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  1. S

    Apple Monitor IIc A2M4090 Hitachi variant - Setting proper B+ voltage

    Thanks for replying! The power supply worked ok without the load (ie, unplugged from the monitor PCB), but I didn't tested with a proper load (an incandescent lamp for example). I'll double check the diode's polarity and will test the power supply again using some load. Besides, I'll check for...
  2. S

    Apple Monitor IIc A2M4090 Hitachi variant - Setting proper B+ voltage

    Hello all! Sorry to respawn this old thread but I'm needing some help. I've bought an Apple IIc 9" Monochrome monitor just like this topic models. It was in a very bad shape since it was found in a dumping terrain in São Paulo, Brazil. The seller told me it was not working and took the caution...
  3. S

    Apple IIc Monitor Tube displaying strange behavior

    Hello all! Sorry to respawn this old thread but I'm needing some help. I've bought an Apple IIc 9" Monochrome monitor just like this topic models. It was in a very bad shape since it was found in a dumping terrain in São Paulo, Brazil. The seller told me it was not working and took the caution...
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