specifications subject to change without notice or obligation. www.appliedwireless.com ? phone (805) 383-9600 ? fax (805) 383-9001 303, 433 mhz remote control receiver the rcr303 is a remote control receiver designed to provide a quick and cost effective solution for a variety of wireless applications. the receiver includes an external antenna, decoder and relay driver (open collector) outputs. the receiver offers excellent sensitivity and selectivity by the utilizat ion of saw technology and state?of-the-art low noise amplifiers. an external jack is provided for external antenna. two different decoder options are available, one ?learning? and the other with dip switch settable addressing (holtek decoder). features typical applications ? matching keyfob transmitters available ? 3 relay driver outputs (open collector) ? long range-- up to 1000 ft 1 ? integrated decoder ? 12-volt operation ? learning decoder or holtek decoder ? latched or mom entary operation ? 2 10 or 3 8 addresses ? antenna included (1/4-wave, non-ground plane) ? remote control ? relays ? electronic circuits ? motor control ? industrial applications part ordering information frequency (mhz) model number holtek decoder matching key chain transmitter 2 303.825 rcr303a ktx303ax 315.000 rcr315a ktx315ax 418.000 rcr418a ktx418ax 433.920 rcr433a ktx433ax frequency (mhz) model number ?learning? decoder matching key chain transmitter 2 303.825 RCR303B ktx303bx 315.000 rcr315b ktx315bx 418.000 rcr418b ktx418bx 433.920 rcr433b ktx433bx 1 line of sight range, when used with a 1/4?wave ground plane antenna. with the included whip antenna, range is 300-400 ft. optional antennas are available for l onger range. see table below. 2 x=number of buttons (1, 2 or 3). long range wireless applications rcr series receivers
specifications subject to change without notice or obligation. www.appliedwireless.com ? phone (805) 383-9600 ? fax (805) 383-9001 electrical characteristics sym parameter min typ max unit v operating voltage range 9 12 16 volts i operating current (activated) 52 70 ma i operating current (idle) 18 ma rf sensitivity -112 -113 dbm v d switched voltage capability 60 v i d switched current capacity 280 ma r ds output ?on? reistance to ground 3 ohms z out antenna input impedance 50 ohms t op operating temperature -20 +60 c decoder options ?a? series decoder address is set via cutting or shorting traces to create a ?hig h?, ?low? or ?open? circuit for each address bit. setting the address for the transmitters is the same. defaul t from factory is all ?low?. a total of 3 8 or 6561 address are available. ?b? series decoder this receiver will learn up to 4 different transmitter id?s. a total of 2 10 or 1024 addresses are available. the transmitters are pre-addres sed at the factory. to learn a transmitter, power up the receiver, remove the antenna, and then press the learn button. the learn led will light. with the transmitter close to the receiver (a fe w feet), press any button on the keyfob transmitter. when the learn led goes out, the transmitter has been learned. to learn another transmitter, repe at the process. when a fifth transmitter is learned, th e first transmitter learned is eliminated from flash memory. for operation in high emi environments (such as around electr ic motors), the ?b? series receiver performs somewhat better than the ?a? series. block diagram (a series) application circuit- relay driver mechanical outline test circuit- led lights and relay
specifications subject to change without notice or obligation. www.appliedwireless.com ? phone (805) 383-9600 ? fax (805) 383-9001 application circuit- forward/reverse motor circuit using external relays antenna options model description gain (dbd) notes 800014/800015 ?-wave whip -2 included dpxxx dipole 0 with 7? cable dpaxxx amplified dipole 3 requires 12 vdc xxx=frequency
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