MST-4000 one for four meetings

Technical parameters:



System parameters:



Carrier frequency UHF 610-670mhz

Modulation mode FM

Band width 50MHz

Channel 4 x 50 channels

Frequency stability ±0.005%

Dynamic range >105dB

Key system ±68KHz

Harmonic distortion ≤0.5%

Frequency response 50HZ-18khz (±3dB)

Phantom interference ratio 80dB

SNR >105 dB

Effective empty distance >100m

Operating temperature -10°C -- +40°C

Receiver power supply DC 12V/ 500mA

Power consumption: 3W

Reception sensitivity 12dBμV (80dB S/N)

Audio output mixed output: 0 ~ 200mV,

Balance output: 0 ~ 400mV



The transmitter

transmitting power :30mW;

Minimum: 3 mw

3 V battery (1.5 V AA (2)

High: >10 hours; Low: >15 hours



Hand-held with moving coil type microphone



Frequency response: 80Hz ~ 16KHz



Microphone input impedance: 1K ω



Sensitivity: -46 dBV/Pa



SPL: 100dB(THD>3%)



SNR: >80dB(A)