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Total 3 documents matching your query.

1. [Amps] 4-250B or QB3.5/750 in GG operation (score: 1): Author: pe2six at xs4all.nl (Erwin Cremers); Date: Sat May 10 13:42:59 2003; Hello group, One other question on the 4-250B or qb3.5/750 in GG configuration. When using aprox. 2.7 Kv I'm building an amp with two of those tubes parallel. Now i'm looking for the value of the bia; /archives//html/Amps/2003-05/msg00079.html (6,679 bytes)
2. [Amps] 4-250B or QB3.5/750 in GG operation (score: 1): Author: 2 at vc.net (2); Date: Sun May 11 09:13:52 2003; ** For tetrode linear amplifiers, grid bias is usually obtained from a low-current adjustable power supply. Example on Figure 4 on my Web site. - R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,; /archives//html/Amps/2003-05/msg00084.html (7,258 bytes)
3. [Amps] 4-250B or QB3.5/750 in GG operation (score: 1): Author: DF3KV at aol.com (DF3KV@aol.com); Date: Sun May 11 09:14:03 2003; In einer eMail vom 10.05.03 19:45:18 (MEZ) - Mitteleurop. Sommerzeit schreibt pe2six@xs4all.nl: Hi Erwin, With 2,7KV there will be no need for Zeners in high? configuration, idling current will be qu; /archives//html/Amps/2003-05/msg00088.html (6,995 bytes)

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