[time-nuts] HP 5370A Frequency counter Problem(s)

Jack Hudler jack at hudler.org
Sat Mar 24 00:09:35 EDT 2007


If I could find the right red LEXAN/polycarbonate material then creating a
black mask on the inside should as easy as laser printing on clear Polyester
label material.
The front side is another matter...

Jack



-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of Joseph Gray
Sent: Thursday, March 22, 2007 7:06 PM
To: billj at ieee.org; Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] HP 5370A Frequency counter Problem(s)

Many businesses that sell glass also sell Plexiglass.

----- Original Message ----- 
From: "Bill Janssen" <billj at ieee.org>
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Sent: Thursday, March 22, 2007 5:34 PM
Subject: Re: [time-nuts] HP 5370A Frequency counter Problem(s)


> Jack Hudler wrote:
>> On HP gear, I used a tire cleaner (Eagle something).
>> It's the only thing I found that removes that cigarette tar stain
>> Note: make sure any stickers and goo from stickers are gone before tire
>> cleaner.
>>
> Anybody got a replacement for the Plastic that is in front of the
> display. Mine is totaly GONE.
> The instrument should work fine without it but it would be nice to have
> it. I will probably
> make something someday.
>
> Bill K7NOM
>> Then I polish the face with rubbing compound or touch up areas with paint
>> and coat with a urethane semi-gloss clear.
>>
>> I can restore a heavily damaged face (Scratched to the metal) to like new
>> with a few hours work. (Curse those idiots that scrape of stickers!!)
>>
>> Jack
>>
>>
>> -----Original Message-----
>> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>> Behalf Of John Miles
>> Sent: Wednesday, March 21, 2007 8:50 PM
>> To: Discussion of precise time and frequency measurement
>> Subject: Re: [time-nuts] HP 5370A Frequency counter Problem(s)
>>
>> I just pull the board (it's fairly obvious how, but I believe the manual
>> also talks about how to disassemble the front panel), take the sliders 
>> out
>> of the switches, and swab everything down with Caig ProGold.
>>
>> The only tricky part is paying attention to how the springs are installed

>> on
>> the switch sliders.  If you put them back the wrong way, you can bend or
>> break the spring when you try to operate the switch.
>>
>> -- john, KE5FX
>>
>>
>>> -----Original Message-----
>>> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com]On
>>> Behalf Of jshank
>>> Sent: Wednesday, March 21, 2007 6:30 PM
>>> To: Discussion of precise time and frequency measurement
>>> Subject: Re: [time-nuts] HP 5370A Frequency counter Problem(s)
>>>
>>>
>>> Could someone please provide me with a link or the procedure to
>>> disassemble,
>>> cleaned / lubed.
>>> Thanks
>>> Jeff
>>>
>>>
>>
>>
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>
>
>
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