[Healeys] Austin Healey Barbie clock radio

robertduquette at sympatico.ca robertduquette at sympatico.ca
Fri Apr 9 08:51:44 MDT 2010


I think that this is what they're talking about:

http://www.team.net/www/healey/autobila/barbie.html



RD


> From: mslechta at chartermi.net
> To: bspidell at comcast.net; Josef.Eckert at t-systems.com
> Date: Fri, 9 Apr 2010 09:16:05 -0500
> CC: stmiller96 at hotmail.com; healeys at autox.team.net
> Subject: Re: [Healeys] Austin Healey Barbie clock radio
>
> All this chatter about the "Austin Healey Barbie Clock". Is this something
> new or old? What does it look like? Where do I get one?
> Mad Mike
> ----- Original Message -----
> From: Bob Spidell
> To: Josef.Eckert at t-systems.com
> Cc: healeys at autox.team.net ; stmiller96 at hotmail.com
> Sent: Friday, April 09, 2010 8:28 AM
> Subject: Re: [Healeys] Austin Healey Barbie clock radio
>
>
> Off topic, but .... I've never heard of the power frequency (60Hz)
> 'sliding' off, at least not here in the States. The voltage can drop
> from an overload--i.e. a 'brownout'--but the only thing that could
> change the frequency is generator speed changing. Since all the power
> producers--hydro, wind, gas, coal, nuke--are tied together in a grid
> they are precisely synchronized.
>
> Frequency would only affect an electromechanical clock--one driven by an
> electric motor. The Barbie clock is solid state--AC is converted to DC
> for use by integrated circuits (like the LED display). A frequency
> change would have little to no effect. Most modern electronics have
> switching power supplies--they rectify the AC to DC then smooth the DC
> with capacitors and step it down--converting back to AC or pulsed DC
> then back to DC--as required (+/- 3V, 5V, 12V, etc.).
>
> bs
>
>
>
>
> Josef.Eckert at t-systems.com wrote:
> > The Barbie clock radio is frequency triggered. It works well with a
> constant
> > 60 Hertz frequency. In Europe with a 50 Hertz frequency or when the
> frequency
> > slides off because of overload in the power supply system the clock could
> not
> > keep the time anymore.
> >
> > Josef Eckert
> > Konigswinter/GERMANY
> >
>
>
> --
> *******************************************************************
> Bob Spidell San Jose, CA bspidell at comcast.net
>
> *******************************************************************
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