BST HTX-28R Manual de usuario

UHF CONFERENCE SYSTEM WITH USB RECORDER

SYSTEME DE CONFERENCE UHF AVEC ENREGISTREUR USB

INSTRUCTION MANUAL • EN • p. 2

MANUEL D‘UTILISATION • FR • p. 17

HTX-28R/C/D/B

CODE: 95-3043 / 95-3036 / 95-3037 / 95-3035

SAFETY RECOMMENDATIONS

CAUTION

DO NOT OPEN THE HOUSING

SHOCK HAZARD

The exclamation point triangle is used to alert the user to important operating or maintenance instruc-

tions

The lightning bolt triangle is used to alert the user to the risk of electric shock

Accordance with the requirements of UK standards

Class I protection: Connect only to an earthed mains outlet

The product is for indoor use only

• This device is only allowed to be operated with an alternating current of max. 110-240V~ 50/60Hz and was

designed for indoor use only.

• This is a wireless communication system, use UHF band carrier frequency. We recommend that users

consult local radio management committee to choose the appropriate and legally available frequency, in

order to avoid RF interference

• If the units demonstrate any problems, such as abnormal sound, smoke, heat from or damage to power

cables, disconnect the power plug from the outlet and contact your sales representative.

• Operate the device only after having familiarized yourself with its functions. Do not permit operation by

person not qualied for operating the device. Most damages are the result of unprofessional operation.

• Please use the original packaging if the device is to be transported.

• For safety reasons, please be aware that all modications on the device are forbidden. Furthermore, any

other operation may lead to short-circuit, burns, electric shock, crash, etc. If this device will be operated in

any way different to the one described in this manual, the product may suffer damages and the guarantee

becomes void.

• To prevent electric shock, do not remove top or bottom covers.

• No user serviceable parts inside.

• Refer servicing to qualied servicing personnel.

• Disconnect power cord before removing back panel cover to access gain switch.

• Uncoil the power cables before use, Do not bundle the cables during use, or e with nails. (Receiver unit,

Battery charger)

• Do not pull on the cable. Hold the plug section and insert/remove it in a straight line, damaged cables may

result in electric shock, malfunction, or re. (Receiver unit, Battery charger)

• No naked ame sources, such as lighted candles, should be placed on the apparatus

• The unit should only be used in moderate climates

• This unit should be cleaned only with a dry cloth. Avoid solvents or other cleaning detergents

• A minimum distance of 0.5m around the unit must be kept to ensure sufcient ventilation and avoid over-

heating

• We strongly recommend the use of high-grade cables and connectors for the transmission of audio sig-

nals. Inferior quality materials cannot supply acceptable audio quality or corrosion protection.

2• HTX-28R

DISCONNECT DEVICE: Where the MAINS plug or an appliance coupler is used as the disconnect device,

the disconnect device shall remain readily operable.

WARNING! To reduce the risk of electric shock, do not expose this equipment to rain or moisture!

Usage restrictions

The product uses a UHF transmission system, that is exclusively reserved for professional use. An ofcial

user license or authorization from local authorities may be required in some countries. Consult the competent

authorities for its use, which remains the sole responsibility of its user (UK – BE – PT – D – NL – LU – GR –

SP – RO).

Overview

With high exibility and reliability, our UHF wireless conference system is an ideal choice for mobile confe-

rence systems. It offers simple operation, compact structures. The wireless conference system can be

perfectly integrated into any meeting rooms, without additional wiring. It’s the best wireless conference

solution for small-scale conferences.

1. System Conﬁguration and description

Wireless meeting system receiver unit, wireless chairman microphone, wireless delegate microphone, bat-

tery charger, etc.

1.1 System features

• Supported Modes: Limit (1/2/3/4), FIFO (1/2/3/4), Chairman Only, microphones in one system up to 999 units

for discussion, 256 unit for video camera tracking, 5 microphones can be turned on at the same time.

• Microphones can be operated on either their built-in rechargeable batteries. Battery life approx. 8 hours

during speech and approx. 30 hours when standby.

• Wireless communication system eliminates the need of connecting the conference units. Installation can

be done quick and smart without cumbersome arrangements.

• Adopt multi-channel high band and intermediate band frequency selective ltering, fully eliminate inter-

ference signal

• Built-in feedback eliminating technology which can decrease the feedback and noise effectively

• Built-in multiple noise detecting circuit and TONE-LOCK system to make sure the system has strong an-

ti-jamming function

• Operation distance up to 100 meters with the best condition, 60 meters in normal condition.

• Support video camera auto-track function with video processor

• Built-in recording module to record and play audio

1.2 Wireless meeting system receiver unit

• Support Mode: Limit (1/2/3/4), FIFO (1/2/3/4), Chairman Only

• Support video camera auto-track with video processor

HTX-28R • 3

• 160x32 dot matrix LCD display system information

• Receiver can control the microphone status when powered off, such as clear or shutting off all micro-

phones.

