[Techtoolslist] BK IC Tester 552

[Fabrizio Vasile]

OK, John , I will do.
Regards.
----- Original Message ----- 
From: "John Robertson" <jrr at flippers.com>
To: "Technical Tools Mail List" <techtoolslist at flippers.com>
Sent: Saturday, June 08, 2013 7:54 PM
Subject: Re: [Techtoolslist] BK IC Tester 552



> On 06/08/2013 1:11 AM, Fabrizio Vasile wrote:

>> Hi Jose,

>> it's a logic comparator, I guess you won it on Ebay some days ago.The 

>> 552 model you have is for CMOS testing while the 550 model is for 

>> TTL.I have both of these.

>> The operation simply; put a good known IC in the ZIF socket, connect 

>> the clip to the IC on the unit under test, press the TEST button.If 

>> the OK led will light, then the IC is good otherwise some of the 

>> numbered LEDs will go ON telilng you there is a problem on that PIN 

>> (usually outputs).Please, keep in mind that this device is not perfect 

>> and it will give you false positive when, for example, output of an IC 

>> is tied to GROUND or VCC or when you are testing particular devices 

>> like flip-flop, counters, latches (you have to CLEAR these before 

>> testing).Obviously, your comparator need to take POWER and GROUND from 

>> the unit under test by connecting the  RED and BLACK clips.

>> Later I will scan the manual of my B&K 552 and send it to you.

>>

>> P.S.

>> Did you find your Fluke 68000 POD at the end?

>>

> 

> Please send me a copy too, for the TTL archives.

> 

> Thanks,

> 

> John :-#)#

>> ----- Original Message ----- From: "Jose Luiz Martins" 

>> <joseluizmartins at gmail.com>

>> To: "Technical Tools Mail List" <Techtoolslist at flippers.com>

>> Sent: Saturday, June 08, 2013 3:40 AM

>> Subject: [Techtoolslist] BK IC Tester 552

>>

>>

>>> Hi!

>>>

>>> I fond one BK 552 IC Tester but I don't have it's manual.

>>>

>>> Can someone tell me how this tester works please?

>>>

>>>

>>> Thanks!

>>> _______________________________________________

>>> Techtoolslist mailing list

>>> Techtoolslist at flippers.com

>>> http://seven.pairlist.net/mailman/listinfo/techtoolslist

>>> FTP site is: ftp://ttl.arcadetech.org/TTL/Test_Equipment

>>> Archive site: http://seven.pairlist.net/pipermail/techtoolslist/ 

>>

>> _______________________________________________

>> Techtoolslist mailing list

>> Techtoolslist at flippers.com

>> http://seven.pairlist.net/mailman/listinfo/techtoolslist

>> FTP site is: ftp://ttl.arcadetech.org/TTL/Test_Equipment

>> Archive site: http://seven.pairlist.net/pipermail/techtoolslist/

>>

> 

> 

> -- 

> John's Jukes Ltd. 2343 Main St., Vancouver, BC, Canada V5T 3C9

> Call (604)872-5757 or Fax 872-2010 (Pinballs, Jukes, VideoGames)

>                  www.flippers.com

> "Old pinballers never die, they just flip out"

> 

> _______________________________________________

> Techtoolslist mailing list

> Techtoolslist at flippers.com

> http://seven.pairlist.net/mailman/listinfo/techtoolslist

> FTP site is: ftp://ttl.arcadetech.org/TTL/Test_Equipment

> Archive site: http://seven.pairlist.net/pipermail/techtoolslist/