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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[AMPS\]\s+New\s+Tube\s+in\s+SB\-230\s*$/: 2 ]

Total 2 documents matching your query.

1. [AMPS] New Tube in SB-230 (score: 1)
Author: w4th@webtv.net (Tom Hix W4TH)
Date: Fri, 28 Sep 2001 16:56:10 -0500 (CDT)
Tore; I vote for the pair of Svetlana GI-7b or GI7BT(same tube) triodes as replacement tubes for the SB-230. Tore if you will look at this page on my web site, http://www.tomstubes.com/amp-conversion
/archives//html/Amps/2001-09/msg00482.html (7,847 bytes)

2. [AMPS] New Tube in SB-230 (score: 1)
Author: w8ik@subich.com (Joe Subich, K4IK)
Date: Fri, 28 Sep 2001 19:12:47 -0400
Tom, The SB-230 used a single 8873 (conduction cooled 3CX400A7/8874). The power supply is quite low for the GI-7b (or 572B) providing about 2100 volts vs. the 2800 volts or more required for the glas
/archives//html/Amps/2001-09/msg00486.html (9,542 bytes)


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