Krezt MC-4U

Krezt MC-4U Wireless Discussion Microphone

Specification :

Frequency range : 740-790MHz
Modulation mode : FM
Audio response : 50-18KHz
Adjust range : 50MHz
Channel : 200 channel
Channel spacing : 250KHz
Frequency stability : ±0.005%
Dynamic range : 100dB
Max modulation range : ±45KHz
S/N rate : >105dB
T.H.D : =0.5%
Working temperature : -10°C ~ 40°C

Receiver specification :

Receiver way : double-coversion superheterodyne
Middle frequency : the first frequency : 110MHz ; the second frequency : 10.7MHz
Wireless connector : BNC/50 ohm
Sensitivity : 12dBµV (80dB S/N)
Sensitivity adjust range : 12~32dBµV
Spurious suppression : =75dB
Max audio output : +10dBV

Transmitter specification :

Antenna program : features a transmitter with 1/4 wave whip antenna, microphone built-in spiral antenna
Output power : HI power 30mW ; LOW power 3mW
Spurious suppression : 60dB
Direction : cardioid
Power apply : AA 1.5V x 2
Battery life : more than 10 hours is 30mW ; more than 15 hours is 3mW