- 1. [Amps] 87 a query re align motors? (score: 1)
- Author: Charles Harpole <k4vud@hotmail.com>
- Date: Fri, 25 Mar 2011 06:28:56 +0000
- I need advice re the Alpha 87a .... all the auto tuning via AlphaMax or by hand run the motors/caps all the way to one end or the other and give me a not-so-good load with the TUNE indicator 7 to 9 L
- /archives//html/Amps/2011-03/msg00195.html (7,307 bytes)
- 2. Re: [Amps] 87 a query re align motors? (score: 1)
- Author: "Gary E. Jones" <garyejones@cmaaccess.com>
- Date: Sat, 26 Mar 2011 07:40:12 -0500
- Charles: Since you didn't mention any of this in your post, I assume that it did not happen, but just in case, let me share a similar experience. I had to return my amp (87A) to Alpha to replace pin
- /archives//html/Amps/2011-03/msg00201.html (9,929 bytes)
- 3. Re: [Amps] 87 a query re align motors? (score: 1)
- Author: "Dick Green WC1M" <wc1m73@gmail.com>
- Date: Sat, 26 Mar 2011 14:20:51 -0400
- Does this happen on all bands? Did this happen suddenly? Was the amp working OK before that? Was there any indication of a problem before the amp got into this state? If it happens on one or two band
- /archives//html/Amps/2011-03/msg00208.html (8,689 bytes)
- 4. Re: [Amps] 87 a query re align motors? (score: 1)
- Author: "Dick Green WC1M" <wc1m73@gmail.com>
- Date: Sat, 26 Mar 2011 14:46:32 -0400
- Replacement of the PIN diodes, by itself, would not have cleared the segment memories. I guess RF Concepts could have accidentally wiped the memories when doing diagnostics before or after the replac
- /archives//html/Amps/2011-03/msg00209.html (13,038 bytes)
- 5. Re: [Amps] 87 a query re align motors? (score: 1)
- Author: "Martin Sole" <hs0zed@gmail.com>
- Date: Mon, 28 Mar 2011 10:35:01 +0700
- There's quite a bit to this whole story. The amp suffered from multiple alarms over a long period of time. Current consensus is that this was due to two specific and different causes. A discharge eve
- /archives//html/Amps/2011-03/msg00235.html (15,826 bytes)
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