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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+troubleshooting\s+a\s+sb200\s*$/: 4 ]

Total 4 documents matching your query.

1. [Amps] troubleshooting a sb200 (score: 1)
Author: sjwoodr@yahoo.com (Steve Woodruff)
Date: Mon, 4 Nov 2002 13:01:56 -0800 (PST)
I'm getting lower than expected output from a sb200 (abt 300w with 100w drive). Tubes are 6-7, maybe 8 years old. Can someone point me to a reference that has some steps that i can take to determine
/archives//html/Amps/2002-11/msg00025.html (7,132 bytes)

2. [Amps] troubleshooting a sb200 (score: 1)
Author: carlseye@tampabay.rr.com (carl seyresdahl)
Date: Mon, 4 Nov 2002 19:32:09 -0500
Steve: how much hi voltage do you have. ?? With 300 watts out it sounds like you might have one dead tube. How much grid current do you see?? should be less than half scale (100) ma. with two good tu
/archives//html/Amps/2002-11/msg00031.html (8,959 bytes)

3. [Amps] troubleshooting a sb200 (score: 1)
Author: sjwoodr@yahoo.com (Steve Woodruff)
Date: Mon, 4 Nov 2002 18:06:47 -0800 (PST)
A few have asked me so here are some more details: GRID: 0 @ rest, ~60 @ tx 40m PLATE: 0 @ rest, ~285 @ tx 40m HV: 2200 @ rest, 1850 @ tx 40m On all bands, Grid and Plate are zero at rest. Not sure i
/archives//html/Amps/2002-11/msg00033.html (10,906 bytes)

4. [Amps] troubleshooting a sb200 (score: 1)
Author: philk5pc@tyler.net (Phil Clements)
Date: Tue, 5 Nov 2002 12:45:03 -0600
Go to www.harbachelectronics.com , Click on SB200 You will see the replacement power module and soft-start kit. Phil, K5PC
/archives//html/Amps/2002-11/msg00040.html (7,096 bytes)


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