User manual KENWOOD TH-22AT

[. . . ] These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can generate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that the interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. [. . . ] The current CTCSS frequency appears. 2 Turn the Tuning control or press [ ]/ [ ] to select your desired CTCSS frequency. The selectable CTCSS frequencies are the same as those for the Tone frequency. Refer to the table on the following page for the available CTCSS frequencies. 3 Press [ ] or [MNU] to store the new setting. Otherwise, press [ ] or [PTT] to cancel. 28 8 SELECTIVE CALL CTCSS FREQ. ID SCAN This function scans through all CTCSS frequencies to identify the incoming CTCSS frequency on the received signal. You may find this useful when you cannot recall the CTCSS frequency that the other persons in your group are using. 1 While the CTCSS function is ON, press [F], [TONE] (1 s) to start the CTCSS Freq. ID Scan function. DCS DCS is similar to CTCSS. However, instead of using an analog audio tone, it uses a continuous subaudible digital waveform that represents a 3-digit octal number. You can select a DCS code from among the 104 DCS codes listed in the table below. USING DCS Press [TONE] until "DCS" appears. x DCS Code ID Scan does not scan the code if a signal is not detected. x If the DCS function is activated for both the A and B-band, the scan speed may be slower. 30 DTMF FUNCTIONS The keys on the keypad also function as DTMF keys; the 12 keys found on a touch-tone phone plus 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. 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. 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. 1 Press [MNU] to enter Menu mode. 2 Turn the Tuning control or press [ ]/ [ ] to select Menu No. 3 Press [ ] or [MNU]. MANUAL DIALING Manual Dialing requires only two steps to send DTMF tones. 1 Press and hold the PTT switch to transmit. [. . . ] 27 Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Seek Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Visual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]