MIAMI DOLPHINS - Signed Doug Peterson, quarterback, and Martin Hochertz, defensive end.

KNIGHTS (AFL) - Signed Mark Casale, quarterback, and Eric Arrington, lineman.

Vinny Testaverde is the starter, and the Jets recently signed Tom Tupa, a punter and quarterback.

Football MIAMI (AFC) - Signed Cliff Stoudt, quarterback, and John Shapiro, wide receiver.

JETS (AFC) - Signed Brent Snyder, quarterback, and Eric Naposki, linebacker.

The team made the playoffs once in the first four post-Elway years, then signed quarterback Jake Plummer, who had won one playoff game in six seasons with Arizona.

Signed John Fourcade, quarterback, and Jim Jensen, wide receiver, and named Jensen marketing representative.

Earlier this week, St. Louis signed Chad Hutchinson, a Stanford pitcher and quarterback, and a Boras client, to a four-year, $3.5 million contract.

Signed Kelly Holcomb, quarterback, and Kerry Moch, linebacker, to the practice squad.

Signed Jake Kelchner, quarterback, and Leon Brown, running back.