‰  NOW 30 WPM  ‰  TEXT IS FROM APRIL 2017 QST  PAGE 58‰

SOLDERED LEAD STICKING OUT TO THE LEFT.  THE SMALL DOTS AND SPLASHES ARE
FLUX.  IN THE MIDDLE IS A SUSPICIOUS JOINT THAT LOOKS LIKE IT NEEDS MORE
SOLDER, AND THERE IS A GAP TOWARD THE TOP LEFT THE STUB OF THE CUT LEAD IS
AT THE 2 OCLOCK POSITION.  IN THE FINAL, RIGHT HAND CIRCLE, THERE IS A GOOD
SOLDER JOINT, BUT THE LEAD STICKING THROUGH WAS NOT CUT OFF AS CLOSE AS IT
COULD BE.  MOST PROBABLY THIS WILL NOT CAUSE ANY PROBLEMS BECAUSE THE AREA
AROUND THE PLATED THROUGH HOLES IS COVERED WITH AN INSULATED COATING.  IF
THE COATING WAS NOT THERE, THE EXTRA LEAD MIGHT GET BENT DOWN WHEN YOU
HANDLE THE BOARD AND SHORT TO THE SURROUNDING AREA.  FIGURE 11 IS A SHOT OF
ANOTHER BOARD, SET UP TO SHOW THE REFLECTIONS OF THE LEDS USED TO
ILLUMINATE THE WORK BEING EXAMINED.  THE USB LEAD CONNECTING THE MICROSCOPE
TO THE PC HAS A CONTROL BUILT INTO IT TO ADJUST THE INTENSITY OF THE LIGHT.
THE GOOD AND THE BAD THE FIRST QUESTION IS DOES THE MICROSCOPE WORK?  THE
ANSWER IS YES.  IT IS A MICROSCOPE.  IT REVEALS A LOT, PERHAPS MORE THAN
YOU WANT TO KNOW.  HOWEVER, THIS DEVICE MIGHT JUST BE THE TOOL TO FIND A
SOLDER RELATED PROBLEM OR A CUT PC BOARD TRACE.  THE PROBLEM, HOWEVER, IS
‰  END OF 30 WPM TEXT  ‰  QST DE W1AW  ƒ