different between vhf vs dsc

vhf

vhf From the web:

• what vhf frequencies can i use
• what vhf channel is used for distress call
• what vhf channel is weather
• what vhf channel should i use
• what vhf radio to buy
• what vhf channel do marinas use
• what vhf channel to use
• what vhf channel for radio check

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dsc

dsc From the web:

• what dsc means
• what dsc stands for
• what dsc challenge is this week
• what dscr are banks looking for
• what dscr stands for
• what dscr
• what dsc alarm do i have
• what's dsc mean on car