[time-nuts] WWVB remod instant cheap clock receiver

paul swed paulswedb at gmail.com
Fri Jul 11 12:55:20 EDT 2014


Intended to add the model number.
Cosco only has one type a c89201


On Fri, Jul 11, 2014 at 12:41 PM, Pete Lancashire <pete at petelancashire.com>
wrote:

> Do you have a model number or can you send me a picture ?
>
> Have to do a Costco run this weekend
>
> -pete
>
> On Fri, Jul 11, 2014 at 9:16 AM, paul swed <paulswedb at gmail.com> wrote:
> > OK its been a bit hard finding the little wwvb receiver kits the last few
> > years.
> > While in costco for sub $18 Lacrosse sells a multi color LCD clock.
> > Welllll you just know what happened next.
> >
> > The clock as a wwvb receiver works great however if you read the reviews
> > there is a issue with the battery backup.
> > It doesn't work. Mine does so who knows and I don't really care.
> >
> > There is a clock module in the unit and it works nicely. See attached pix
> > V = 3V in
> > P2 = control ground=on
> > T = data high=low carrier compatible with the remod as is no inverter
> > needed.
> > G = ground
> >
> > To get inside to recover the module.
> > Remove the glass screen its stuck on. Gently pry off.
> > There are 4 screws one in each corner.
> > You could simply tap the module out and use it or feed the data back into
> > the clock. Lots of options.
> > But my only goal is a source of clock modules for time-nuts that does not
> > require a microscope to solder.
> >
> > By keeping the loopstick you can wrap 10 turns of wire around the end and
> > feed a larger active antenna to it as a tuned stage.
> > Regards
> > Paul
> > WB8TSL
> >
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