Commonwealth v. Melilli

WIEAND, Judge:

Presently before the Court for review in this consolidated appeal are orders of the trial court suppressing evidence obtained by the Commonwealth via pen registers and telephone intercepts, as well as physical evidence subsequently seized pursuant to warrant. The trial court’s suppression orders were based upon the absence of a neutral determination that probable cause existed for the use of pen registers.

In December, 1982, on the basis of information which had been provided by confidential informants, the Commonwealth began an investigation into illegal gambling operations in…