Specifications

2-4.1
Proprietary and Confidential
BLOCK DIAGRAM VAX 4 PA SYSTEM
RF Output
Σ
─
PS 1 PS 2 PS 3 PS 4
8 PA BLOCK (with 4 PA’s)
Power levels (pre-filter)
TV COFDM: 800 W
DAB: 1.25 kW
ATSC: 1.5 kW
Analog: 2.0 kW
21 RU
Exciter
\
Controller
Atten.
LPU
Power Supply
PA
PA
PA
PA
PA
50-80 mW
-12dB
25W
1.5 kW
ATSC
190W