CR1

Single Channel Wireless Microphone System

Product Description

CR1 Is a highly cost-effective UHF wireless microphone system, compatible with smart phones (3.5mm interface), digital/SLR cameras, portable cameras, recorders, tablets and other equipment to help pick up high-fidelity audio. It is suitable for interviews, microfilm recording or commercial demonstrations and other applications. The transmitter supports microphone input interface, and the receiver has earphone monitoring function. The effective working distance is about 80 meters in the open space. Both transmitter and receiver have the function of key lock to prevent user from misoperation.

Performance Introduction


Broad Compatibility

Widely compatible with smartphones, DSLR, camcorders, recorders, PC.


Multi-Frequency Switching

10 switchable frequency points for operation without environmental interference.


UHF Wireless Transmission Band

UHF wireless transmission, providing high fidelity sound source.


DSP Audio Digital Extension

Digital audio compression of DSP reduces the noise in wireless transmission system to the lowest level.


Real-Time Monitoring

Real-time monitoring has a real-time monitoring function.


Adjustable Volume

Adjustable volume The volume of the receiver and transmitter can be adjusted arbitrarily to adapt to the volume level of different devices.

Technical Specifications

RF carrier frequency range: 521.25MHz-936.85MHz


Frequency stability: 0.005%


Effective working distance (ideal environment): ≥80 meters


Audio companding: DSP digital audio companding


Audio frequency response: 50Hz-1600Hz ±3dB


Dynamic range: 85 dB


Signal-to-noise ratio (A-weighted): 80 dB


Total harmonic distortion: ≤1%,@1KHz


Operating temperature range: -10℃ ~ +50℃


Receiving bandwidth: 470MHz~960MHz


Receiving method: superheterodyne


Image rejection: 45dBm


RF sensitivity: when inputting 10dBu, S/N ≥ 45dB;


Squelch adjustment: built-in setting parameters;


Frequency synchronization method: manual key setting


Maximum output level: LINE: 0.5Vpp; Phone: 1Vpp


Output level adjustment range: 30-level adjustable, attenuated adjustment, every 2dB step;


Output impedance: 400Ω


Power supply: AA 1.5V x 2


Normal working current: 3V 150mA


Battery usage time: ≥8.5 hours


Dimensions (mm): 95 x 65 x23


Net weight (without battery): 100g

Support

Product Brochure

CR-1brochure

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Tel.: 020 3810 9133/020 3810 9224

Fax: 020 3810 9384

Mail: info@relacart.com

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