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SPECIFICATION
A. Overall System
Oscillation mode: Quartz controlled
Wireless Operating MHz Frequency: Microphone 1: 177.6 Mhz
Microphone 2: 201.6 Mhz
Frequency Stability: 30ppm
Modulation Mode: FM
Max Deviation: ±75KHz
Dynamic Range: >100dB
S/N: >60dB
T.H.D: <0.5%
Frequency Response: 80Hz~20KHz at ±3dB
Operating Range: Up to 240 Feet
Operating Temperature: -4~122°F (-20~50°C)
B. Receiver
Sensitivity: 6dBµV at S/N>20dB
Image Rejection: >50dB
De-emphasis: 50µs
Audio output level: 1V p-p
Audio Output Impedance: 600ohms
Power supply: DC 12V/200mA
Power Dissipation: <800mW
7 8
C. Transmitter
Mike capsule: Dynamic microphone
Pre-emphasis: 50µs
Antenna: Built-in housing
RF output power: <10mW
Spurious emission: >40dB
Battery: one 9V battery
Power Dissipation: <250mW