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My 38-690 Project
#5

Pictures of the restored chassis's with new caps and candohms. I like the look of everything freshly painted.

While I was in the amp chassis I found that the tweeter wiring needed to be corrected so that the speakers were in phase. I followed the post that Ron made to correct this issue. In addition, I found the audio Transformer wires reversed, or at least the colors did not match the schematic. Once corrected I had much more volume. To top it off, I replaced the coupling cap with a 4.7uF film cap which really gave the tweeters presence.

I threw in the sub chassis photo, as I had it out to replace caps, resistors, and clean the switches.


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Tony

“People may not remember how fast you did a job, but they will remember how well you did it”


Messages In This Thread
My 38-690 Project - by tbone - 07-07-2018, 08:20 PM
RE: My 38-690 Project - by tbone - 07-07-2018, 08:25 PM
RE: My 38-690 Project - by morzh - 07-07-2018, 08:25 PM
RE: My 38-690 Project - by Richie - 07-07-2018, 08:27 PM
RE: My 38-690 Project - by tbone - 07-07-2018, 08:36 PM
RE: My 38-690 Project - by tbone - 07-07-2018, 08:53 PM
RE: My 38-690 Project - by tbone - 07-07-2018, 08:59 PM
RE: My 38-690 Project - by VntgRads - 07-07-2018, 09:29 PM
RE: My 38-690 Project - by Bill Bacco - 07-08-2018, 08:17 AM
RE: My 38-690 Project - by LarryFS - 07-08-2018, 10:43 AM
RE: My 38-690 Project - by tbone - 07-08-2018, 07:11 PM
RE: My 38-690 Project - by brianbbs67 - 07-10-2018, 11:18 PM



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