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HP 3440A rear connectors

computeruser04
 

I have just acquired an old HP 3440A nixie tube rack mount DC
voltmeter. Although I have the service manual for the 3440A, the rack
mounted version is physically different from the one in the manual in
a few ways. For one - there are no inputs on the front panel, just on
the rear. There are 2 different BNC type jacks that I have never seen
before. The ground is isolated from the chassis so there are actually
2 internal connectors along with the usual outer ground connector.
Both jacks have these 2 internal contacts but both jacks are
different styles. I've tried to look these up (google images etc) and
have no idea what "type" they are so that I can get some kind of
adaptor to use a BNC terminated probe or even banana terminated test
leads.

Thanks

BL


Re: HP 8593A Spectrum Analyzer

Jeff Spence
 

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Clif and all,

?

After several attempts to email (my server doesn’t like that big file) I looked for it on the web and found it at the following address:

?

?

It appears that Agilent has many documents of this type on their site.? This may be a good resource for recently obsolete equipment.

?

Jeff

?

-----Original Message-----
From: Clif [mailto:clif@...]
Sent: Thursday, July 01, 2004 1:42 PM
To: hp_agilent_equipment@...
Subject: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif




Info on 3852A Data Acquisition Extenders

 



I'm looking for information on the HP 3852A Data Acquisition / Control Unit extenders.? These are units that are "slave" to a master 3852A.? Specifically, I'm looking for a wiring diagram of the digital cable (is it simply a pin-to-pin connection?), and what are the requirements (model number, options, etc.) for extension unit?

Any help would be appreciated.? Many thanks!? Tom Leedy?


Want To Buy Old HP & Military oscilloscopes

Robert Middleton
 

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Hello folks.
?
My name is Robert. Please allow me a few minutes of your time, thank you. Is there anyone in the group who can point me in the direction of finding one or perhaps a few pieces of?some HP equipment and the manuals for them too??Perhaps there might be a electronics surplus store that someone knows about that I could make contact with?
?
Below is the list of what I am looking for, some are of military origin and others are commercial/Industrial. Cosmetic condition is not real critical, even if the unit or units have some rust and are missing a few knobs too is ok. I prefer working units if possible and also the plug in modules too. I appreciate any leads and help I am able to receive. Thanks for your time and have a nice day.
?
Respectfully, Robert
?
p.s. Here is a list of the models I am looking for, and I am not picky either. Thanks again everyone. Also, I run accross alot of newer and older HP equipment, probes, and manuals too so drop a line and let me know what you need and I will do what I can to be of service to you folks by being able to provide the equipment or putting you in touch with someone who does?have it.
?
These are all old oscilloscopes, (heavy and beautiful pieces of engineering) and depending on the price of the unit I am also willing to pay the shipping cost, thanks folks.
?
OS-82A/USM-105
OS-121A/USM-140
OS-121C/USM-140
OS-121D/USM-140
HP-H12-175A
HP 185A
?
Plug in modules are;
?
MX-2930C/USM
MX-2930D/USM
?
?
I am also seeking manuals for these units?and the probes too.
?
I know I have another list with other models of these HP Oscilloscopes and the HP modules too however I am not able to locate it at this time. If anyone of you folks has one of these, or even a few of them or if you know where I can locate one or more?or know of someone who might have one be they working or not please contact me.
?
I am enclosing my e-mail address along with my home phone number so one of you folks can reach me. I am also willing to call anyone who might have any of these units so please forward me your phone number. When you do call and if I am not at home please leave me your name, phone number and a good time to call you back. Thanks again and you and yours take care.
?
Respectfully, Robert
?
e-mail address is; romhifi@...
Home phone number is; 360-459-1874


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Re: *off topic* 93K Consulting work

