It seems to me, There was a program or two that someone (or more) had written to do meter scaling. It was designed to print properly on an hp laserjet as I recall.
At the moment am unable to find it in my list of links or programs on my computer. But Google should give some answers. Bill....WB6BNQ [email protected] wrote: > I have an HP-4508A Vector Voltmeter that has a bad case of meter paint > peeling. I took pictures to have in case it gets worse (which it probably > will), but I am concerned that any attempt at taking the meters apart (as I > would need to actually scan the meter faces directly on the scanner to have a > scale image without to much distortion) would result in most of what's left > of the paint to fall off. > > This probably should go on the HP_Agilent news group, but I was wondering if > someone in this group had experience with rebuilding those or similar meters. > > Didierr > > Sent from my Verizon Wireless BlackBerry > > -----Original Message----- > From: paul swed <[email protected]> > Sender: [email protected] > Date: Mon, 11 Oct 2010 20:22:32 > To: <[email protected]>; Discussion of precise time and frequency > measurement<[email protected]> > Reply-To: Discussion of precise time and frequency measurement > <[email protected]> > Subject: Re: [time-nuts] Possibly OT - Any interest in a vintage HP/Dymec > DY-5842 VLF receiver? > > Thanks Bill the scale is fine. Its the meter needle that had paint peeling > off. > Just pulled the meter and removed the loose paint. Also just scanned the > meter face so in the crazy possibility of the decals peeling I can just > print a new face. > Now to locate a hobby store (that may actually be really tough these days.) > and find some enamel paint of approx correct color. > Kind of a florescent red and really a little dab will do you. > Regards > Paul. > > On Mon, Oct 11, 2010 at 11:22 AM, Bill Janssen <[email protected]> wrote: > > > paul swed wrote: > > > >> An update. Indeed its working very well now. Easily at -88dbm. Its quite > >> interesting in the fact that if you set the Local oscillator exactly at > >> 160 > >> KC which today is easy to do, you actually have mis-adjusted it. It dawned > >> on me this morning that since its a freq LO add and then subtract scheme. > >> That you actually adjust it for peak signal through the 100KC IF. > >> Essentially disregarding slight literal offsets. (This is the same > >> approach > >> some navy receivers use back in the 70s, and some older ham equipment.) > >> The unit cleaned up very well though still have some tape glue to remove > >> and > >> label gunk from stickers. > >> The biggest challenge is gently pulling the meter out and removing the > >> peeling needle paint thats jamming the needle. No coffee during that > >> exercise. > >> Regards > >> Paul. > >> > >> > > I have had some success with putting the meter scale back down with water. > > It seems on some meters > > that the scale was a decal that had a water based glue. I used a tooth pick > > to put a drop of water under > > the part that was lifted and the used the tooth pick to smooth the scale > > back in place. > > > > Bill K7NOM > > > > On Mon, Oct 11, 2010 at 1:09 AM, Paul Davis <[email protected]> > >> wrote: > >> > >> > >> > >>> In case anyone was wondering, the receiver has found a home with Paul, > >>> WB8TSL. He tells me he's got it receiving WWVB already. It will need a > >>> little TLC, but it was good to see its basic functionality confirmed. > >>> > >>> I've posted the scanned copy of the manual on my website at < > >>> http://www.pumpkinbrook.com/DY-5842/> for those that are interested. > >>> > >>> Thanks for the interest, and the replies. > >>> > >>> Paul - K9MR > >>> > >>> > >>> On Oct 2, 2010, at 2:40 PM, Pete Lancashire wrote: > >>> > >>> Ken would be a great person. THe HP Memory project would be another > >>> > >>> > >>>> http://www.hpmemory.org/index.htm > >>>> > >>>> -pete > >>>> > >>>> On Fri, Oct 1, 2010 at 3:50 PM, Brian Kirby < > >>>> [email protected]> > >>>> wrote: > >>>> > >>>> > >>>> > >>>>> You might consider contacting Dr. Ken Kuhn -- [email protected] > >>>>> > >>>>> check his HP museum at http://www.kennethkuhn.com/hpmuseum/ > >>>>> > >>>>> Brian Kirby KD4FM > >>>>> > >>>>> > >>>>> > >>>>> On 10/1/2010 5:34 PM, ziggy9 wrote: > >>>>> > >>>>> > >>>>> > >>>>>> Fellow time-nuts: > >>>>>> I've got a circa 1964 DY-5842 VLF receiver. This is (was) operated in > >>>>>> conjunction with an external time interval counter to make a frequency > >>>>>> comparison. So you would select WWVL for example, and use that as your > >>>>>> primary standard for comparison to your local standard. It's got 5 > >>>>>> crystals > >>>>>> in it: 16, 18, 19.8, 20, and 60 kHz (listed as GBR, NBA, NPM, WWVL, > >>>>>> WWVB). > >>>>>> It works and I have the manual. The thing is, the interest in > >>>>>> something > >>>>>> like this is bound to be a bit narrow, so I thought I'd mention it > >>>>>> here. > >>>>>> > >>>>>> So if there are any collectors, equipment museums, etc. that might be > >>>>>> interested in this, please let me know. I'm a bit sentimental about > >>>>>> this > >>>>>> thing, it's sort of a bit of history, and from what I can tell, > >>>>>> somewhat > >>>>>> rare (doesnt make it worth anything though :). Since it's a bit of a > >>>>>> curiosity, I'd like to pass it to someone that might be interested in > >>>>>> it > >>>>>> rather than just tossing it. I can always provide more details to > >>>>>> anyone > >>>>>> that wants them. > >>>>>> > >>>>>> Best regards, > >>>>>> Paul Davis - K9MR > >>>>>> > >>>>>> > >>>>>> _______________________________________________ > >>>>>> time-nuts mailing list -- [email protected] > >>>>>> To unsubscribe, go to > >>>>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > >>>>>> and follow the instructions there. > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>> _______________________________________________ > >>>>> time-nuts mailing list -- [email protected] > >>>>> To unsubscribe, go to > >>>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > >>>>> and follow the instructions there. > >>>>> > >>>>> > >>>>> > >>>>> > >>>> _______________________________________________ > >>>> time-nuts mailing list -- [email protected] > >>>> To unsubscribe, go to > >>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > >>>> and follow the instructions there. > >>>> > >>>> > >>>> > >>>> > >>> _______________________________________________ > >>> time-nuts mailing list -- [email protected] > >>> To unsubscribe, go to > >>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > >>> and follow the instructions there. > >>> > >>> > >>> > >> _______________________________________________ > >> time-nuts mailing list -- [email protected] > >> To unsubscribe, go to > >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > >> and follow the instructions there. > >> > >> > >> > > > > > > _______________________________________________ > > time-nuts mailing list -- [email protected] > > To unsubscribe, go to > > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > and follow the instructions there. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
