System Requirements:
A PC running
Windows 7 (32 or 64 bit),
Windows 8 or 8.1 (full version), Windows 10.

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Tech Support Hours:
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Phone: 800-921-4834
Fax: 770-216-1836
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510 Compton St, #105
Broomfield, CO 80020
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Knowledge Base:  

Knowledge Base : Kenwood TH-F6
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Dual Tone Radios - Radios that can use different tones for encode and decode for the same memory channel.
Commercial radios have long been able to use one CTCSS frequency for tone encode (to the repeater) and a different one for tone decode (for the radio). This functionality adds flexibility for repeater
Narrow/Wide's all relative

There are two parts to this... frequencies and modulation. Frequencies : The new commercial frequencies and those assigned to Mars/Caps operations are on 2.5 kHz steps. i.e., 147.2125, 154
Offset Frequency requirements for the TH-F6

The Kenwood TH-F6 handheld requires the offset frequency to be from 0 to 59.95 MHz in 50kHz steps (i.e., .05 MHz). Offset Frequencies must be x.00, x.05. x.10. x.15. x.20, etc to 59.95 MHz. (Note 600