LK-220 2-channel wireless microphone system

SKU:
A12071
Available:
In stock

System indicators

RF range: 610-670MHz (Channel A: 610MHz -639.75MHz, Channel B: 640MHz -669.7MHz)

Available bandwidth: 29MHz per channel

Modulation method: FM frequency modulation

Number of channels: Infrared automatic frequency matching 200 channels

Operating temperature: minus 18 degrees Celsius to 50 degrees Celsius

Silent mode: automatic noise detection

Offset: 45KHz

Dynamic range:>110dB

Audio response: 60Hz-18KHz

Comprehensive signal-to-noise ratio:>105dB

Comprehensive distortion:<0.5%

Receiver specifications:

Receiving method: Secondary frequency conversion superheterodyne

Oscillation mode: PLL phase-locked loop

Intermediate frequency: First intermediate frequency: 110MHz, Second intermediate frequency: 10.7MHz

Antenna interface: TNC socket

Display mode: LCD

Sensitivity: -100dBm (40dB S/N)

Stray suppression:>80dB

Audio output: Unbalanced:+4dB (1.25V)/5K Ω

Balance:+10dB (1.5V)/600 Ω

Supply voltage: DC12V

Power supply current: 450mA

Transmitter specifications: (9500 transmitter)

Oscillation mode: PLL phase-locked loop

Output power: 3dBm-10dBm (LO/HI conversion)

Battery: 2 "1.5V5" batteries

Current:<100mA (HF),<80mA (LF)

Usage time (alkaline battery): about 8 hours at high power