core_join_split.fbp

'2s' -> INTERVAL Source1(core/ticker)
'4s' -> INTERVAL Source2(core/ticker)
'6s' -> INTERVAL Source3(core/ticker)

'Simple initialization' -> IN[0] Joiner(core/joiner)
Source1 OUT -> IN[1] Joiner
Source2 OUT -> IN[2] Joiner
Source3 OUT -> IN[3] Joiner

Joiner OUT -> IN Splitter(core/splitter)
Splitter OUT[0] -> IN Pass1(core/passthru) OUT -> IN Log1(core/console)
Splitter OUT[1] -> IN Log2(core/console)
Splitter OUT[2] -> IN Log3(core/console)