[Amps] Ten Tec Titan 425 Fuses Blew

Rob Atkinson ranchorobbo at gmail.com
Fri Feb 22 13:47:48 EST 2013


On Thu, Feb 21, 2013 at 9:29 PM, Charles Harpole <k4vud at hotmail.com> wrote:
>
> My 425 blew both line fuses with a huge audible bang!!!!  I put in new fuses and again same loud bang, but also a part in the power supply, forgot which, but maybe resistor, caught fire >and created a three inch flame inside... Panic moving of the ps away from other things.  Replaced the burned part and worked again. Later, I had the p.s. internal fuse to blow so often, I >just moved it and mounted it on the front of the p.s. box in a panel mount fuse holder. I had other blown fuses and found the three disk ceramic caps down in the amp box near the output >coax socket, but inside the case, of course.  They kept burning out and blowing the single smaller fuse.  Finally I enclosed the direct replacement caps with sleeving/shrink tubing, and the >trouble stopped and has worked well since.  A great amp.

So, the amp is great.   But what do you think of the power supply?

Rob
K5UJ


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