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phase linear 300

  1. RedShoe

    Phase Linear Model 300 cosmetic repair

    Hi All, I have a Phase Linear Model 300 Series Two that sometime in its life something got spilled (beer?) on the top cover and there is a rust spot in the middle the size of a quarter. There are other spots on where the printing is scraped and ugly. The rest of it is in great shape and it works...
  2. B

    Phase LInear 300 sii bridge rectifier

    I replaced the bridge rectifier in my PL300 sii. I normally take a picture before doing something like this, but this time, I relied on my 72 year old brain to remember what goes where (BIG mistake). Could someone who has a working 300 post a pic of the bridge rectifier in circuit so I can...
  3. B

    Phase Linear 300 sII Trimpots

    Are trimpots pretty much equal other than values and physical dimensions etc? I have recapped and replaced all semiconductors in the unit, along with all resistors but output relays would unlock after about 30 seconds after power on and would not lock up again until the capacitors had drained...
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