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1. [Amps] MRF448 amp (score: 1): Author: "Ron Spencer" <ronspencer@nc.rr.com>; Date: Wed, 23 Nov 2005 07:29:52 -0500; Thought I would throw this out to the group and see if anyone can offer up some help. The amp I am working on is an old Transworld amp (the RA-1000). No schematic is available. Just installed 4 new M; /archives//html/Amps/2005-11/msg00453.html (6,851 bytes)
2. Re: [Amps] MRF448 amp (score: 1): Author: "Carcia, Francis A HS" <francis.carcia@hs.utc.com>; Date: Wed, 23 Nov 2005 08:12:11 -0500; That amplifier should only be about 50% efficient so for starters your current should be about doubled. A bipolar transistor will only have .6 to .8 volts on the base. Check the temperature of each d; /archives//html/Amps/2005-11/msg00454.html (7,824 bytes)

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