| Performance | 
                      
                      
                        | Nominal Microphone Diameter | 
                        1/2" | 
                        1/2" | 
                         | 
                      
                      
                        | Gain | 
                        -0.2 dB | 
                        -0.2 dB | 
                        
																	[1]
																	 | 
                      
                      
                        | Frequency Response (±0.10 dB) | 
                        10 to 126000 Hz | 
                        10 to 126000 Hz | 
                        
																	[2]
																	 | 
                      
                      
                        | Frequency Response (-0.5 to +0.10 dB) | 
                        3 to 10 Hz | 
                        3 to 10 Hz | 
                        
																	[2]
																	 | 
                      
                      
                        | Frequency Response (-3 dB) | 
                        <1.2 Hz | 
                        <1.2 Hz | 
                        
																	[2]
																	 | 
                      
                      
                        | Electrical Noise (A-weight) | 
                        <2.8 µV | 
                        <2.8 µV | 
                        
																	[2]
																	 | 
                      
                      
                        | Electrical Noise (Flat 20 Hz to 20 kHz) | 
                        <5.0 µV | 
                        <5.0 µV | 
                        
																	[2]
																	 | 
                      
                      
                        | Distortion (6 V rms input at 1 kHz) | 
                        <-70 dBc | 
                        <-70 dBc | 
                         | 
                      
                      
                        | Output Slew Rate | 
                        8 V/µS | 
                        8 V/µS | 
                        
																	[1]
																	 | 
                      
                      
                        | Environmental | 
                      
                      
                        | Temperature Range (Operating) | 
                        -40 to +185 °F | 
                        -40 to +85 °C | 
                         | 
                      
                      
                        | Temperature Response (-40 to +149 °F (-40 to +65 °C)) | 
                        <0.05 dB | 
                        <0.05 dB | 
                         | 
                      
                      
                        | Humidity Range (Non-Condensing) | 
                        0 to 90 %RH | 
                        0 to 90 %RH | 
                         | 
                      
                      
                        | Humidity Sensitivity (at +104 °F (+40 °C)) | 
                        <0.05 dB | 
                        <0.05 dB | 
                         | 
                      
                      
                        | Electrical | 
                      
                      
                        | Excitation Voltage (Dual Supply) | 
                        ±10 to ±18 V | 
                        ±10 to ±18 V | 
                         | 
                      
                      
                        | Excitation Voltage (Single Supply) | 
                        20 to 150 V | 
                        20 to 150 V | 
                         | 
                      
                      
                        | Current Draw | 
                        <1.7 mA | 
                        <1.7 mA | 
                        
																	[1]
																	 | 
                      
                      
                        | Impedance (Input) | 
                        10000000000 Ohm | 
                        10000000000 Ohm | 
                        
																	[1]
																	 | 
                      
                      
                        | Capacitance (Input) | 
                        0.36 pF | 
                        0.36 pF | 
                        
																	[1]
																	 | 
                      
                      
                        | Output Bias Voltage (Dual Supply) | 
                        ≤1 VDC | 
                        ≤1 VDC | 
                         | 
                      
                      
                        | Output Bias Voltage (Single Supply) | 
                        17 VDC | 
                        17 VDC | 
                        
																	[1]
																	 | 
                      
                      
                        | Impedance (Output) | 
                        <50 Ohm | 
                        <50 Ohm | 
                         | 
                      
                      
                        | Output Voltage (with +36 V power supply) | 
                        28 Vpp | 
                        28 Vpp | 
                         | 
                      
                      
                        | Output Current | 
                        ≤20 mA | 
                        ≤20 mA | 
                         | 
                      
                      
                        | Physical | 
                      
                      
                        | Housing Material | 
                        Stainless Steel | 
                        Stainless Steel | 
                         | 
                      
                      
                        | Size - Diameter | 
                        0.5 in | 
                        12.7 mm | 
                         | 
                      
                      
                        | Size - Length | 
                        5.2 in | 
                        132 mm | 
                         | 
                      
                      
                        | Electrical Connector | 
                        7-pin LEMO FGG.1B.307 | 
                        7-pin LEMO FGG.1B.307 | 
                         | 
                      
                      
                        | Mounting Thread (Microphone to Preamplifier) | 
                        0.4606 - 60 UNS | 
                        11.7 mm - 60 UNS | 
                         |