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Summary of Contents for Redback C 8890B
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Page 1: Operating Instructions
REDBACK ® UHF Band Diversity Wireless Microphone System REDBACK® C 8890B 700 Ch UHF Band Diversity Wireless Mic System ® 700 CHANNEL UHF BAND TRUE DIVERSITY WIRELESS MICROPHONE SYSTEM Operating Instructions... - Page 2 UHF band frequency (540-570MHz) with 700 selectable channels. Please read this instruction manual completely before operating the system. These instructions cover the transmitters, and receiver model C 8890B. The receiver unit is used with compatible 700 channel handheld (C 8892B) and lavalier (C 8893B) transmitters.
- Page 3 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Figure 1: Front and Rear Panel views 7 10 1. Power: To switch on, press and hold power switch until display can be seen. 2. ▲ Button: Used to select mode, and search channel forwards.
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Page 4: Channel Selection Modes
REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Connection: 1. Connect the cable, one end to the balanced or unbalanced output jack of the receiver, the other end to the mic mixing input of amplifier, audio mixer etc. - Page 5 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Scan Channel Selection: This mode automatically searches for an interference free channel. Note: Have the transmitter 1m from the receiver when using this function. ▲ Use the button to select the SCAN mode so that the ‘SCAN’...
- Page 6 Preset Channel Selection: This mode is used when multiple C 8890B systems are used in the same area. Each receiver is setup to use PRESET mode. This allows each receiver to select a channel in one of four preset groups. Within each preset group is eight selectable channels. See Table 1 for a list of frequencies within each preset group.
- Page 7 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System SYNC Mode: Select the SYNC mode to quick match the interference-free channel on the receiver with Handheld Mic/Bodypack. First use one of the other modes to select an interference-free channel.
- Page 8 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System PLEASE NOTE: ALL TRANSMITTERS ARE SOLD SEPARATELY Handheld Transmitter Features: • High sensitivity unidirectional dynamic capsule reduces unwanted handling noise to a minimum • Special noise absorption design which eliminates switch shock and handling noise.
- Page 9 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Beltpack Microphone: A range of microphones and pickups are available for the belt pack transmitter including tie clip mic, lecture type headset, aerobics type headset and guitar. The belt pack microphone is equipped with a line/mic switch.
- Page 10 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System SPEAKER Fig 4. Wireless Receiver Connection Via Mic In WIRELESS AUDIO MIXER RECEIVER AMPLIFIER Mic IN Line IN Line OUT 3 Pin XLR Lead SPEAKER Fig 5. Wireless Receiver Connection Via Line In...
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Page 11: Troubleshooting
REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Note: TWO OR MORE WIRELESS MICROPHONES WHICH TRANSMIT AT THE SAME FREQUENCY CAN NOT BE USED IN THE SAME LOCATION. WHEN TWO OR MORE WIRELESS MICROPHONES (HANDHELD AND/OR LAVALIER) ARE USED IN THE SAME LOCATION ENSURE THAT 10 OR MORE CHANNEL SPACES ARE BETWEEN EACH SELECTED FREQUENCY SO THAT INTERFERENCE DOES NOT OCCUR. - Page 12 C 8844 or C8844A Antenna splitter / combiner C 8846 or C8846A Antenna divider For further information on these and technical help please contact your nearest Redback dealer or consult the product manuals for the above. The detachable antenna is highly recommended for...
- Page 13 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Page13...
- Page 14 REDBACK® C 8890B 700 Channel UHF Band Diversity Wireless Mic System Page 14...
- Page 15 REDBACK® C 8890B 700 Ch UHF Band Diversity Wireless Mic System Page 15...
- Page 16 REDBACK® C 8890B 700 Ch UHF Band Diversity Wireless Mic System The Distributors warrants this product for 12 months from date of purchase from its resellers to the consumer. If this item is part of an installation or another product, please contact the installer or supplier for your warranty.
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