- 1. [Amps] Commander-2000 issues (score: 1)
- Author: Bob KD7YZ <kd7yz@denstarfarm.us>
- Date: Tue, 27 Apr 2010 14:00:13 -0400
- Hello. I have a, new to me, Commander-2000. I can tune it up for, say, 1400 watts with key-down and maintain that output on SSB or CW throughout a QSO. New to also is JT65A/ FSK441 for Meteor Scatter
- /archives//html/Amps/2010-04/msg00663.html (7,771 bytes)
- 2. Re: [Amps] Commander-2000 issues (score: 1)
- Author: Roger <sub1@rogerhalstead.com>
- Date: Tue, 27 Apr 2010 14:20:23 -0400
- The manual should have the tuning sequence they prefer, but with grounded grid amps it's normally just tune for max out while keeping the drive low enough to not exceed the maximum grid current. If m
- /archives//html/Amps/2010-04/msg00664.html (9,003 bytes)
- 3. Re: [Amps] Commander-2000 issues (score: 1)
- Author: "Steve Katz" <stevek@jmr.com>
- Date: Tue, 27 Apr 2010 11:28:40 -0700
- Sounds to me like something's overheating and drifting. Do you notice any meter readings changing as this thing is falling off in output power? Ip? Ig? If nothing changes and output power drifts down
- /archives//html/Amps/2010-04/msg00665.html (8,494 bytes)
- 4. Re: [Amps] Commander-2000 issues (score: 1)
- Author: Bob KD7YZ <kd7yz@denstarfarm.us>
- Date: Tue, 27 Apr 2010 14:52:08 -0400
- Roger said the following, On 4/27/2010 2:20 PM: can be .. I know that the top of the case over the tubes gets a little feisty when I am trying to run legal limit on FSK ...it's alright with SSB and C
- /archives//html/Amps/2010-04/msg00668.html (7,868 bytes)
- 5. Re: [Amps] Commander-2000 issues (score: 1)
- Author: Roger <sub1@rogerhalstead.com>
- Date: Tue, 27 Apr 2010 18:31:28 -0400
- First, the Palstar (They purchased Command Technologies) 2000 6-meter amp is rated at 1500 PEP, 1200 RTTY and digital and they say they have redesigned the amps to make them more rugged, so you are r
- /archives//html/Amps/2010-04/msg00678.html (9,555 bytes)
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