• You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs.
  • The Feb 2025 Radioddity Giveaway Results are In! Click Here to see who won!

Reply to thread

99.999% of those SSB switches simply switch a capacitor into the relay circuit to hold the amp in TX between voice peaks on SSB. Without it the amp relay would chatter like crazy. They really have nothing to do with operating in SSB mode other than that.