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General| Brand | Motorola |
|---|---|
| Model | PT500 |
| Category | Portable Radio |
| Language | English |
Lists available frequency ranges and RF power outputs for PT500 portables.
Explains the dual conversion superhetrodyne receiver block diagram and signal flow.
Details the block diagram for the VHF two and five watt transmitter operation.
Describes circuitry for voltage regulator, transmit/battery indicator, and PTT relay switching.
Details the modification required for the NPN1007A power pack to avoid fuse opening.
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