24 Feb
2009
24 Feb
'09
5:21 a.m.
On Monday 23 February 2009 09:55:51 am Dave Caroline wrote:
Whines and whistles can be loose windings on the line
output
transformer also the deflection coils on the tube neck. Modern stuff
is potted to a better standard you may have to live with the noise.
For earthing the EHT cap on the tube we used to (TV workshop) use a
wire to chassis/tube surround and that wire to a screw driver.. push
under the rubber cover along the glass to discharge, you hear a small
crack, hold for a few secs, then its safe.
For a little while...
Then try it again -- and you'll get another discharge.
--
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space, a critter that can
be killed but can't be tamed. --Robert A. Heinlein, "The Puppet Masters"
-
Information is more dangerous than cannon to a society ruled by lies. --James
M Dakin