TW172 system parameters

System specifications:

Frequency range: 550-590 MHz/650MHz -690MHz

Modulation method: FM

Oscillation mode: VCO+PLL

Offset: ± 45KHz

Signal to Noise Ratio (S/N):> 85dB

Distortion:< 0.5% (1KHz, weighted by A)

Receiving distance: 30 meters in ideal environment

Receiver (TW1720):

Antenna access: BNC/50 Ω

Sensitivity: 15dBuV

Harmonic interference ratio:>80Db

False interference ratio:>70dB

Power consumption: ≤ 2W

Audio output: Φ 6.35 socket mixed unbalanced output

Power specifications: DC 12V/500mA

Handheld transmitter (M59):

Frequency range: 550-590 MHz/650MHz -690MHz

Transmission power: High power 10mW

Maximum input sound pressure: 100dB

Microphone head: dynamic coil type (optional)

Audio frequency response: 60Hz~15KHz ± 3dB

Battery specification: 18650 (1200mAh)

Battery life: Approximately 6 hours during normal power transmission