| EARPHONE CONTROLLING AGENCY | DAV1D CLARK CO |
| EARPHONE ELEMENT TYPE | DYNAMIC |
| EARPHONE IDENTIFYING NUMBER | LIGHTWEIGHT TYPE NO. |
| EARPHONE IMPEDANCE RATING | 300.0 OHMS NOMINAL |
| EARPHONE QUANTITY | 2 |
| CONNECTOR CONTROLLING AGENCY | DAVID CLARK CO |
| CONNECTOR IDENTIFYING NUMBER | PJ051 PART NO. |
| CONNECTOR NAME | PLUG |
| CONNECTOR TO JUNCTION CORD LENGTH | 2.500 FEET |
| CONTROLLING AGENCY | DAVID CLARK CO |
| FREQUENCY RATING | 300.0 HERTZ MINIMUM AND 4000.0 KILOHERTZ MAXIMUM |
| IDENTIFYING NUMBER | -6A/UR PART NO. |
| IMPEDANCE RATING | 100.0 OHMS NOMINAL |
| OUTPUT LEVEL RATING | 10 DBM RE 10 DYNES/SQ CM AT 1/4 INCH |
| MICROPHONE ELEMENT TYPE | CARBON |
| MICROPHONE MOUNTING FACILITY | ANY ACCEPTABLE |
| MOUNTING METHOD | SUSPENDED ON HEADBAND EARPHONE |