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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Thank you for your reply, Mouser.com should have the caps you need and should fit without any trouble. ( I replaced the ones in the DRS400) . If you'd like help plese give me the values and I'll check. I did find a DRS400 for parts but would be interested in buying the P3800 Preamp...
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    SW9102 for sale

    NIB Eclipse SW9102 10" subwoofer $400 firm. Thank you.
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Found one! Thank you all very much! I really appreciate all of your input and feedback. Take care, David
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    Wanted Phase Linear DRS400 (for parts or working)

    Haha, I can certainly understand that rationale and it will be the last resort. Hopefully it won't come to that:)
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Thank you very much for your reply. Yes I suspect shorted primary windings in one primary as well and the earlier tests performed seem to bear that out. Since it's a dual primary series-parallel I think the windings should be of equal inductance and one measures approximately 80%...
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Thank you very much for the reply. Yes I measured each primary independently using the same method. The "good" primary measured about 0.5A at idle but I'm sorry I don't remember the actual Z at that point.
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Thank you for the reply. Yes I kicked that idea around just to make it somewhat workable and I can limp it along but since my son is wanting to use it I really need full power :) Thank you very much for the input though..it validated my thinking :)
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    Wanted Phase Linear DRS400 (for parts or working)

    Hopefully there's one out there somewhere. Thanks very much for your kind wishes!
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    Wanted Phase Linear DRS400 (for parts or working)

    Haha, yes I know..it's a sentimental thing. That's why I'm happy to pay top dollar for a parts or complete unit. :)
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Here is the schematic. It's a fairly complex secondary. I've looked into a quote (to build one) through "Controlled Magetics" but haven't heard back from them yet. Thank you.
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello, Thank you for the reply. It blows the 10A line fuse with all secondary loads disconnected. It's a dual primary Xformer 120/240 VAC switable series - parallel and one primary is shorted (as a test I used a lower voltage, measured current, did the math and came up with a Z of 2.13 ohms...
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    Wanted Phase Linear DRS400 (for parts or working)

    Hello! Thank you for the warm welcome! I kind figured it's more for the older PL equipment which was really why I purchased this amp back in '83 hoping it was of the quality of the orriginal older PL but couldn't afford. I do really like it and that PL "clean sound" I happened to see this...
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    Wanted Phase Linear DRS400 (for parts or working)

    I'm new to this forum looking for some help. Like many here I've been doing hi-fi and electronic work both for a living and as a hobby for almost 40 years. I own a Phase Linear DRS400 with a defective power transformer. Will pay top dollar for a unit (for parts or complete). Also any leads or...
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