Available Tone Frequencies
Tone Frequency (Hz)
67.0 82.5 100.0 123.0 151.4 186.2 225.7
69.3 85.4 103.5 127.3 156.7 192.8 229.1
71.9 88.5 107.2 131.8 162.2 203.5 233.6
74.4 91.5 110.9 136.5 167.9 206.5 241.8
77.0 94.8 114.8 141.3 173.8 210.7 250.3
79.7 97.4 118.8 146.2 179.9 218.1 254.1
Note: 42 different tones are available for the transceiver. These 42 tones includes 37 EIA standard tones and 5
TH-K2E/ ET/ K4E only:
◆To transmit a 1750 Hz tone, simply press [CALL] without pressing [PTT] (default setting). Release [CALL] to quit transmitting. You can also make the transceiver remain in the transmit mode for 2 seconds after releasing [CALL]; a 1750 Hz tone is not continuously transmitted. Access Menu No. 19 (HLD) and select “ON”.
◆If you want to use [CALL] for recalling the Call channel in place of transmitting a 1750 Hz tone, access Menu No. 18 (CK) and select “CALL”.
TH-K2E/ 4E only:
◆If you press [CALL] while transmitting, 1750 Hz tone will be transmitted.
◆If you press [CALL] while transmitting, DTMF D code will be transmitted.
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