Re: [Elecraft] linear amp shutdown (was ALC)

2007-12-04 Thread David Cutter
' [EMAIL PROTECTED]; 'Elecraft Reflector' elecraft@mailman.qth.net Sent: Tuesday, December 04, 2007 2:03 AM Subject: RE: [Elecraft] linear amp shutdown (was ALC) 2 ALC has its problems and thus not always connected, but everyone uses PTT which can be very easily disabled (allow the rig to self

Re: [Elecraft] linear amp shutdown (was ALC)

2007-12-04 Thread Geoffrey Mackenzie-Kennedy
From: David Cutter G3UNA I take your point entirely which is why I said ALC is an analog signal for gradually reducing drive, which might not be appropriate for shutdown. Shutdown for me is for protection against gross overload and for this another signal might be more appropriate. Since

Re: [Elecraft] linear amp shutdown (was ALC)

2007-12-04 Thread David Cutter
- Original Message - From: Geoffrey Mackenzie-Kennedy [EMAIL PROTECTED] To: David Cutter [EMAIL PROTECTED] Cc: Elecraft Discussion List elecraft@mailman.qth.net Sent: Tuesday, December 04, 2007 12:46 PM Subject: Re: [Elecraft] linear amp shutdown (was ALC) From: David Cutter G3UNA I take your

RE: [Elecraft] linear amp shutdown (was ALC)

2007-12-04 Thread N2TK
QSK as good as the TS-930 and TS-940. 73, N2TK, Tony -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of David Cutter Sent: Tuesday, December 04, 2007 8:33 AM To: Geoffrey Mackenzie-Kennedy Cc: Elecraft Discussion List Subject: Re: [Elecraft] linear amp

[Elecraft] linear amp shutdown (was ALC)

2007-12-03 Thread David Cutter
In my view there are 2 issues here: 1 in my view the amplifier should be self-protecting against overloads, eg antenna fault (I am mindful of virtually any other equipment which must be tested by law with overload conditions) 2 ALC has its problems and thus not always connected, but

Re: [Elecraft] linear amp shutdown (was ALC)

2007-12-03 Thread Geoffrey Mackenzie-Kennedy
David Cutter [EMAIL PROTECTED] wrote on Monday, December 03, 2007 10:55 PM : In my view there are 2 issues here: 1 in my view the amplifier should be self-protecting against overloads, eg antenna fault (I am mindful of virtually any other equipment which must be tested by law with

RE: [Elecraft] linear amp shutdown (was ALC)

2007-12-03 Thread Joe Subich, W4TV
] [mailto:[EMAIL PROTECTED] On Behalf Of David Cutter Sent: Monday, December 03, 2007 5:55 PM To: Elecraft Reflector Subject: [Elecraft] linear amp shutdown (was ALC) In my view there are 2 issues here: 1 in my view the amplifier should be self-protecting against overloads, eg