A--inspect the antenna
B--audio-visual signal
C--indication of monitoring meters
D--satellite receiver system
E--video recorder &television camera
F--TV signal coverage
G--transmitting antenna
H--apply solid state circuits
I--convenient to transport
J--operating procedure for switching on/off
K--relative humidity
L--technical features
M--frequency range
N--frequency stability
O--output resistance
P--continuous operating time
Q--main technical parameters
R--installation and operation
S--common problems and maintenance
T--circuit diagram for the transmitter

A--inspect the antenna
B--audio-visual signal
C--indication of monitoring meters
D--satellite receiver system
E--video recorder &television camera
F--TV signal coverage
G--transmitting antenna
H--apply solid state circuits
I--convenient to transport
J--operating procedure for switching on/off
K--relative humidity
L--technical features
M--frequency range
N--frequency stability
O--output resistance
P--continuous operating time
Q--main technical parameters
R--installation and operation
S--common problems and maintenance
T--circuit diagram for the transmitter（）监视仪表的使用（）常见故障与简单维修

A--inspect the antenna
B--audio-visual signal
C--indication of monitoring meters
D--satellite receiver system
E--video recorder &television camera
F--TV signal coverage
G--transmitting antenna
H--apply solid state circuits
I--convenient to transport
J--operating procedure for switching on/off
K--relative humidity
L--technical features
M--frequency range
N--frequency stability
O--output resistance
P--continuous operating time
Q--main technical parameters
R--installation and operation
S--common problems and maintenance
T--circuit diagram for the transmitter