ClearOne WS800 Application Manual Download Page 11

11

Extension Antenna Cables

Government regulations severely limit the output power of wireless microphones.  For a comparison, mobile 
phones connect to towers miles away, but wireless microphones barely reach 300 feet line-of-sight.  A mobile 
phone is similar to a lighthouse that shines to the horizon, while a wireless microphone is like a penlight that 
barely casts a shadow on the far side of a dark auditorium.  Microphone power limitations make extension anten-
nas systems a critical component of every wireless microphone system, and coax cables are a critical part of 
every antenna system.  There is no room for error.

ClearOne provides antenna kits that includes the extension antennas and the cables.  The cables are cut to 
length, properly terminated, and individually tested at ClearOne operating frequencies.  ClearOne also provides 
extension antennas without cables, but it should be noted that we do not guarantee that cables that we do not 
supply will have the proper loss and transmission qualities for the antenna system to function successfully.

Plenum Rated Cables have a special coating (usually Teflon) that does not give off toxic gasses and smoke when 
it burns.  Always use plenum rated cables when required by the codes for the project site.

ClearOne systems require 50 Ohm Coax Cable with a total line loss less than 15 dB at 900 MHz.

Part Number

Length 

(Ft)

Diameter 

(in)

Flex Min.

Radius

Exposure

loss at 500

MHz (dB)

loss at 586

MHz (dB)

loss at 610

MHz (dB)

loss at 715

MHz (dB)

loss at 800

MHz (dB)

loss at 915

MHz (dB)

loss at 930

MHz (dB)

Antenna Ext Kit - RG58 - Plenum 

(frequency specific)

910-6005-00X

25

Plenum

0.108

2.0”

Indoor

-2.7

-2.9

-3.0

-3.3

-3.8

-4.2

-4.5

910-6005-01X

50

Plenum

0.108

2.0”

Indoor

-5.7

-6.0

-6.4

-7.0

-7.7

-8.4

-8.7

910-6005-02X

75

Plenum

0.108

2.0”

Indoor

-8.3

-8.8

-9.3

-10.2

-11.2

-12.2

-12.5

Antenna Ext Kit - RG8 - Plenum 

(frequency specific)

910-6005-30X

25

Plenum

0.28

3.5”

Indoor

-1.2

-1.3

-1.4

-1.5

-1.8

-2.0

-2.3

910-6005-31X

50

Plenum

0.28

3.5”

Indoor

-2.5

-2.8

-3.0

-3.2

-3.7

-4.2

-4.5

910-6005-32X

75

Plenum

0.28

3.5”

Indoor

-3.8

-4.2

-4.6

-4.8

-5.6

-6.3

-6.6

910-6005-33X

100

Plenum

0.28

3.5”

Indoor

-5.2

-5.6

-5.9

-6.5

-7.2

-7.8

-8.1

910-6005-34X

125

Plenum

0.28

3.5”

Indoor

-6.3                                                                             

-6.8

-7.3

-8.2

-9.1

-9.9

-10.2

910-6005-35X

150

Plenum

0.28

3.5”

Indoor

-7.5

-7.8

-8.7

-9.9

-10.9

-11.9

-12.2

910-6005-36X

175

Plenum

0.28

3.5”

Indoor

-8.7

-9.4

-10.1

-11.5

-12.7

-13.9

-14.2

* Replace “X” with 

frequency designator

* ClearOne Part Number Frequency Designator

M915 MHz .... X = 1

M715 MHz .... X = 2

M610 MHz .... X = 3

M500 MHz .... X = 4

(”X” = 4)

(”X” = 5)

(”X” = 3)

(”X” = 2)

(”X” = 6)

(”X” = 1)

(”X” = 7)

M586 MHz .... X = 5

M800 MHz .... X = 6

M930 MHz .... X = 7

Example: For a 25’ RG58, Plenum, Extension Antenna Kit in M915 MHz. RF Band - The Part Number is 910-6005-001 and the cable loss is -4.2 dB.

