DTMF FUNCTIONS
The keys on the keypad also function as DTMF keys; the 12 keys found on a
4 additional keys (A, B, C, D). This transceiver also provides 10 dedicated DTMF memory channels. You can store a DTMF number (16 digits max.) with a memory name (8 digits max.) in each of the channels to recall later for speed dialing.
Many repeaters in the U.S.A. and Canada offer a service called Autopatch. You can access the public telephone network via such a repeater by sending DTMF tones. For further information, consult your local repeater reference.
MANUAL DIALING
Manual Dialing requires only two steps to send DTMF tones.
1Press and hold the PTT switch to transmit.
2While transmitting, press the keys in sequence on the keypad to send DTMF tones.
•The corresponding DTMF tones are transmitted and monitored through the speaker.
•While pressing keys on the keypad, the transceiver remains in the TX mode. You do not have to press [PTT] at the same time.
Freq. | 1209 | 1336 | 1477 | 1633 | |
(Hz) | |||||
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697 | 1 | 2 | 3 | A | |
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770 | 4 | 5 | 6 | B | |
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852 | 7 | 8 | 9 | C | |
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941 |
| 0 | # | D | |
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DTMF TX HOLD
This function causes the transceiver to remain in transmit mode for 2 seconds after you release each key. So, you can release the PTT switch while sending the DTMF tones.
1Press [MNU] to enter Menu mode.
2Turn the Tuning control or press [
]/ [
] to select Menu No. 12 (DTMF HOLD).
3Press [
] or [MNU].
4Turn the Tuning control or press [
]/ [
] to select “ON”.
5Press [
] or [MNU] to store the setting. Otherwise, press [
] or [PTT] to cancel.
AUTOMATIC DIALER
If you use the 10 dedicated memory channels to store DTMF numbers, you need not remember a long string of digits.
STORING A DTMF NUMBER IN MEMORY
Note: Audible DTMF tones from other transceivers near you (or from your own speaker) may be picked up by your microphone. If so, you may fail to correctly program a DTMF number.
1Press [MNU] to enter Menu mode.
2Turn the Tuning control or press [
]/ [
] to select Menu No. 10 (DTMF STORE).
3Press [
] or [MNU].
4Turn the Tuning control or press [
]/ [
] to select your desired DTMF memory channel number from 0 to 9.
5Press [
] or [MNU].
•The display for entering a memory name appears; the first digit blinks.
•To skip naming the channel, press [
] or [MNU] again; jump to step 9.
6Turn the Tuning control or press [
]/ [
] to select a character. Refer to “NAMING A MEMORY CHANNEL” {page 17} for the available characters and the input method.
•You can enter alphanumeric characters plus special ASCII characters.
•Press [MONI] to delete the charactor at the cursor.
•You can also use the numeric keypad to enter a character (special ASCII characters are not available). For example, each press of [2] switches entry as a, b, c, 2, A, B, C and then back to a.
•While pressing and holding [LAMP], turn the Tuning control to jump to the first character of each ASCII character group {page 17}.
7Press [
] to move the cursor to the next digit.
8Repeat steps 6 and 7 to enter up to 8 digits.
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