The overall performance

 Carrier frequency :710-980MHz, CPU controlled by microcomputer

 PLL Frequency Synthesizer PLL: frequency selectable 2 groups, each

frequency can also use up to 3 sets (3 * 8 = 24 launch seat

microphones); 2 group frequencies that can use up to 6 sets of 2 * 3 =

(2 * 3 * 8 = 48 Block microphone transmitter)

 Frequency Stability: <± 10PPM

 Dynamic Range:> 105dB

 T.H.D Distortion: <0.5%

 Frequency response: 40Hz-18KHz

 Audio Output: Balanced output :0-600mV unbalanced output :0-300mV

 TONE tone frequency: 32K-51.2KHz

 Microphone Transmitter

 Frequency :710-980MHz (adjustable)

 Transmit Power Output: High-power file 10dBm / low power file 5dBm

 Pickup gain adjustment knob:-20dB to +35 dB

 Modulation: FM FM

 Maximum modulation: ± 45KHz

 High harmonics: more than 60dB below the main quasi-wavelet

 Battery: 2 AA batteries - about 8 hours continuous use

 Receiver

 Frequency :710-980MHz (adjustable)

 DC input voltage: DC13.8V 1500mA

 Special receiver sensitivity selector switch

 S / N Ratio:> 105dB

 T.H.D Distortion: <0.5%

 Frequency response: 40Hz-18KHz

 Noise Tone Lock squelch control + Navigation Lock squelch control