Robert Middleton
 

开云体育

Hello folks.
?
My name is Robert. Please allow me a few minutes of your time, thank you. Is there anyone in the group who can point me in the direction of finding one or perhaps a few pieces of?some HP equipment and the manuals for them too??
?
Below is the list of what I am looking for, some are of military origin and others are commercial. I prefer working units if possible and also the plug in modules too. I appreciate any leads and help I am able to receive. Thanks for your time and have a nice day.
?
Respectfully, Robert
?
p.s. Here is a list of the models I am looking for, and I am not picky either. Thanks again everyone. Oh, I myself run accross alot of newer and older HP equipment, probes, and manuals too so drop a line and let me know what you are in need of and I will do what I can to be of service to you folks.
?
These are all old oscilloscopes, (heavy and beautiful pieces of engineering) and depending on the price of the unit I am willing to pay the shipping cost.
?
OS-82A/USM-105
OS-121A/USM-140
OS-121C/USM-140
OS-121D/USM-140
HP-H12-175A
HP 185A
?
Plug in modules are;
?
MX-2930C/USM
MX-2930D/USM
?
I know I have another list with other models of these HP Oscilloscopes and the HP modules too however I am not able to locate it at this time, (duh). If anyone of you folks has one of these, or even a few of them or if you know where I can locate one or more be they working or not please contact me. Thanks again and you and yours take care.
?
?
?

----- Original Message -----
Sent: Friday, July 02, 2004 9:19 AM
Subject: [hp_agilent_equipment] *off topic* 93K Consulting work

HI All, just wondering if someone on the board might be interested in a 6 month Contract in Sunnyvale doing test work with the 93K equipment.? Please drop me a line for more details.
?
?
Thanks
Chris Freeman
Oxford International
800-260-8844 ext 3313
?


*off topic* 93K Consulting work

Chris Freeman
 

开云体育

HI All, just wondering if someone on the board might be interested in a 6 month Contract in Sunnyvale doing test work with the 93K equipment.? Please drop me a line for more details.
?
?
Thanks

Chris Freeman
Oxford International
800-260-8844 ext 3313
?


Manual for HP

Chuck Miles
 

开云体育

I am looking for the manual (copy is fine) to an HP model 201C audio osc.? It is not on BAMA at this time.
?
Thanks for your help.
?
Chuck Miles
Junction City, OR


Re: CAUTION! Re: HP 8593A Spectrum Analyzer

Jeff Spence
 

开云体育

Thanks for the warning.? The attachment never made it to my mailbox.? I didn’t think attachments would go through on Yahoo Groups.

?

Jeff

?

-----Original Message-----
From: Fred Olsen [mailto:fwolsen@...]
Sent: Thursday, July 01, 2004 8:55 PM
To: hp_agilent_equipment@...
Subject: CAUTION! Re: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Jeff Spence wrote:
> I think Yahoo Groups strips attachments.

I thought so to, but MailWasher shows that message to be 952.6kB and
gives a "Virus Warning".? I dumped it.

Fred
--
<><
--
Outgoing checked by Norton AV





Re: HP 8593A Spectrum Analyzer

Brian Goldsmith
 

-----Original Message-----
From: ian

try this program to split and rejoin
Thank you
Ian Wells

Why did you send an exe. File to the list? All 714 KB of it!!

Brian Goldsmith.


CAUTION! Re: HP 8593A Spectrum Analyzer

Fred Olsen
 

Jeff Spence wrote:
I think Yahoo Groups strips attachments.
I thought so to, but MailWasher shows that message to be 952.6kB and gives a "Virus Warning". I dumped it.

Fred
--
<><
--
Outgoing checked by Norton AV


Re: HP 8593A Spectrum Analyzer

Jeff Spence
 

开云体育

I think Yahoo Groups strips attachments.? Try sending the program directly to me (jspence@...)

?

Jeff

?

-----Original Message-----
From: ian wells [mailto:ianwells@...]
Sent: Thursday, July 01, 2004 7:46 PM
To: hp_agilent_equipment@...
Subject: Re: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

try this program to split and rejoin

Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.

1-email- ianwells@...
2-email- kvcomaudio@...

----- Original Message -----

From: Jeff Spence

Sent: Friday, July 02, 2004 9:03 AM

Subject: RE: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Clif,? I have a pdf of the 8590 series service guide.? It is a large file (15MB) and does contain the procedure for replacing the battery.? I will try to email if you think it will get through.

?

Jeff

?

-----Original Message-----
From: Clif [mailto:clif@...]
Sent: Thursday, July 01, 2004 1:42 PM
To: hp_agilent_equipment@...
Subject: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif


?




Re: HP 8593A Spectrum Analyzer

ian wells
 

开云体育

try this program to split and rejoin
Thank you
Ian Wells
Kerinvale Comaudio
mail service 1017,
Biloela,4715.

1-email- ianwells@...
2-email- kvcomaudio@...

----- Original Message -----
Sent: Friday, July 02, 2004 9:03 AM
Subject: RE: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

Clif,? I have a pdf of the 8590 series service guide.? It is a large file (15MB) and does contain the procedure for replacing the battery.? I will try to email if you think it will get through.

