The Triton I and Triton II are identical except for the power output. The Triton I has a RF power output of 50 watts and the Triton II has a RF power output of 100 watts. The Transmitter is broad banded and requires no tuning. Receiver is peaked with the resonate control. Band coverage is 80, 40, 20, 15, and 10. The Tritons have analog frequency readout.

Appearance: Front panel is egg shell white, top is wood grain vinyl and side panels have wood grain vinyl inserts. No model numbers appear on the transceivers, Triton 1 or Triton II is on the lower left of the front panel.

The Triton IV (Model 540) has an RF Power Output of 100 watts. The transmitter is broad banded and required no tuning. The receiver is peaked with the resonate control. Band coverage is 80, 40, 20, 15, and 10 meters. The 10 meter band was divided into four segments by an auxiliary 10 meter band switch. The Triton IV has analog frequency readout.

The Model 544 is identical to the Triton IV except it has digital frequency readout.

Appearance: Front panel is brushed aluminum with clear coat, top is textured vinyl and side panels are black cycolac high impact plastic.

The Triton name was dropped because of a copyright question. Some 540s will have Triton IV on the front panel and some will have Model 540.