Antenna Ext Kit - LMR400 - Non- Plenum 

(frequency specific)

910-6005-10X

25

Indoor/

outdoor

-1.0

-1.0

-1.0

-1.0

-1.0

-1.0

-1.2

910-6005-11X

50

-1.0

-1.0

-1.2

-1.6

-2.0 

-2.5

-2.7

910-6005-12X

75

-1.6

-2.0

-2.2

-2.6

-3.0

-3.5

-3.7

910-6005-13X

100

-2.6

-3.0

-3.2

-3.6

-4.0

-4.5             -4.7

910-6005-14X

125

-3.6                                                                             

-4.0

-4.2

-4.6

-5.0 

-5.5             -5.7

910-6005-15X

150

-4.6

-5.0

-5.2

-5.6

 -6.0 

  -6.5             -6.7

910-6005-16X

175

-5.6

-6.0

 -6.2

  -6.6

  -7.0 

   -7.5             -7.7

910-6005-17X

200

-6.6

-7.0

-7.2

-7.6

-8.0 

-8.5             -8.7

910-6005-18X

225

-7.6                                                                             

-8.0

-8.2

-8.6

-9.0 

-9.5             -9.7

910-6005-19X

250

-8.6

-9.0

-9.2

-9.6

 -10.0

-10.5           -10.7

910-6005-20X

300

-9.2

-11. 

-11.2

-11.6

-12.0 

-12. 

-12.7

Indoor/

outdoor

Indoor/

outdoor

Indoor/

outdoor

Indoor/

outdoor

Indoor/

outdoor

Indoor/

outdoor
Indoor/

outdoor

Indoor/

outdoor
Indoor/

outdoor

Indoor/

outdoor

Non Plenum

 

.405 

1.0”

Combiners w/TNC female connector 

(not frequency specific)

910-6005-200

Approx. Size  ~ 2” x 2” x 1”

Indoor

-3

-3

-3

-3

-3

-3

-3

910-6005-300

Approx. Size  ~ 3” x 3” x 1”

Indoor

-5

-5

-5

-5

-5

-5

-5

910-6005-400

Approx. Size  ~ 4” x 3” x 1”

Indoor

-7

-7

-7

-7

-7

-7

-7

In-Line Amp/TNC female connector 

(frequency specific)

910-6005-50X

Approx. Size  

~ 2 9/16”x 2.1/8”x 1 3/8

Indoor

+15

+15

+15

+15

+15

+15

+15

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Non Plenum

 

.405 

1.0”

Summary of Contents for WS800

Page 1: ...WS800 Wireless Microphone System Antenna Application Guide Application Guide...

Page 2: ...tennas or they are set at a greater transmitter RF power setting than needed this can be a cause of IMD Rule 2 Diversity 2 The antennas should be separated so that the ends of the transmitter antenna...

Page 3: ...e farther away do not have an adequate signal level at the receiver Also using transmitters too close to the receiver antennas or at too high of transmit power can cause Intermodulation Distortion whi...

Page 4: ...ansmitter Power The setup is ideal so set the power to 1mW for extended battery life and minimal interference with systems in near by rooms Rating Expect excellent performance when the divider wall is...

Page 5: ...ery life and minimal interference with systems in near by rooms Rating Expect excellent performance with small and large channel counts Factor 2 Antennas On Opposing Wall Equal Distance All of the tra...

Page 6: ...RF Signal of transmitters close to the receiver antennas can lower the sensitivity of the receiver so that transmit ters that are farther away do not have an adequate signal level at the receiver Als...

Page 7: ...III D In addition ClearOne s digital wireless transmission method uses numerical techniques that make them far less prone to IMD interference than is possible with analog systems That is one reason C...

Page 8: ...hey should be moved farther away from the receiver antennas as this may cause IMD 6 Built in antenna distribution WS800 receivers allow the antenna inputs and outputs to be linked together on multiple...

Page 9: ...for outdoor use but they operate normally mounted inside a waterproof plastic box Polar Pattern ClearOne extension antennas have a 160 degree polar pattern Ceiling mounted antennas typically cover the...

Page 10: ...iner divider See fig 1 below The combiner dividers will have cable loss that will need to be factored into the system cable loss total The total cable loss should not exceed 15 dB at 900 MHz See pg 11...

Page 11: ...5 Indoor 1 2 1 3 1 4 1 5 1 8 2 0 2 3 910 6005 31X 50 Plenum 0 28 3 5 Indoor 2 5 2 8 3 0 3 2 3 7 4 2 4 5 910 6005 32X 75 Plenum 0 28 3 5 Indoor 3 8 4 2 4 6 4 8 5 6 6 3 6 6 910 6005 33X 100 Plenum 0 28...

Page 12: ...arOne WS800 Wireless Microphone System at no additional cost Email your project s floor plan drawings to antenna design clearone com and we will supply you with an RF band recommendation an antenna de...

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