Full Site - : comb test (Page 3 of 4)

Re: Approach To Contamination Testing Of PCBs

Electronics Forum | Sat May 16 19:31:27 EDT 1998 | Graham Naisbitt

Gentlemen, Please consider that ionic testing is designed only for detecting ionic contaminants. Yes there are instances of non-ionic contaminants that cause premature circuit failure. However, more importantly the prevailing specs are less than adeq

Re: Aye aye aye.

Electronics Forum | Fri May 15 18:09:00 EDT 1998 | Earl Moon

| | | We understand that testing for ionic contamination and surface insulation resistance measure different properties. We assemble printed circuit boards for other companies. We will not get combs on 90% of the boards that we assemble. | | | We h

Re: Alpha's Tetra Stencil System

Electronics Forum | Mon Jun 14 03:54:32 EDT 1999 | Charles Stringer

We have been using Alpha Tetra/DEK Vector for the last 3 years. Prior to that we were using mesh on frame. We do about 15 job changes a day and our main runners are loaded about 4 times per week. In the three years we have been using the system we h

Re: Alpha's Tetra Stencil System

Electronics Forum | Mon Jun 14 06:15:18 EDT 1999 | wayne sanita

| We have been using Alpha Tetra/DEK Vector for the last 3 years. Prior to that we were using mesh on frame. | We do about 15 job changes a day and our main runners are loaded about 4 times per week. In the three years we have been using the system

Re: Alpha's Tetra Stencil System

Electronics Forum | Mon Jun 14 15:05:10 EDT 1999 | John Thorup

| | We have been using Alpha Tetra/DEK Vector for the last 3 years. Prior to that we were using mesh on frame. | | We do about 15 job changes a day and our main runners are loaded about 4 times per week. In the three years we have been using the sys

Re: Alpha's Tetra Stencil System

Electronics Forum | Tue Jun 15 18:02:53 EDT 1999 | MMurphy

| | We have been using Alpha Tetra/DEK Vector for the last 3 years. Prior to that we were using mesh on frame. | | We do about 15 job changes a day and our main runners are loaded about 4 times per week. In the three years we have been using the sys

Re: Aye aye aye. Wait Wait Wait

Electronics Forum | Wed May 27 08:46:25 EDT 1998 | Dave F

| | | | We understand that testing for ionic contamination and surface insulation resistance measure different properties. We assemble printed circuit boards for other companies. We will not get combs on 90% of the boards that we assemble. | | | |

Re: Aye aye aye. Wait Wait Wait

Electronics Forum | Wed May 27 12:32:15 EDT 1998 | Earl Moon

| | | | | We understand that testing for ionic contamination and surface insulation resistance measure different properties. We assemble printed circuit boards for other companies. We will not get combs on 90% of the boards that we assemble. | | |

Re: Radial capacitors have water gain

Electronics Forum | Mon May 10 13:35:14 EDT 1999 | Chrys Shea

| We have been having an ongoing problems with radial electrolytic capacitors (thru hole)for some time. | 1. When we wash them in our inline cleaners the sleeving shrinks up from the PCB leaving the 'can' exposed. Some designs have traces on the

Re: Radial capacitors have water gain

Electronics Forum | Mon May 10 14:44:15 EDT 1999 | C.K.

| | We have been having an ongoing problems with radial electrolytic capacitors (thru hole)for some time. | | 1. When we wash them in our inline cleaners the sleeving shrinks up from the PCB leaving the 'can' exposed. Some designs have traces on


comb test searches for Companies, Equipment, Machines, Suppliers & Information

pressure curing ovens

Software for SMT placement & AOI - Free Download.
Pillarhouse USA for handload Selective Soldering Needs

Training online, at your facility, or at one of our worldwide training centers"
High Throughput Reflow Oven

High Resolution Fast Speed Industrial Cameras.
design with ease with Win Source obselete parts and supplies

Private label coffee for your company - your logo & message on each bag!