DZSO Equipment Requirements20-27. The following equipment requirements may vary depending on the Airborne operation being conducted, including equipment for daytime and nighttime operations:Radios:One for the DZSO and one for the assistant DZSO (minimum). The DZSO should have communications with the DACO, the aircraft, range control (if needed), and internally with the DZSO control group (party).Senior medic.Malfunctions officer.Compasses – two (one each for the DZSO and the assistant DZSO).Vehicles.Military map of the drop zone and protractor.Road guards, if required.Military police, if needed to control vehicles and spectators, or appropriate crowd control.Equipment for daytime airdrop operations:Nine VS-17 panels (at a minimum).One raised angle marker (RAM).Red smoke grenades or identified means of nonverbal communication with the aircraftSignal mirror or other acquisition aids (only if prebriefed during aircrew mission briefing).Equipment for nighttime airdrop operations:Eleven white omnidirectional white lights (at a minimum).One colored filter to fit one of the omnidirectional lights. Ensure the color and light position is briefed on the DZSO or aircrew mission briefing.One amber rotating beacon. (If used, it must be briefed in the DZSO or AMB) This is placed along the surveyed DZ centerline 1000 meters from the PI or the trail edge of the DZ, whichever is closer to the PI. (Refer to AFI 13-217.)White flanker lights. (If used must be briefed in the DZSO or AMB and placed 250 meters to the left and right abeam to the PI unless precluded by obstacles or obstructions. If 250 meters is not used, the aircrew will be briefed.One red star cluster for every planned pass or other precoordinated no drop signal.Night vision goggles. (DZSO, ADZSO, and malfunction officer)Strobe light or other acquisition aid (only if prebriefed on the DZSO or aircrew mission briefing).