[Elecraft] Yet another Alignment question

Don Brown [email protected]
Wed Aug 6 09:41:01 2003


Hi

The 30 and 20 meter bands use the same filter section. The other bands =
will not be affected because they use other filters and are switched out =
of the circuit. You must peak L8 and L9 on the 30 meter band first then =
peak C21 and C23 on 20 meters. Do not re-adjust L8 and L9 on 20 meters =
use only the adjustable capacitors. If the capacitors seem erratic =
rotate them back and forth several dozen times to seat them then they =
will adjust better. If the filters work on transmit then they should =
also work on receive because the same band pass and low pass filters are =
used for both transmit and receive.

Don Brown
KD5NDB
  ----- Original Message -----=20
  From: John MacKenzie=20
  To: Elecraft Mail list=20
  Sent: Wednesday, August 06, 2003 7:54 AM
  Subject: [Elecraft] Yet another Alignment question

  SNIP


  I was under the impression that the order of the alignment was rigid, =
that
  it had to be done precisely in the order listed in the alignment =
procedures,
  but last night I noticed in the troubleshoot chart, item 120, that I =
should
  try peaking just the affected bands.

  I expect I will be able to bring 20M up, but what does these do to my
  overall alignment? How do I keep from fixing one and screwing up =
others with
  an unordered procedure such as this? I realize this is a test to be =
sure
  alignment is the problem with 20M, but I don't want to sacrifice any =
others
  to do it.

  Thanks for your thoughts,
  John n1sjz
  and K2 #3596 wanting to be all it can be :)


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