The SSB version of ARRL Rookie Roundup is back on Sunday, April 19. The event gets under way at 1800 UTC and continues through 2359 UTC. For the purposes of this operating event, a “Rookie” is any radio amateur licensed within the current calendar year or in the previous two calendar years, regardless of license class. Rookie Roundup events take place three times a year: SSB in April, RTTY in A…