Hi Byron,
A touch lamp is a lamp that is turned ON and OFF by
touching ... usually a table lamp of some sort ... with the
base / stand responding to the capacity of one's hand
for the switching action. Basically the lamp has a
free-running oscillator that is detuned when the lamp
is touched,
- Original Message -
From: Ken Kopp k...@rfwave.net
To: Byron Servies by...@servies.us
Cc: Elecraft Reflector elecraft@mailman.qth.net
Sent: Tuesday, December 01, 2009 1:08 PM
Subject: [Elecraft] Touch lamps
Hi Byron,
A touch lamp is a lamp that is turned ON and OFF by
touching
To start with, visit the neighbor and explain the problem. They will
think you are nuts, but it you ask them if they have any
touch-controlled devices, and the answer is yes, then you may be able to
get them to unplug or temporarily power-down any such devices to see if
the interference
I had two tough controlled reading lamps in my bedroom. They didn't
cause rfi but they changed on/off state each time I transmitted.
Ferrite clamps didn't change the sensitivity of the lamps to RF. I
replaced them with manual switch controlled lamps; my #2 son who is not
a ham has them now.
Hi Guys,
A few years ago I was up late at night and decided to send a couple of
late night CQ's on 40 meters. On about my third CQ
my wife appeared at the door to my shack looking very upset. She had
gone to bed a couple of hours earlier and was awakened
by the touch lamps blinking on either
:
From: Robert Fish rwf...@comcast.net
Subject: Re: [Elecraft] Touch lamps
To: Duncan Carter d...@vibrotek.com
Cc: Ken Kopp k...@rfwave.net, Elecraft Reflector
elecraft@mailman.qth.net
Date: Tuesday, December 1, 2009, 1:48 PM
Hi Guys,
A few years ago I was up late at night and decided to send
Back In my youth I lived in this little grandmother cottage (converted garage)
behind a house in San Jose. One day, after I had been on 75 meters the
previous night with my HW-101 and SB-220 (the cottage didn't have a 230V line
but did have both sides so I made a 230V extension cord), the
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