20 watts of audio output
Transformer-isolated power supply, 48 volts DC internal voltage
Transformer-isolation of power, and speaker lines
Short circuit protection of power transistors
Unitized design allows easy addi-tions or changes to system
No amplifier gain increase when signal is not present, This reduces system feedback and loading problems
Stainless steel construction, Type 304 brushed finish
Conformal coating on printed cir-cuit boards
Plug-in front panel
Magnetic off- hook switch
Sealed off-hook and page relays
Off-hook indication