything other than 3 phase power.

Didier

Sent from my Verizon Wireless BlackBerry

-----Original Message-----
From: "J. Forster" <jfor at quik.com>
Sender: time-nuts-bounces at febo.com
Date: Tue, 5 Oct 2010 13:37:21 
To: Discussion of precise time and frequency measurement<time-nuts at febo.com>
Reply-To: jfor at quik.com, Discussion of precise time and frequency measurement
	<time-nuts at febo.com>
Subject: Re: [time-nuts] 60 KHz Receiver

And the Power Factor sucks, so there is a lot less real power being used.

-John

=============

> Ok, but that is no megawatt!
>
> Also, most of the transmitters were doing multi duty, handling
> several chains simultaneously.  That would up the average power
> proportionately.
>
> -Chuck Harris
>
> Poul-Henning Kamp wrote:
>> In message<4CAB888B.4040604 at erols.com>, Chuck Harris writes:
>>> It is a pulse transmitter.  It makes short bursts of 10 or 12 pulses,
>>> and then waits one GRI, and then does it again.  I would think the
>>> actual continuous power draw is around 10Kw.
>>
>> http://phk.freebsd.dk/photos/L9007M/dscf0458.jpg.html
>>
>> About 50kW for Ei�i (400kW, 9007M)
>>
>>
>>
>>
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