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SECTiOl3 4 <br />9 Portable Radios <br />Fourteen portable radios, 14 spare batteries, 14 swivel carry cases <br />and 14 standard rate desk type drop in chargers are desired. <br />Portable radios shall be synthesized, wideband, miniraum S channel, <br />UIX 4 watt ruUU ed two -way FM radios. Standard progranunable features <br />shall include tone and digital coded squelch on a per channel Lasis, <br />selective call decode, carrier control timer, <br />Transmitter and receiver shall be operated from a single battery <br />source. The power supply shall be a rechar geable nickel cadium <br />battery pack. The battery shall be securely fastened to the bottom <br />of the radio I)y means of a quick release slide and snap arrangement. <br />Ito. coins or tools or other mechnical crevices shall be needed to change <br />a battery. It shall he capable of operating the radio set for a <br />minimum cif• 8 1-tours between charges at the 5% transmit, 5 L receive, <br />901%; standby duty cycle at maximum rated RF output. A 1.100 mah battery <br />minimum is desired. The on -off switch shall be an integral part of <br />the battery power supply; this is to eliminate the hazards attendant <br />with inadvertant contact with foreign materials such as keys, live <br />ammunition and other conductors. <br />Portable radios shall met EIA standards & U.S. forest Service <br />specifications and MIL -STD -010 C & D Vibration and shock standards. <br />The channel information and function programming shall be determined <br />by a battery back -up RAM to allow rapid field programming of the <br />radio. Programmed information shall remain in memory when the radio is <br />turned off or when the battery is removed from the unit. E squared <br />technology sliall be utilized. <br />RF programming shall only be accomplished by means of a seperate <br />programmer. This requirement is to eliminate any illegal or unauthorized <br />re- programming of the radio. <br />10. <br />