对讲机应用须知(国外英文资料).doc

对讲机使用须知(国外英文资料) New shopping walkie-talkie, must read the instruction manual first, understand the use method of the walkie-talkie, do the operation again. The walkie-talkie is generally divided into host and accessories. The main body of the intercom is the main body of the intercom. Accessories include: batteries, antennas, backpacks, and chargers. When the intercom is first used, the battery should be activated (that is, charging) for about 12 to 14 hours. The process should be three or four times, and then it will be charged for eight to 10 hours. The battery capacity of the intercom is 600mAh, 800mAh, 1100mAh and 1500mAh, with low capacity of nickel-cadmium battery, high capacity as nimh battery. Nickel cadmium battery under low temperature had a better performance than the nickel metal hydride, but it has memory effect, nimh batteries have no memory effect, large capacity battery more commonly use nimh batteries. Due to radio 4-5 w transmission power, emission current is greater than 1 a (1000 mah) so high to the requirement of battery, the battery surface and pan connection adopt ultrasonic welding, solid and reliable, quality assured, and some of the less known and inferior brand machine battery because of the low price, cant guarantee quality. The communication distance of the walkie-talkie depends on the size of its emission power, and the other important factor depends on its own antenna and its height. The antenna is indispensable on the intercom, and should keep the antenna clean and vertical. It is forbidden to take the antenna directly, otherwise it will reduce the service life of the antenna and affect the distance of the call, so protect the antenna in use. Use little common sense for the radio Use little common sense for the radio The battery is forbidden to contact any metal parts in case of a short circuit. Do not heat or throw the battery into the fire. Low nickel metal hydride batteries, new batteries or for more than two months of battery cha