Chapter 2 Radio Power
This chapter provides a detailed circuit description of the power distribution of an ASTRO APX 3000
radio.
2.1 General
In the ASTRO APX 3000 radio, power (B+) is distributed to the main board.
Power for the radio is provided through a battery supplying a nominal 7.5 Vdc directly to the
transceiver. The following battery types and capacities are available:
Table 2-1. IMPRES Batteries
Part Number Description
NNTN8305_ IMPRES Li-Ion Ultra-Slim Battery (1250mAHr)
NNTN8128_ IMPRES Li-Ion Slim Battery (1900mAHr)
NNTN8129_ IMPRES Li-Ion High Capacity Battery (FM, 2300mAHr)
PMNN4424_ IMPRES Li-Ion High Capacity Battery (2300mAHr)
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