SMT soldering was designed to obtain high volume and high quality solder
joints with great uniformity so that detailed inspection and rework are not
necessary. It does this at considerable investment expense up front.
The paste solder must be applied in a precise amount. This means a
My favorite technique for building CW speed is to simply play a chosen
CW frequency at a wide filter setting over the speaker daily while doing
tedious and even hated things that don't require total concentration such
as running the washing machine, paying bills, cleaning house, etc.
The
For my GMT logging, at Walmart I bought an LCD alarm clock with big
numbers for time and date. Too bad there's no stock number on
it. Placing the clock on the K2 top cover just behind the speaker grill,
I discovered a couple db increase in audio and a flattening of audio
response near the
In this review, the captions to the response curves say that they are
for the DSP. Inspection shows that they actually reflect the combined
response of the crystal filters and the DSP. So the uninitiated would
conclude that the pass band response of the DSP is really that bad whereas
the
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