• Designed accordance to UL and CE standards

• Built-in USB recording module

• Installation: 19-inch frame

1.2.3 Schematic diagram of wireless meeting system receiver unit

1. Power switch

2. RF/Audio Level indicator ( First channel only for chairman mic, the last four channels for delegate mic)

3. Volume knob of chairman microphone (Channel 1)

4. Volume knob of delegate microphone (Channel 2)

5. Volume knob of delegate microphone (Channel 3)

6. Volume knob of delegate microphone (Channel 4)

7. Volume knob of delegate microphone (Channel 5)

8. Setting key/check channel frequency

9. Menu

10. Setting key/check channel frequency

11. LCD (Display current mode, frequency point of each channel)

12. Function Key of Recording Module: Four function key of recording module: PLAY/STOP, PREVIOUS,

NEXT, MENU

13. LCD display: To display current work mode of the recording module

14. USB INTERFACE: Be connected to USB drive for record and display the audio

15. ANT DATA: System data control antenna interface

16. DATA: External video processor connection interface

17. DC Power input

4• HTX-28R

18. MIX OUT: Mixed audio output

19. MIX BAL: Mixed audio balance output

20. ANT B: Delegate mic RF antenna interface

21. ANT B: Delegate mic RF antenna interface

22. ANT A: Chairman mic RF antenna interface

Speciﬁcations of the Main Unit

Power supply........................................................ 12-15V𝌃1A via 110-240V~50/60Hz mains adaptor

Consumption...........................................................................................................................................7W

Audio channel

Transmission method...................................................................................... UHF Wireless (one way)

Audio channel ................................................................................................ 5 (1 chairman,4 delegate)

Carrier frequency band................................................................................................610MHz~665MHz

Modulation method................................................................................................................................FM

Receiving sensitivity................................................................................................................... -100dBM

Audio gain .............................................................................................................................................. ≤20

Frequency response...............................................................................................................50Hz-15KHz

S/N Ratio............................................................................................................................................ >85dB

T.H.D....................................................................................................................................................<0.8%

Data channel

Transmission method.............................................................................................. Wireless (two-way)

Data channel.............................................................................................................................................16

Frequency Range..................................................................................................422.4MHz ~ 438.4MHz

Modulation method...............................................................................................................................FSK

Receiving sensitivity................................................................................................................... -100dBM

Transmission consumption ........................................................................................................... ≤6dBm

Communication rate ................................................................................................................... 100KBPS

Frequency deviation........................................................................................................................ <0.002

Range............................................................................................................ 100m in optimal conditions,

............................................................................................................................60m in normal conditions

Dimensions..................................................................................................................... 485 x 355 x 85mm

Weight..................................................................................................................................................... 7kg

CAUTION on handling of the microphones

• Do not grasp the microphone to lift or pull on the microphone unit: pick up the unit by its base

• Slowly bend and straighten the exible part of the microphone. Do not bend it with excessive force

• Do not drop the unit

• If you do not use the unit for long periods of time, remove the battery

• The dedicated lithium-ion battery should be used

• Do not place any obstructions around the microphone units

• When the microphone units are too close together, high sound volume may cause acoustic feedback, In

this case, increase the space between the conference units or turn down the volume

HTX-28R • 5

• After the battery has been removed and replaced, conrm that the power LED turns off

Features of wireless delegate microphone HTX-28D

• Electret condenser microphone tted with windshield cover

• LCD display microphone ID, battery level, microphone state,

control channel, etc.

• Equipped with microphone on/off key and indicator.

• Equipped with 3 function keys to set microphone id, control

channel, volume level and battery status.

• Microphone will shut off the power or in standby if receiver

powered off.

Features of wireless chairman microphone HTX-28C

Including the functions of the delegate unit, chairman unit has

other following functions:

• Chairman microphone can turn on any time.

• If the system support video camera auto-track function,

chairman microphone ID number should be 1

• Priority function: chairman can turn off delegate micro-

phones by clear key any time

• Chairman only mode: Delegate microphone can not be

turned on again after chairman microphone press priority

button. The chairman need quit this mode rst, and then

delegate microphone can be turned on again

SCHEMATIC DIAGRAM OF THE MICROPHONES

1. Unidirectional electret MIC

2. Annular red indicator lamp to show the microphone state.

3. Mute/Set key

4. Mic volume +/ up key

5. Mic volume up -/down key

6. MIC ON/OFF key

7. Chairman Priority

8. LCD

9. Microphone power switch

SPECIFICATIONS OF THE MICROPHONES

Frequency range.................................................UHF; Audio: 610-665MHz – Data: 422.4 – 438.4MHz

Power supply..........................................................................................Lipo batteries 3.7V𝌃 1950mAh

Consumption......................................................................................Standby: 360mW; Active: 630mW

Dimensions..................................................................................................................... 170 x 58 x 120mm

Weight.................................................................................................................................................. 0.7kg

