TIPS FOR GETTING THE MOST FROM YOUR 75-503 Due to the band of operation (462/467 MHz) the 75-503 provides communications that are virtually free of atmospheric interference (skip) that is common on lower frequency bands. Along with this and an antenna system that is very efficient as compared to other unlicensed radio bands, communications range is surprisingly good.
“BELT CLIP The 75-303 comes standard with a belt clip. Attach it to the radio back by sliding the top of the clip up over the two rectangular bosses on the back of the radio until it snaps into place. To detach the belt clip, press the lever inside the top of the clip away from the radio body and slide the clip toward the bottom of the radio. QUICK USE INSTRUCTIONS: 1. Install fresh alkaline or fully charged Ni-cad batteries. 2. Turn the unit on by turning the volume control clockwise. 3.
CARE OF RECHARGEABLE NI-CAD BATTERIES ALWAYS DISPOSE OF BATTERIES PROPERLY Always follow the battery manufactures recommendations for charging and disposing of Ni-Cad batteries. The following is meant as general information regarding Ni-Cad batteries. 1. Occasionally allow the batteries to fully discharge before recharging. Full discharge will be indicated by the low battery indicator coming on during receive operation. 2. Always allow the battery to fully charge before using.
TECHNICAL SPECIFICATIONS* GENERAL Harmonic Suppression. Modulation.
LIMITED WARRANTY Midland Consumer Radio Inc. will repair or replace, at its option without charge, any Midland Mobile, 4 watt portable, Base Station Citizens Band, or FRS transceiver which fails due to a defect in material or workmanship within one year following the initial consumer purchase.
7. Alignment instructions WARNING Any repairs or adjustments should be made under the supervision of a qualified radiotelephone technician, TRANSMITTER 1. Power Supply Voltage The Power supply voltage should be set for 45 VDC measured at the radio during transmit. Periodically check the power supply voltage during the alignment procedure. 2. Frequency Setting A.
FCC ID: MMA75503A APPENDIX 7 CIRCUITS AND DEVICES TO STABILIZE FREQUENCY A PLL and 12.8 MHz OTC determine and stabilize frequency.