Monthly Archives: July 2017

Toshiba TB6504F Stepper Motor Driver

Posted on July 29, 2017 by

The Toshiba TB6504F is another chip from the JVC camcorder. This time it is a PWM chopper type sinusoidal micro step Bipolar stepping motor driver manufactured by Toshiba. It drives one of the motors on the VCR recording/playback assembly. Although … Continue reading →

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Regent DVD Player

Posted on July 23, 2017 by

Today’s teardown a Regent DVD player manufactured in January 2005. The Regent brand is not a prestigious brand. A the top load mechanism, basic controls and composite video (Or S-Video) output make it a very basic DVD player.     … Continue reading →

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Mitsubishi M52359

Posted on July 9, 2017 by

  Another chip from the 1994 Camcorder. This one by Mitsubishi has no documentation available. I think the chip is likely the read/write amplifiers for the recording head. This is based on it being located on the board in a section … Continue reading →

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Motorola MC14053B

Posted on July 5, 2017 by

  The MC14053B is an analog multiplexer or more precisely a digitally controlled triple SPDT switch. It was one of the many chips in the 1994 Panasonic camcorder.     Die Photo The die is 2.1 x 1.88 mm fabricated … Continue reading →

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