6• HTX-28R

BATTERY CHARGER HTX-28B

CAUTION on battery charger handling

• If the charging terminal is dirty, poor contact will prevent the battery from being charged properly. Perio-

dically clean the charging terminals

• The battery charger may become hot during charging. Use it in a well-ventilated area

• After the battery is fully charged, turn off the battery charger or remove the batteries

Features of battery charger

1. Input Voltage: AC 110V~220V

2. Charges 16 PCS of lithium battery per charging

3. Intelligent charging management electro circuit to protect the LIP battery

4. Equipped with extendable handle and wheels, easy to move

Schematic diagram of battery charger

1. Wheels

2. Extendable handle

3. Charging status indicator LED

4. Battery holder

5. Power indicator

6. Power on/off switch

7. AC adapter jack (110V-220V~ 50Hz-60Hz)

SPECIFICATIONS OF THE BATTERY CHARGER

Power supply.........................................................................................................110V-240V/50Hz~60Hz

Consumption Rating...........................................................................................................................200W

Charge quantity........................................................................................................................................16

MAX charging current of each unit..............................................................................................700mA

Charging time................................................................................................................ About 8~10 hours

Charging status ........................................... Red LED ashing –Charging, Green LED –Full Charged

Operating temperature range.............................................................................................. 0-40 degree

Dimensions................................................................................................................... 620 x 370 x 175mm

N.W.......................................................................................................................................................... 9kg

WIRELESS MEETING SYSTEM LITHIUM BATTERY

Features of Lithium battery

a. Excellent safety performance, light weight & High capacity ratio.

b. Improved safety: more resistant to overcharge; less change for electrolyte lea-

kage.

c. The battery life is usually approximately 300 charge cycles.

d. Easy to install

HTX-28R • 7

CAUTION on battery handling

• The battery is dedicated to the microphone unit. Do not use it for other applications

• Use only the designated battery charger

• If the battery leaks and the liquid contacts your skin or clothing, immediately ush with clean water

• If the battery leaks and the liquid contacts your eyes, immediately wash thoroughly with clean water and

seek medical assistance

• Do not throw the battery into re or overheat it, Doing so may result in a re

• Do not disassemble or modify the battery

• Do not short-circuit the + and – terminals with any metal or wire. Do not carry or store the battery with

metal products such as a necklace.

• If you discover battery leaks, discoloration, distortion, or the other problems, do not use the battery

• Dispose of used batteries properly as industrial waste or contact our business ofce in your neighborhood

SPECIFICATIONS

Rated voltage................................................................................................................... 3.7V𝌃 1950mAh

Discharge current......................................................................................................................... <500mA

Charging current........................................................................................................................... <700mA

Time of speaking.......................................................................................................................... >8 hours

Time of standby.......................................................................................................................... >24 hours

Charging voltage..................................................................................................................................5V𝌃

Dimensions......................................................................................................................... 47 x 40 x 12mm

N.W.......................................................................................................................................................... 54g

Receiver unit installation

a. Put on the table or install in an 19 inch frame

b. Please keep away from high-power and strong radiation equipment, or it may inuence the equipment

performance.

c. Use it in a well-ventilated area

Antenna connection

There are 4 antennas on a receiver unit: 1 data control antenna (426MHz), 1 chairman microphone audio

control/RF antenna (A: 627.50MHz) and 2 delegate microphone audio control/RF antennae (B: 652.50MHz)

Please note: Receiver antennas should be connected correct position, or system can not work properly.

8• HTX-28R

Receiver unit to sound system

a. Mono output: Please connect MIX OUT interface of receiver unit to input interface of sound equipment by

6.3 audio cable (for short distance)

b. Balance output: Please connect MIX-BAL interface of receiver unit to input interface of sound equipment

by XLR-M balance audio cable ( for long distance)

Receiver unit to video processor

HTX-28R • 9

Please connect DATA interface of receiver unit to DATA interface of video processor by RJ45 network cable.

Please read the user manual of video processor.

Receiver unit to external antenna

If the distance between receiver and microphone is not far, and there does not have any obstruct, antenna

can be connect to the “ANT” interface of receiver unit rear panel directly. If the distance is far or have some

obstruct between them, please connect external antenna to receiver unit.

Please note: coaxial cable should be 50Ω.

INSTALLATION OF WIRELESS MICROPHONE

Mounting the battery

Remove battery cover Install the battery pack Close battery cover

Installation of the battery pack: Remove the battery cover on the bottom of the microphone; insert the battery

in the direction of the arrow to fasten it, and then close the battery cover. Listen for the click sound and make

sure the battery cover is securely xed.

Mounting and dismounting the microphone

Mounting microphone: Insert the microphone into the microphone mounting socket in a straight line, and

then rotate the microphone clockwise to fasten it securely.

Unmounting microphone: Rotate the microphone counterclockwise, then pull the microphone upward to

dismounting

* Please contact us if you need more detailed information during your installation.

10 • HTX-28R

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