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Front and back panel layout
Fig. 1: Front panel for 3H model, 2H model is very similar
Reference
Function
1
Control rotary button, everything is adjusted with this button
2
LCD display that lets you control the unit and monitor various parameters.
3
LED diodes showing power status, temp alarm, swr alarm, current alarm or general alarm.
4
Power switch in the middle of the panel is actually a standby switch. To really fully disconnect the unit
from mains power use the main switch at the back.
5
Monitor output at the front provides a small sample of the transmitter signal; this can be used to attach
frequency counter, modulation index monitor, spectrum analyzer or similar equipment.
6
VU bar meters. When used for amplifier they show drive power on two bars on the left. The third and
fourth bar are used for power and reflected power.
Chapter
2