1. Wireless receiver parameters



-frequencyranges: uhf645-693mhz

-frequency Stability: ±0.002% (locking with quartz crystal better than 15ppm)

- Sensitivity Sensitivity (peak deviation) :10 refresh V

- thewire: > 8 odb

- mirror interference Ratio P/N Ratio: >80dB

- S/N Ratio: >90dB

- Dilation Ratio: 1:2

- audio Output AF Output Voltage: adjustable 0 ~ 300mV

- receiving Channels: channel 2

Output jack: 6.3 unbalanced mixing port

- Power Supply: DC 13v-500ma (50Hz)

- Power Supply: 6W

Antenna: an external Antenna

- Dynamic frequency range of kinetic energy: >100dB

- combined distortion T.H.D: <0.5%

Operating Temperature Range: -10℃ ~ 50℃

- size specification: 420mm*160mm*45mm



2. Wireless microphone parameters



-frequencyranges: uhf645-693mhz

- Frequency Stability: 0.002% (locking with quartz crystal better than 15ppm)

- RF Power: 30mW

- current loss Cuttent Consumption: < main wave 40dB

-modulation Mode

- Deviation Range of Deviation: ±20KHz

-- compression Ratio: 2.1

- Microphone Head: super heart type

- Battery Type: two 1.5v alkaline batteries no.5

-antenna Anternna: Exterior Antenna

- Frequency Response: 50Hz ~ 15KHz

Receiver distance: 80m (ideal environment)

■ frequency range: 640-690mhz
■ number of adjustable channels: 100×2
■ oscillation mode: phase-locked loop frequency synthesis (PLL),
■ frequency stability: ±10ppm,
■ receiving method: superheterodyne secondary frequency conversion,
■ reception sensitivity: -95~ -67dbm,
■ frequent sound: 40-18000hz,
■ harmonic distortion: ≤0.5%,
■ SNR: ≥110dB,
■ audio output: balanced output and mixed output,
■ transmission power: 3-30mw,
■ modulation method: frequency modulation (FM)
Battery specification: 2 batteries of no. 5,
Power specification: 100-240v 50-60hz 12VDC (switching power adapter) or 220VAC/ 50-60hz 12VDC (linear power supply),
■ power consumption: ≤10W

■ frequency range: 640-690mhz

■ number of adjustable channels: 100 × two

■ oscillation mode: phase locked loop frequency synthesis (PLL),

■ frequency stability: ± 10ppm,

■ receiving mode: superheterodyne secondary frequency conversion,

■ receiving sensitivity: - 95 ~ - 67dbm,

■ audio frequency response: 40-18000hz,

■ harmonic distortion: ≤ 0.5%,

■ signal to noise ratio: ≥ 110dB,

■ audio output: balanced output and mixed output,

■ transmission power: 3-30mw,

■ modulation mode: frequency modulation (FM)

■ Battery Specification: 2 No. 5 batteries,

■ power specification: 100-240V 50-60Hz 12VDC (switching power adapter) or 220VAC / 50-60Hz 12VDC (linear power supply),

■ power consumption: ≤ 10W