RTS RMS300 Specifikace stáhnout pdf (Strana 11)

CHAPTER 3

OPERATION

Operating Controls

The table below lists the Model SPK300L operating controls. The reference numbers in the table correspond to the circled

numbers in Figure 3-1.

TABLE 1. Model SPK300L Operating Controls

REF NO. NAME DESCRIPTION

1 Channel Select Switch

Selects one of two channels (standard) or one of three channels (optional). The Call

Light Option transmitter and receiver operate on the channel selected by this switch.

The Channel Select Switch is omitted in the Single Channel (SC) option.

2 Mic ON/OFF Toggle

A latching action switch. Turning ON the microphone slightly “dims” or attenuates

the speaker.

3 Mic ON/OFF Pushbutton

A momentary action pushbutton switch. Not standard with the Call Light Option.

Turning ON the microphone here also slightly “dims” or attenuates the speaker.

4Volume

A speaker / headphone volume control. May be dual control for the Duel Listen (DL)

or Program (E) Option.

CAUTION: Always turn this control all the way couter-clockwise (to the left)

before plugging in the headset.

5 Call Light Indicator

This switch / indicator appears only on the user stations with the Switch “Call

Light” option. When depressed, this switch adds a 20 kilohertz signal to the TW

intercom line on the same channel that the Channel Select Switch has been set. This

signal activates the Call Light Receiver on all user stations which are switched to the

same channel.

6Speaker ON / OFF

This switch:

turns the speaker on

2. disables the headset microphone

3. enables the panel

7Sidetone

The screwdriver adjusted SIDETONE control sets the “sidetone” level during

headset operation and sets the “balance” nulling during speaker / panel microphone

operation.

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RTS RMS300 Specifikace Strana 11