Williams Sound WIR TX8 Guia de Instalação descarregar pdf (Página 15)

Williams Sound

Helping People Hear

“looping through” the connected device or by means of a suitable distribution amplifier. The

output impedance is 50 Ω. Frequency accuracy is better than ± .010%. Deviation is ± 50 kHz,

maximum.

WIR TX10 BOTTOM PANEL

POWER LED

Indicates actual operation of the transmitter. Does not indicate status of power supply.

FREQUENCY SWITCH

This slide switch selects between carrier frequencies of 95 kHz and 250 kHz. Accessed

through holes in chassis bottom.

AUDIO INPUT ADJUST

Controls level of audio signal. The control is connected between the input amplifier and the

audio level processing circuit. Accessed through holes in chassis bottom.

AUDIO LED

Flashes to indicate audio signal level. When Audio Input Adjust is set correctly and volume

is normal, the LED should flash intermittently.

BASEBAND LED

Lights when audio signal is present.

Audio LED

Flashes to

indicate

audio signal

Baseband LED

Indicates presence

of baseband signal

Frequency Switch

Selects between carrier

frequencies

Power LED

Indicates

transmitter is

on when lit.

Audio Input Adjust

Controls level of

audio signal

FRONT

BACK

95 kHz 250 kHz

FIGURE 11: WIR TX10 BOTTOM PANEL

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Williams Sound WIR TX8 Guia de Instalação Página 15