To: | amps@contesting.com |
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Subject: | Re: [Amps] Re.: 500w Amplifier With IRF510's - Schematic updated |
From: | Steve Thompson <g8gsq@ic24.net> |
Date: | Fri, 8 Apr 2005 10:29:13 +0100 |
List-post: | <mailto:amps@contesting.com> |
On Friday 08 April 2005 06:23, Peter Frenning [OZ1PIF] wrote: > Some errors in the schematic corrected.. > > > With PCB-design, Schematic and pictures plus some commentary: > > http://home24.inet.tele.dk/oz1pif/50MHz_IRF510.htm A suggestion for anyone planning to copy this - get 8 fets from one batch, so the gate thresholds are likely to be close together. IR specify a range of 2-4V so a mix could end up with only some being biassed, and the others being non-linear. After a blowup, replace the whole lot to avoid mixing batches (hardly expensive!). Steve _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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