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Datasheet      STM32F072RBT6 pulled from CCAs when processor was upgraded to a device with more memory (Units were never powered on).    Specifications: Core Processor ARM® Cortex®-M0   Core...

Datasheet  / 3R1 / Square loop / Experiments / Core Memory      Square loop ferrite cores maintain a magnetic field that exceeds their hysteresis threshold until a similar level in the opposite direction is applied.  Commonly...

     Single ply plain paper rolls to fit TRS80 PC2 pen plotter.  These are 2.25" wide and rolls are 30mm in diameter with 5 yards of clear paper followed by 1.5 yards of red "End of tape marker".

Schematic       24K RAM expansion module for TRS-80 PC-2 (TRS80 PC2) and Sharp PC-1500 (Sharp PC1500) increases the memory from the standard 1850 bytes free to 26,426 bytes free.     When used with the Sharp PC-1500A (Sharp...

Schematic       24K RAM expansion module for TRS-80 PC-2 (TRS80 PC2) and Sharp PC-1500 (Sharp PC1500) increases the memory from the standard 1850 bytes free to 26,426 bytes free.      When used with the Sharp PC-1500A...

     Original connector used on the Sharp CE-158 serial interface as well as the the TRS-80 PC-2 printer cassette interface and the Sharp CE-150 cassette interface for the PC-1500 and PC-1500A pocket computers. New component, never used...

     Regulator modules for the TRS-80 PC-2 (TRS80 PC2), Sharp PC-1500 and Sharp PC-1500A pocket computers. Features: Regulator factory adjusted to 4.700V +/- 10mV at VCC under full load = 75mA. No minimum current to maintain regulation...

Schematic      OEM regulator modules for the TRS-80 PC-2 (TRS80 PC2), Sharp PC-1500 and Sharp PC-1500A pocket computers. Features: Pulled from working equipment and tested good. Date codes and appearance may vary from pictured unit but...

UGN3503UA

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Datasheet Active GPS antenna for the 1375/1455 GPS RTC modules. Features: 5M RG-174 cable terminated with SMA-Male connector. 1575.42MHz center frequency. 1.5:1 VSWR max. 1.5 dbi antenna gain. Omni directional receive pattern. 26db gain LNA. 50 ohm...