VLF120 Communications Transmitter
|The VLF120 is a compact, efficient, very low frequency transmitter for military, underwater communications, and other long range or timing applications.
Each power amplifier rack contains 12 power amplifier modules each configured with 2 power amplifiers for a total of 72 power amplifiers in the system.
Each amplifier module includes two RF amplifiers. The amplifier is of the full bridge, Class D type with dual high thermal capacity MOSFETS in each leg.