Radio — ghostbusters

The Radio is the main form of communication between the Ghostbusters team when they are separated. It was most famously used in the scene at the Sedgewick Hotel where Slimer slimes Peter Venkman while Ray Stantz tells him that it won't hurt him.

Canonicity

The Radio in the Primary Canon is developed from Ghostbusters (1984), Ghostbusters: Afterlife, and Ghostbusters: Frozen Empire. In Ghostbusters: The Video Game (Realistic Versions), a Secondary Canon, Ghostbusters (1984) and Ghostbusters II pre-date the game, Ghostbusters: Afterlife conflicts with the game. The Radio (prime) appears in the IDW Comic Series, a Secondary Canon, which follows Ghostbusters (1984) and Ghostbusters II, also includes some elements from Ghostbusters: The Video Game (Realistic Versions) and Ghostbusters: The Video Game (Stylized Versions); as well as being canon to Tobin's Spirit Guide (Insight Editions).

Placement

Primary Canon Placement

Ghostbusters (1984) Placement

The Radio, when not in use, is stored on the right side of the Pistol Belt.

Secondary Canon Placement

Ghostbusters: The Video Game Placement

In Ghostbusters: The Video Game (Realistic Versions), the Radio hangs off the left strap.

IDW Comics Placement

In IDW Comics, on the ongoing series, it was stored on the right side of the Pistol Belt. From the Old Lady Myrtle case and on, it hangs off the right strap.

Trivia

Ghostbusters (1984) Trivia

The Radio is the Motorola MT500 model.

Ghostbusters: Frozen Empire Trivia

The radios used in Ghostbusters: Frozen Empire are the Baofeng UV-5R with the extended battery. Yellow and black tape has been added in different configurations depending on whose radio it is.