Block Diagram

1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Nu mb er RevisionSize
A 4
Date: 2013-4-29 Sheet of
File: D:\ \..\1-12 27M.S ch Drawn By :
A NTENNA
Regulator
circuit
Encoding
circuit
IC1
Oscillation
circuit
RF power
amplitier and
modulator
YAMAHA
V CC+9 V
27
TX1/Y1
27.145MHz
.145MHZ
Filter
Antenna
matching
977