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StudyCPLH Ground School

Commercial Pilot Helicopter Ground School

Master every FAA Airman Certification Standards (ACS) topic area for the Commercial Pilot — Helicopter knowledge test and oral exam. Advanced rotorcraft operations, external loads, and commercial requirements.

Pilots preparing for CPLH60-80 hours of studyLast reviewed 2026-04-16

What you will learn

  • Execute advanced autorotation techniques including 180-degree turns and power recovery.
  • Plan and conduct external load operations under Part 133 including load classification and rigging.
  • Apply Part 135 requirements for commercial helicopter operations including HEMS.
  • Calculate helicopter performance using height-velocity diagrams and OGE hover ceiling charts.
  • Perform maximum performance takeoffs and steep approaches to confined areas.
  • Manage helicopter emergencies at the commercial pilot proficiency level.

Topics covered

Advanced Autorotations

180-degree autorotation, straight-in autorotation, power recovery techniques, rotor RPM management, and flare timing.

External Load Operations (Part 133)

Class A, B, C, and D external loads, operator certificates, long-line operations, pendulum effect management, and CG considerations.

Commercial Helicopter Operations

Part 135 helicopter requirements, EMS/HEMS considerations, duty time limitations, operational specifications, and company check requirements.

Helicopter Performance

Height-velocity diagram, OGE hover ceiling calculations, maximum gross weight hover charts, density altitude effects, and power management.

Maximum Performance Maneuvers

Maximum performance takeoffs, steep approaches, confined area operations at commercial standards, and pinnacle operations.

Emergency Operations

Power-off autorotation with turns, settling with power recovery, LTE recognition and recovery, and systems malfunctions.

High-Altitude Operations

High-altitude takeoffs and landings, density altitude performance planning, and power available vs. power required analysis.

Offshore Operations

Offshore procedures, helideck operations, overwater flight considerations, and survival equipment requirements.

Prerequisites

  • Private Pilot Helicopter certificate or equivalent knowledge.
  • Understanding of basic helicopter aerodynamics and systems.
  • Familiarity with Part 91 helicopter operations.

Advance your helicopter career

Interactive lessons, practice questions, and progress tracking — all aligned to the FAA ACS for Commercial Pilot Helicopter.