Instruction manual

107
Technical Notes
Microphone (UC-53A) Specifications
Nominal diameter: 1/2 inch
Sensitivity: -28 dB (0 dB = 1 V/Pa at 1000 Hz)
Frequency response: 10 to 20000 Hz
Capacitance: 12 pF
Diaphragm type: Titan alloy film
Temperature coefficient: +0.005 dB/ºC (at 250 Hz)
Humidity-dependent sensitivity change:
0.1 dB or less (at 250 Hz, RH below 95%, no condensation)
Dimensions: 13.2 dia. × 12.9 mm