Redback UHF Wireless Microphone System 16 Channel


C 8867C

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Introducing the Redback UHF Wireless Microphone System 16 Channel: an ideal entry-level solution for clubs, restaurants, function centres, wedding ceremonies, and more. This system delivers clear, crisp vocal reproduction while providing the freedom of movement that performers need. The system comes fully equipped with either a handheld or belt pack microphone transmitter, making it ready to use straight out of the box. With 16 channels, you can enjoy interference-free operation even when using multiple systems simultaneously in one location. The output signal is available via a 3-pin XLR balanced or 6.35mm unbalanced jack, ensuring compatibility with most amplifiers. The front panel features LEDs to indicate active antenna and audio signal presence, providing easy monitoring and operation.

Supplied complete with either handheld or Belt pack transmitter microphone

C8867C - Handheld package

C8868C - Beltpack with Lapel package 

Note: Requires 2 x AA batteries (sold separately)


  • 16 Channels in 520 - 550MHz UHF Band
  • RF and AF signal presence LEDs
  • Tone squelch circuit for noise reduction
  • Range up to 70m in ideal conditions
  • 6.35mm unbalanced line/mic output
  • 3 pin balanced XLR mic output
  • Microphone transmitters require 2 x AA batteries (not included).


Wiring diagram for Mini XLR Jack for Beltpack.





Carrier Frequency Range: 520-550MHz UHF band

Frequency Stability: ±0.005%

Oscillator: PLL Synthesised

Receiving Sensitivity: 10µV over 80dB S/N ratio

Image and Spurious Rejection: 80dB minimum

Selectivity: >50dB

Modulation Mode: FM

IF Frequency: 1st: 243.95MHz; 2nd: 10.7MHz

Tone Signal: 32.768kHz

S/N ratio: >94dB, at 48kHz deviation and 60dBµV antenna input

Audio Frequency Response: 50Hz to 15kHz (±3dB)

Total Harmonic Distortion: Less than 1.0% (at 1kHz)

Power Supply: 12V d.c.

Audio Output: Balanced and unbalanced outputs for Single channel / Switching diversity (Mic.=-20dB / Line = 0dB)

Current consumption: 130mA (max.)

Dimensions (mm) WxHxD: 170 x 32 x 106



Carrier Frequency Range: 520-550MHz UHF band

RF Power Output: 10mW (max.)

Oscillation Mode: PLL synthesized, 16 Channel selectable

Frequency Stability: ±0.005%

Maximum Deviation: ±48kHz with limiting compressor

Spurious Emission: >60dB below carrier frequency

Total Harmonic Distortion: <1% (at 1kHz)

Microphone Capsule:

Handheld: uni-directional electret condenser unit

Beltpack: Not included

Battery: 3V d.c. (2 x 1.5V AA size batteries ) or 2.4V d.c. ( 2 x 1.2V AA size rechargeable batteries)

Current consumption: 120mA +/- 5mA


Frequency Channel List

CH 1: 520.125MHz

CH 2: 520.825MHz

CH 3: 521.925MHz

CH 4: 525.025MHz

CH 5: 525.925MHz

CH 6: 528.525MHz

CH 7: 529.425MHz

CH 8: 532.325MHz

CH 9: 534.225MHz

CH 10: 535.625MHz

CH 11: 541.125MHz

CH 12: 543.225MHz

CH 13: 544.125MHz

CH 14: 544.825MHz

CH 15: 545.725MHz

CH 16: 549.525MHz


Suggested Channel Groupings

Use these channel selections when using multiple transmitters in the same area.

Group A: Channels 1, 2, 3, 6, 7, 9, 10, 16.

Group B: Channels 2, 5, 7, 8, 9, 10, 11, 14.

Group C: Channels 1, 3, 5, 7, 9, 10, 11, 13.

Group D: Channels 2, 4, 8, 10, 12, 14, 15, 16.


*Specifications are subject to change without notice.

Redback UHF Wireless Microphone System 16 Channel

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Australian owned since 1980


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