2 Wireless Microphone System for KTV and recreation room SR-980D

Features:

1. AFS frequency automatic search function in dependently.

2. The frequency can by synchronized between receiver and transmitter via infrared.

3. LCD display shows status of frequency, AF and RF signal etc.

4. PLL synthesized technique and digital pilot technique.

5. Noise locked, Pilot Tone locked, and Squelch Control.

6. Provide different nature and clean sound.

RECEIVER:

Operating frequency:740-790MHz

Receiver mode: intermediate-frequency superheterodyne structure with twice conversions

The first intermediate frequency:110MHZ

The second intermediate frequency:10.7MHZ

Squelch limited:0-40dB

Spurious noise suppression: >80dB

Audio output : unbalance: +4Db(1.25V)/5KΩ;

balance: +10Db(2.5V)/600Ω

Power Supply:DC11-16V(rate12V)

Electricity: single receiver,<200Ma;double receiver, <350mA

TRANSMITTER:

Operating frequency:740-790MHz

Frequency adjusting: FM frequency

Available bandwidth: 25MHz per channel

Channel number:200

Frequency stability:±0.005%

Dynamic range: >110dB; peak frequency deviation: ±45KHz

Frequency response:60Hz-18KHz(±3db)

S/N ratio:>105dB

T.H.D distortion:<0.5%

Transmitted power:15mW

Aluminum alloy structure

NingBo Disco Electronics Co,.Ltd  is one of the leading enterprises in Chinese Audio Association .We are a profession company which is specialized in researching and developing all kinds of audio series products. Our major products are audio connectors,cables and stands etc.

We are trying our best to strictly manufacture productions and manage our factory according to the standards of our line and international quality management system. We sincerely hope that you will have opportunities to visit our company.