P25 Digital VHF Transmitter Instruction ManualIM21-00123Printed Circuit Board NumberingConventionDaniels Electronics Ltd. has adopted a printedcircuit board (PCB) numbering convention inwhich the last two digits of the circuit boardnumber represent the circuit board version. AllPCB’s manufactured by Daniels Electronics Ltd.are identifi ed by one of the following numberingconventions:PCB number 43-912010Indicates circuit board version 1.0PCB number 50002-02Indicates circuit board version 2(no decimal version)ILLUSTRATIONSAND SCHEMATICS