Phase Linear 4000 Series two.

VSAT88

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#1
Going to pick up a PL 400 series II and a 4000 series II. What is the deal with the 4000 II, is that one of the better preamps Phase made or is that kinda shitty one with the bad boards?
 

VSAT88

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#11
Here is the amplifier. Have not taken all of it out of the Transformer yet. Had to bag it all for transport before disinfection then into the shop.
20220609_221240.jpg
With the obligatory white spots in the aluminum finish. I had to shovel the dust off and wipe it down once before I could take a picture. Oh and both rail fuses are shot. Main fuse is good though.
 

VSAT88

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Like my BlueTooth ?
#14
I got lucky but not that lucky. I will bet I know what side died. It is something though. Someone put Sil-Pads under all of the outputs or was that common on series II amplifiers ?


20220610_182039.jpg 20220610_182033.jpg
 

mlucitt

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#20
Can you post a digital copy of the rest of that service manual. My PL400 Series II service manual has the sections listed in Arabic numbers, not Roman numerals. I wonder why the change?
PL400 SM Contents.jpg
 
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