Motorola Gm3688 Service Manual Exclusive Link -

The Motorola GM3688 is a part of Motorola's GM300 series, known for its advanced features, durability, and ease of use. This mobile radio operates on both analog and digital modes, supporting a wide range of frequencies, including VHF, UHF, and 800/900 MHz. Its advanced features include:

: 64 channels with an 8-character alphanumeric display.

(Configurable open-collector output). Pin 9: Programmable Input 3 (Configurable via CPS).