?

Jeff

?

-----Original Message-----
From: Clif [mailto:clif@...]
Sent: Thursday, July 01, 2004 1:42 PM
To: hp_agilent_equipment@...
Subject: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif





Re: HP 8593A Spectrum Analyzer

 

We can give it a try. I have DSL so it won't be too bad.

clif @ avvid . com

Thanks, Clif

--- In hp_agilent_equipment@..., "Jeff Spence"
<jspence@p...> wrote:
Clif, I have a pdf of the 8590 series service guide. It is a
large file
(15MB) and does contain the procedure for replacing the battery.
I will try
to email if you think it will get through.



Jeff



-----Original Message-----
From: Clif [mailto:clif@a...]
Sent: Thursday, July 01, 2004 1:42 PM
To: hp_agilent_equipment@...
Subject: [hp_agilent_equipment] HP 8593A Spectrum Analyzer



Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif






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Re: CAUTION! Re: HP 8593A Spectrum Analyzer

 

开云体育

In a message dated 7/1/2004 11:20:09 PM Eastern Standard Time, Mwcpc4@... writes:
The "attachment" is an animated advertisement popup from a Yahoo! Groups Sponsor.?
?
I finally found the original post, that has the attachment.? AOL's popup blocker confused me.? This list apparently is set up to allow attachments.? You should set your mail program so it does not automatically download attachments.
?
Mike Csontos


Re: CAUTION! Re: HP 8593A Spectrum Analyzer

 

开云体育

In a message dated 7/1/2004 11:07:31 PM Eastern Standard Time, jspence@... writes:

Thanks for the warning.? The attachment never made it to my mailbox.? I didn’t think attachments would go through on Yahoo Groups.

?

Jeff

?

***
?
The "attachment" is an animated advertisement popup from a Yahoo! Groups Sponsor.?One also?appeared in your reply.?I've been getting them on other Yahoo! lists too.? The days of commercial free Internet are over.
?
Ironically the ad is for a popup blocker!
?
Mike Csontos


Re: HP 8593A Spectrum Analyzer

Jeff Spence
 

开云体育

Clif,? I have a pdf of the 8590 series service guide.? It is a large file (15MB) and does contain the procedure for replacing the battery.? I will try to email if you think it will get through.

?

Jeff

?

-----Original Message-----
From: Clif [mailto:clif@...]
Sent: Thursday, July 01, 2004 1:42 PM
To: hp_agilent_equipment@...
Subject: [hp_agilent_equipment] HP 8593A Spectrum Analyzer

?

Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif




HP 8593A Spectrum Analyzer

 

Does anyone have the procedure for replacing the battery in this
piece of equipment??

Clif


Re: HP 1820-0090 from 5216A counter

 

--- In hp_agilent_equipment@..., "iandurieu"
<idurieu@h...> wrote:
--- In hp_agilent_equipment@..., Jim Reese <nfeinc@y...>
wrote:
Hello,

Fedlog says it is a TTL 4 bit storage register. No
JEDEC P/N cross reference given, but it is probably
74xx series. It is also the same as an 1820-0091 and
1820-0116.

Regards,

Jim
Hi Jim,

Thanks. Functionally it looks a lot like a 7475 except that the
pinouts don't match.

Cheers
Ian Du Rieu
Hi all,
I made an adaptor for a 7475 to 1820-0090 to fix the pinouts.
The enable pin's logic is inverted so a 1 transistor inverter fixed
that.
It looks like the 1820-0090 is RTL. HP's drive circuit was a 360pF
buffered by an emitter follower without a pulldown. 1 x TTL load
stuffed it up. It was already driving 7 other 1820-0090 chips.
Adding the transistor inverter solved the loading gremlin.

If anyone is interested in the fine details I have a .GIF file
detailing the mods.

Cheers
Ian Du Rieu


Re: HP 1820-0090 from 5216A counter

 

--- In hp_agilent_equipment@..., Jim Reese <nfeinc@y...>
wrote:
Hello,

Fedlog says it is a TTL 4 bit storage register. No
JEDEC P/N cross reference given, but it is probably
74xx series. It is also the same as an 1820-0091 and
1820-0116.

Regards,

Jim
Hi Jim,

Thanks. Functionally it looks a lot like a 7475 except that the
pinouts don't match.

Cheers
Ian Du Rieu