AVT MAGIC TH6 POTS, Hardware & Software Manual

Page: 93 / 136

PAGE 93
O p t i o n : D T M F T o n e A n a l y s e r
6 O P T I O N : D T M F T O N E A N A L Y S E R
With the fee-based option DTMF
1
Tone Analyser Plug-In you have the possi-
bility to analyse DTMF tones. The sending of DTMF tones is a standard fea-
ture and is included in the delivery scope.
6.1 DTMF system functions
6.1.1 DTMF call initiation via the Audio inputs
You can also initiate a call using DTMF tones via the Audio inputs of the sys-
tem. You simply need to send the DTMF tones from an external DTMF gener-
ator to the Audio input of the MAGIC TH6. To signal the system that the
number is complete, you need to send the dialling command via a TTL Pin
(see Page 54, TTL Pin as input
→
Connect via DTMF/Accept Call In).
FIG. 71 DTMF CALL INITIATION VIA THE AUDIO INPUTS
1
DTMF = Dual Tone Multi-Frequency
DTMF
DTMF
via
Audio
Switch/push button
to
initiate the call