4
OPERATION
DTMF Dialing:
Press the desired sequence on the 12-digit keypad. When the first digit is pressed the TT-9 will
assert the PTT Output and generate the tones out the TX Audio output. The PTT Output will be held for
approximately 2 seconds. The TT-9 will generate the DTMF tones for as long as a button is pressed.
TECHNICAL NOTES
Radio Compatibility:
Midian has taken the utmost care to ensure the option board integrates into the radio with
minimal impact to the features of the radio. However, some features may not be available in the radio when an
option board is used. If a feature is not available, please contact Midian to see if the feature can be added.
MIDIAN CONTACT INFORMATION
Midian Electronics Inc
.
2302 East 22
nd
Street
Tucson, Arizona 85713 USA
Orders:
1-800-MIDIANS
Phone:
520-884-7981
Fax:
520-884-0422
E-mail:
Web:
www.midians.com
