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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[AMPS\]\s+Grid\s+bias\s+supply\?\s*$/: 2 ]

Total 2 documents matching your query.

1. [AMPS] Grid bias supply? (score: 1)
Author: w.knol@niwa.cri.nz (Wilbert Knol)
Date: Fri, 10 Nov 2000 17:19:36 1300
Thanks for reading this message. I am in the process of reviving an old amplifier. It uses two ancient TB2.5-300 triodes in 'grounded grid' configuration. The aim is to make this thing work in Class
/archives//html/Amps/2000-11/msg00091.html (7,649 bytes)

2. [AMPS] Grid bias supply? (score: 1)
Author: Peter_Chadwick@mitel.com (Peter Chadwick)
Date: Mon, 13 Nov 2000 10:19:09 -0000
For Class C, it doesn't matter. Run enough bias to keep the tubes within dissipation (this helps minimise voltage excursions on the HV, which can give overshoot and key clicks) and use a series grid
/archives//html/Amps/2000-11/msg00117.html (7,309 bytes)


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