Lehle Parallel LThe Lehle Parallel is a compact and versatile line mixer to meet demanding tonal standards. The Lehle Parallel mixes the signals from effect units into the original signal, either before the amp or inserted into its effects loop. Send and return levels can be adjusted separately, and level relative to the original signal optimally selected using the mix controller. The send and return paths can, of course, be operated both balanced and unbalanced. The