Section I. INTRODUCTION - TM-11-6625-1821-40P0003How to Locate Repair Parts - TM-11-6625-1821-40P0004Figure 1. Amplifier, Audio Frequency Radio Frequency AM-4825/U and AM-4825A/U.SECTION II. REPAIR PARTS LISTFigure 2. Amplifier, Audio Frequency Radio Frequency AM-4825/U and AM-4825A/U, Top View Cover Removed.REPAIR PARTS LIST - TM-11-6625-1821-40P0008Figure 3. Amplifier, Audio Frequency Radio Frequency AM-4925/U and 4825A/U, Circuit Card Assemblies A2 and A3, Electrical Parts Location Less Resistors.REPAIR PARTS LIST - TM-11-6625-1821-40P0010Figure 4. Amplifier, Audio Frequency Radio Frequency AM-4825/U and 4825A/U, Circuit Card Assemblies A2 and A3, Resistor Locations.REPAIR PARTS LIST - TM-11-6625-1821-40P0012Figure 5. Amplifier, Audio Frequency Radio Frequency AM-4825/U and 4825A/U Additional Parts Location.REPAIR PARTS LIST - TM-11-6625-1821-40P0014Figure 6. Amplifier, Audio Frequency Radio Frequency AM-4825/U and AM-4825A/U, Exploded View of A1 Attenuator.REPAIR PARTS LIST - TM-11-6625-1821-40P0016Figure 7. Amplifier, Audio Frequency Radio Frequency AM-4825/U and AM-4825A/U, Bottom View.REPAIR PARTS LIST - TM-11-6625-1821-40P0018Figure 8. Amplifier, Audio Frequency Radio Frequency Am-4825/U and AM-4825A/U, Panel Removal and Replacement.REPAIR PARTS LIST - TM-11-6625-1821-40P0020NATIONAL STOCK NUMBER AND PART NUMBER INDEX - TM-11-6625-1821-40P0021Latest National Stock Number AssignmentsDepartment of the Army - Microform Test TargetTM-11-6625-1821-40P Amplifers Audio Frequency-Radio Frequency AM-4825/U (NSN 6625-00 982-2977) and AM-4825A/U (NSN 6625-00-982-2977) Manual