Ramsey Electronics RXD433 manual GND Attach your power supply ground here

Address lines: Ground individual lines to match transmitter address lines.

Data lines: Access your data here. Data output will match data input to transmitter.

DV: Data Valid line. Attach your op- tional LED circuit or other data valid indi-

GND: Attach your power

supply ground here.

V+: Attach your +5 volt source here.

Antenna: Attach your	Demod bandwidth select: Jumper as
antenna here.	shown in chart on schematic to change
	bandwidth

A0 through A7: These are the address lines. Individual address lines should be tied to ground to match the TXE-433 transmitter address lines. Lines not tied to ground can be left open.

A through D: These are the data output lines. The output from these lines will match the input to the TXE-433 transmitter data lines.

DV: Data Valid. Output goes high when the “decoder address select” matches the encoder’s address select. See text on page 3.

RXD-433 • 5