1. WIRELESS MIC RECEIVER

모델 : MYFIX, PW-910R

(1) 기  능

본 기기는 1채널 무선마이크용 수신기로써, 끊김 없는 다이버시티 수신 시스템이 적용되어 있으며, 각 채널에는 주파수 채널링을 완전히 제거하기 위해 독립적인 ID 코드가 제공되며, IR버튼으로 편리한 송수신 세팅이 가능하며, 송수신 거리 조절 기능이 탑재된 기기로 다음의 성능 이상이어야 한다.

(2) 성  능

[Receiver]

- Carrier frequency band : 925.0 ~ 937.5MHz

- Oscillation mode : DPLL digital phase-locked loop technology

- Bandwidth : 50MHz

- Frequency response : 50Hz～17kHz

- Receiving sensitivity : When the offset is 35 kHz and the input is 6 dBµV, S/N ≥ 58 dB.

- Frequency stability: 0.01%

- Audio frequency offset : 75 kHz offset at < 1% distortion

- Comprehensive signal-to-noise ratio: S/N ≥ 95 dB

- Comprehensive T.H.D:: < 0.7% @ 1 kHz

- Balanced output port : Impedance 680 ohms,

- Unbalanced output audio port : Impedance 2200 ohms

- Effective working distance : 100 meters (open place)

- Power supply : DC 12V-1000mA.

[Transmitter]

- Carrier frequency band: 925.0 ~ 937.5MHz

- Modulation mode: Broadband FM

- Oscillation mode: DPLL digital phase-locked loop technology

- Harmonic radiation: More than 45 dB below the carrier

- Radio frequency power: 5 mW (low), 25 mW (high)

- Audio frequency offset: 75 kHz offset at < 1% distortion

- Frequency response: 50 Hz – 17 kHz (±3 dB)

- Tone mode: Moving coil microphone

- Current consumption: 130mA

- Battery life: Approx. 10 hours

- Battery: 2 × AA batteries (1.5 V each)

- 동등 또는 이상 품이어야 한다.