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ENGLISH 

 

OPERATION MANUAL 

 

 
JB SYSTEMS

®

 

1/8 

 HF-TWIN RECEIVER 

OPERATION MANUAL 

 
Thank you for buying this JB Systems

®

 product. To take full advantage of all possibilities, please read these 

operating instructions very carefully.  

 

FEATURES 

This  unit  is  radio-interference  suppressed.  This  appliance  meets  the  requirements  of the  current  European 
and national guidelines. Conformity has been established and the relevant statements and documents have 
been deposited by the manufacturer. 

  Dual PLL/UHF wireless microphone receiver used in combination with: 

  HF-MIC: wireless hand microphone (order code : B08308) 

  HF-BPACK: belt-pack and lavalier microphone (order code : B08309) 

  Can be combined with the microphone combinations you need: 

  2 x HF-MIC 

  2 x HF-BPACK 

  1 x HF-MIC + 1 x HF-BPACK 

  The plastic case can hold one of the above combinations. 

  LCD display for easy setup 

  Easy channel setup via IR transmission. 

  Belt-pack and hand microphone can both be used with rechargeable batteries! 

  16 selectable frequencies via PLL synthesizer: 

  Receiver 1 (left): channel 1 to 8 

  Receiver 2 (right): channel 9 to 16 

  2 separate balanced XLR outputs 

  1 x 6.3mm jack output with mixed signal from both channels 

  Frequency range: 823-832MHz (free use in most European countries) 

 

BEFORE USE 

 

Before you start using this unit, please check if there’s no transportation damage. Should there be any, do 
not use the device and consult your dealer first.  

 

Important:

  This  device  left  our  factory  in  perfect  condition  and  well  packaged. It  is  absolutely  necessary 

for the user to strictly follow the safety instructions and warnings in this user manual. Any damage caused 
by mishandling is not subject to warranty. The dealer will not accept responsibility for any resulting defects 
or problems caused by disregarding this user manual. 

  Keep  this  booklet  in  a  safe  place  for  future  consultation.  If  you  sell  the  fixture,  be  sure  to  add  this  user 

manual. 

  To protect the environment, please try to recycle the packing material as much as possible. 

 

Check the contents: 

Check that the carton contains the following items: 

  User manual 

  1x HF-TWIN RECEIVER 

  1x Plastic case 

  1x mains DC power adapter 

Summary of Contents for HF-TWIN

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Page 3: ...16 selectable frequencies via PLL synthesizer Receiver 1 left channel 1 to 8 Receiver 2 right channel 9 to 16 2 separate balanced XLR outputs 1 x 6 3mm jack output with mixed signal from both channel...

Page 4: ...for disconnection from the mains The power cord should always be in perfect condition Switch the unit immediately off when the power cord is squashed or damaged The socket inlet is used as the disconn...

Page 5: ...one status symbol Shows whether the connected microphone beltpack is switched on or off E antenna symbol Shows the antenna that receives the RF signal for receiver B F Channel number indicator Shows t...

Page 6: ...is correct 6 LO HI SELECTOR used to switch the power from the RF signal from LO 5dBm 3 16mW to HI 10dBm 10mW HF BPACK BELT PACK FUNCTIONS 1 ANTENNA Permanently connected helical antenna 2 DISPLAY sho...

Page 7: ...mize the number of obstructions thick concrete walls big metal objects in the path between the transmitter and receiver Depending on the chosen channels and ambient conditions up to 4 transmitters 2 r...

Page 8: ...Hz CH 6 826 1 MHz CH 14 830 4 MHz CH 7 826 6 MHz CH 15 830 8 MHz CH 8 827 7 MHz CH 16 831 7 MHz Now send the channel information to the microphone HF MIC or HF BPACK you want to use on each receiver A...

Page 9: ...headset on the mini jack connector 5 of the HF BPACK Speak through the mic the AF indicator A will flash to the rhythm of your voice While checking the system walk around to check if you encounter an...

Page 10: ...utputs A and B mixed output 6 3mm jack 600 Ohm Current consumption 300mA HF MIC Carrier Frequency Range 823 832MHz RF Power Output LO 5dBm 3 16mW HI 10dBm 10mW Oscillation Mode PLL synthesized 16 chan...

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