T-Sonic1
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Ultrasound Soluons
SDT International sa-nv
Bd de l’Humanité 415 • B-1190 Brussels (Belgium)
Tel: +32(0)2 332 32 25
email: info@sdt.be
SDT North America
1532 Ontario Street, Cobourg, ON
Phone: 1-800-667-5325 | 1-905-377-1313
email: info@sdthearmore.com
www.sdtultrasound.com
User manual
1. Insert two AA batteries, Alkaline or rechargeable.
Check the polarity.
2. Press once to power on.
Press and hold for 4 seconds to power off.
The T-Sonic will automatically power down after 30
minutes of inactivity. To deactivate/reactivate this
feature, press the power button 5 times rapidly in 1
second. The deactivation is confirmed by a red flash-
ing indicator light(5). The reactivation is confirmed by
a green flashing indicator light(5).
3. Power indicator light.
GREEN=On; BLUE=low battery; Flashing RED=critical
low level, the transmitter will switch itself off when
the battery level is too low.
4. Activate or deactivate the Boost mode. Increases the
output by +20dBμV.
5. Boost mode indicator light (solid GREEN).
This is also the indicator light for the automatic pow-
er down feature.
6. The Built-in transmitter is activate when the device is
powered on and disabled when an external transmit-
ter is connected to external socket connection(7)
7. Socket for external transmitter connection.
8. USB connector for powering from a computer and
firmware update.
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