Radio Shack CTR-122 User Manual page 12

For best recording quality, place the recorder about 1 foot from the sound source.
The microphone is sensitive enough to pick up sound several feet away.
1. Load a tape into the recorder, as described in "Playing a Cassette" on page 15.
2. Set VOX/TONE to ON.
3. Set VOLUME/VOX SENS to the desired setting (0-10) to control how loud
a sound is required to activate recording. At 10, a soft sound turns on the
recorder. At settings closer to 0, it takes a louder sound to start recording.
Experiment to find the best setting for your recording environment.
4. Press RECORD. RECORD and
microphone detects a sound, and stops whenever the sound signal ceases. The
REC/BATT indicator flashes to show that recording is in progress. If the audio
input is too strong, the indicator lights steadily.
5. To pause or stop recording, see "Manual Recording"on page 13.
Caution: Never try to force down RECORD if you have removed the erase
protection tab (see "Preventing Accidental Erasure" on page 14) as it can damage the
record/play mechanism.
lock down. Recording starts when the
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