[time-nuts] Interesting Patent
Dave Brown
tractorb at ihug.co.nz
Fri Jul 14 18:16:43 EDT 2006
Interested in photos when you get around to it Stan-no hurry.
You certainly have a great collection of counters there.
For those interested this site has a lot of older HP catalogs on
line-more stuff being added all the time-the HP Journals are being
worked on at present.
http://www.hparchive.com/
DaveB, NZ
----- Original Message -----
From: "Stan Searing" <stans at sycard.com>
To: "'Discussion of precise time and frequency measurement'"
<time-nuts at febo.com>
Sent: Friday, July 14, 2006 6:04 AM
Subject: Re: [time-nuts] Interesting Patent
> Hi Dave and the rest of the group,
>
> My worst hobby is collecting old HP counters (the collection takes
> up a lot of space). Most are Nixie, some vertical bar and a couple
> have meters for the bottom two digits, while a few are new enough
> to have LEDs or VFDs.
> If you are still interested in pictures, one of these years
> I will get around to restoring some of these counters and
> taking pictures. If you want a couple pictures sooner, let me know.
> I have a few non-HP counters (Beckman, etc.) but didn't dig
> them out. Here is the HP list (listed in the order I found
> them around the house and at work):
> qty model
> 6 5245L
> 1 5245L specif H96
> 4 5245M
> 1 5246L
> 1 5280A Reversible Counter
> 3 5360A Computing Counter
> 1 5332B
> 2 5316A
> 2 5232A
> 1 5275A Time Interval Counter
> 2 5330B
> 1 5223L
> 1 5326B
> 1 5326A
> 1 5326C
> 2 5321A
> 1 5323A
> 1 5325B
> 2 5532A (odd that these start with "55")
> 2 5233L
> 1 5212A
> 1 523DR
> 1 523D
> 1 Specif 94427 (like a 4 digit 523D)
> 1 FR-38 D/U (like a 524B)
> 1 521C
> 1 524B
> 1 5345A
> 2 5328A
> 1 53131A
> 2 5315B
> 1 5315A
> 1 53?? (yeah, I forgot to write down all of the number of this one
> :-(
>
> These are mostly collected one at a time over the last ten years or
> so.
> I have a goodly stack of manuals for the HP counters, but don't have
> them for all the models included above. Some of the manuals have a
> black and white picture. I am still adding to the
> collection, but for the most part the counters are not worth
> shipping
> (but the manuals are).
> So if anyone has any old HP counters in the San Jose area they do
> not want, please let me know. If you have other HP counter related
> trivia, stories, pictures, etc, I may eventually get around to
> creating
> a web site for these.
>
> Of course you can't just collect counters, so I also have a handful
> of
> standards, clocks and DVM's from the good old days.
>
> Cheers,
> Stan
>
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com]
> On
> Behalf Of Dave Brown
> Sent: Tuesday, May 16, 2006 2:32 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Interesting Patent
>
> Looking to get good colour photos of some of these older HP counters
> (and similar offerings from other manufacturers) in the pre/early
> Nixie etc period.
> If you have anything available would appreciate direct email of
> same.
> Thanks
> Dave Brown, NZ
>
>
>
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