[sdiy] OT: DMM recommendations

[Tom Bugs]

It is worth keeping an eye out for KEITHLEY too.
I think the model I picked up is the 2015 - unfortunately most listed on 
ebay today are quite expensive - think I paid under £200.

But, yeah, I often use a UniT handheld for quick work where-ever.


On 07/03/2018 14:55, Terry Shultz wrote:
> HP Agilent Keysight 34401A 6.5 Digit Digital Multimeter
> *
> *
> *Bright Display and 6 1/2 digit *
> *
> *
> *https://www.ebay.com/itm/HP-Agilent-Keysight-34401A-6-5-Digit-Digital-Multimeter/352293561228?hash=item520655238c:g:fzcAAOSwD45al0PF*
> *
> *
> *Bid so far is $205.00 USD so far.*
> *
> *
> *
> *
>> On Mar 7, 2018, at 6:41 AM, Terry Shultz <thx1138 at earthlink.net 
>> <mailto:thx1138 at earthlink.net>> wrote:
>>
>> Hi Neil,
>>
>> I have a Fluke Model 77 with Rubbery type of shell I use for 
>> continuity testing for general purpose work.
>>
>> I have had it since 1985 and it just keeps on working….
>>
>> The HP units I have are used for resistor matching / sorting for 
>> building my own D/A’s.
>>
>> I gently bake the 1% resistors and sort them by value after they cool 
>> a bit.
>>
>> I keep them stuck in a piece of styrofoam with the values marked in 
>> each row.
>>
>> I have extra’s sorted in case one opens up. This is how I build my 
>> E-Mu era Poly Keyboard circuitboard.
>>
>> Transistor matching is another project at the moment as I am building 
>> a run of VCO and VCF projects.
>>
>> The copper clips are a pain to make as my fingers are too large to do 
>> fine work, I’ll have to enlist my daughter to help out.
>>
>> I get the copper foil from the stain glass window shop near me. I use 
>> a paper cutter to cut the foil into strips.
>>
>> Hope all is well,
>>
>> Terry
>>
>>> On Mar 7, 2018, at 6:25 AM, Neil Johnson <neil.johnson71 at gmail.com 
>>> <mailto:neil.johnson71 at gmail.com>> wrote:
>>>
>>> Hi Terry,
>>>
>>>> I bought (2) HP3478A   5 1/2 digit Multimeter off of Ebay recently 
>>>> for about $125.00 each.
>>>>
>>>> Both were tested and calibrated / tested from Surplus Test brokers.
>>>>
>>>> They are great and accurate and readily available on Ebay.
>>>>
>>>> Any thoughts to this model?
>>>>
>>>> Terry
>>>
>>> Yes they're very nice meters.  I have one at home, calibration is
>>> quite cost effective (I think I paid around £69 for mine a couple of
>>> years ago).  To be honest with HP quality they stay in cal for a long
>>> time, so you could get it cal'ed every three years or so.
>>>
>>> Neil
>>> -- 
>>> http://www.njohnson.co.uk
>>
>>
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