BR 28 Series

The Studiomaster Professional BR 28 is a Wireless Microphone System with 8 Selectable UHF Channels. 

Selectable 8 UHF channels ensure flawless and non interfering performance, along with an 

exceptionally clear microphone makes the BR 28 series a great value proposition.

 

Features

 

• UHF Band frequency by PLL-Synthesis Technology.

• 8 Selectable UHF Channels.

• UHF Operating Frequency Range: 460-970MHz.

• Antenna Diversity Receiver.

• Double noise squelching circuit to ensure excellent sound quality.

• LED for Channel information Display.

• Highly efficient & Low Energy consumption design.

• Audio Frequency Response : 50Hz - 15KHz. 

• Model Available: BR-28/BM-28 (Handheld) OR BR-28/BL-28 (Lapel) 

 

Speacifications

 

Overall
Carrier Frequency Range	460-970MHz, UHF band
Modulation Mode	FM
Maximum Deviation Range	± 70KHz
Frequency Response	50Hz – 15 KHz
S/N Ratio	>85dB
Audio Dynamic Range	>100dB
T.H.D. (Total Harmonic Distortion)	<1%
Receiver
Power Requirements	13-15V DC , 300mA
S/N Ratio	>85dB
Channel Rejection	> 70dB
Image & Spurious Rejection	> 70dB
Audio Output level	0 - ±300mV
Receiving Sensitivity	-105dBm
Dimensions (W x D x H) mm	175 x 135 x 43
Transmitter
Power Requirements	1.5V AA Size Battery x 2
Nominal Current Drain	< 100mA
RF Output	> 10dBm
Microphone Element	BM 28 - Unidirectional Dynamic Microphone BL 28 - Unidirectional Condenser Microphone
Max Deviation	± 70KHz
Spurious Emission	> 55dB