Adjusting the receiver channel
First turn on the transmitter (see section “Where to place the transmitter”). Then put on the stethoset receiver - as soon as the receiver is put on it automatically tunes itself to the first strong signal found (normally the transmitter frequency). If, for some reason, the selected channel is not the correct one (e.g. because of interference or another nearby system), press the TUNE button at the rear of the receiver until you can hear the audio signal loud and clear. If you decide to change the transmitter channel, the frequency search tuning must be
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