Telecom Technical
Specifications
PLMN04
November 17,2003
Revise July 20,2007
Trunked Radio Terminal Equipment
Technical Specifications
NATIONAL COMMUNICATIONS COMMISSION
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
CONTENTS
1.
SCOPE ..................................................................................................... 1
1.1 Accordance .............................................................................................. 1
1.2 Application ................................................................................................ 1
1.3 Contents and Reference ........................................................................... 1
2.
ABBREVIATIONS .................................................................................... 2
2.1 Abbreviations ............................................................................................ 2
3.
REQUIRED TEST ITEMS ......................................................................... 3
4.
FREQUENCY RANGE ............................................................................. 5
4.1
4.2
4.3
4.4
Test purpose ............................................................................................. 5
Conformance requirement ........................................................................ 5
Method of measurement ........................................................................... 5
Test requirement ....................................................................................... 6
5.
MAXIMUM TRANSMITTER OUTPUT POWER ....................................... 7
5.1
5.2
5.3
5.4
Test purpose ............................................................................................. 7
Conformance requirement ........................................................................ 7
Method of measurement ........................................................................... 7
Test requirement ....................................................................................... 7
6.
TRANSMITTER FREQUENCY ERROR ................................................... 8
6.1
6.2
6.3
6.4
Test purpose ............................................................................................. 8
Conformance requirement ........................................................................ 8
Method of measurement ........................................................................... 8
Test requirement ....................................................................................... 8
7.
DUPLEX SPACING .................................................................................. 8
7.1
7.2
7.3
7.4
Test purpose ............................................................................................. 8
Conformance requirement ........................................................................ 9
Method of measurement ........................................................................... 9
Test requirement ....................................................................................... 9
8.
CHANNEL SPACING ............................................................................... 9
8.1 Test purpose ............................................................................................. 9
TR(English)-i
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
8.2 Conformance requirement ........................................................................ 9
8.3 Method of measurement ........................................................................... 9
8.4 Test requirement ....................................................................................... 9
9.
OUTPUT RF SPECTRUM ...................................................................... 10
9.1
9.2
9.3
9.4
Test purpose ........................................................................................... 10
Conformance requirement ...................................................................... 10
Method of measurement ......................................................................... 11
Test requirement ..................................................................................... 12
Annex A Test conditions……….………………….…...………………..Annex-1
Annex B Test equipment for Operating Frequency, Transmitter
Output Power, Output RF Spectrum Measurement….…Annex-2
Annex C Test equipment for Transmitter Frequency Error
Measurement……….………………...……..…….……….…..Annex-3
TR(English)-ii
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
1.
Scope
1.1
Accordance
The specification is issued pursuant to paragraph 1 of Article 42 of the
Telecommunications Acts.
1.2
Application
1. 500 MHz Trunked Radio Terminal, Handheld Station (HS)
2. 500 MHz Trunked Radio Terminal, Mobile Station (MS)
3. 800 MHz Trunked Radio Terminal, Handheld Station (HS)
4. 800 MHz Trunked Radio Terminal, Mobile Station (MS)
1.3
Contents and Reference
The normative reference of the test items, conformance requirement,
method of tests and relevant requirements for use in the specifications
of Trunked Radio Terminal MS and HS are based on the ETS 300 086
( January, 1991)； and CNS 11708, Method of Test for Land Mobile
Communication FM or PM Transmitters, 25-470MHz. These limits have
been chosen to comply with the international standards for a complete
technical regulation.
TR(English)-1
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
2.
Abbreviations
2.1
Abbreviations
The abbreviations of these requirements are as follows,
EUT
Tx
Rx
MS
HS
fd
B
P
Equipment Under Test
Transmitter
Receiver
Mobile Station
Handheld Station
Difference from carrier center frequency
Channel bandwidth
Carrier power absence of modulation
TR(English)-2
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
3.
Required Test Items
Items
Test Items
Conformance requirement
Test compliance
result
Tx: 523.9375 ～ 526.450 MHz
Rx: 507.4375 ～ 509.950 MHz
Frequency range
Tx: 810.5 ～ 812 MHz
800MHz
Rx: 855.5 ～ 857 MHz
Maximum transmitter 500MHz 25W (MS)、5W (HS)
output power
800MHz 25W (MS)、5W (HS)
500MHz ±1.25kHz
Transmitter
frequency error
800MHz ±1.2kHz
500MHz 16.5MHz
Duplex spacing
800MHz 45MHz
Channel spacing
12.5kHz or 25kHz
Output RF spectrum As following Table 1 and Table 2
500MHz
1
2
3
4
5
6
Table1:
A.
Analog modulation（with audio low pass filter）
800MHz band with 25KHz channel space and 500MHz band with 25KHz
channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
B/2 <│fd│≦ B
B
<│fd│≦ 2.5B
2.5B <│fd│
B.
25
35
[43+10Log10(P)] or 80 whichever is lower
800MHz band with 12.5KHz channel space and 500MHz band with
12.5KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
│fd│≦5.625KHz
0
5.625KHz <│fd│≦ 12.5KHz
12.5KHz <│fd│
7.27(fd-2.88)
[50+10Log10(P)] or 70 whichever is lower
TR(English)-3
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
Table2:Analog modulation（without audio low pass filter）or digital modulation
A.
800MHz band with 25KHz channel space and 800MHz band with
12.5KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
5KHz <│fd│≦ 10KHz
10KHz <│fd│≦ 2.5B
83Log10(fd/5)
[116Log10(fd/6.1)], [50+10Log10(P)] or 70 whichever is
the lowest
2.5B <│fd│
B.
[43+10Log10(P)] or 80 whichever is lower
500MHz band with 25KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
5KHz <│fd│≦ 10KHz
10KHz <│fd│≦ 2.5B
2.5B <│fd│
83Log10(fd/5)
[29Log10(fd2/11)] or 50 whichever is lower
[43+10Log10(P)] or 80 which is lower
C. 500MHz band with 12.5KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
│fd│≦5.625KHz
0
5.625KHz <│fd│≦ 12.5KHz
7.27(fd-2.88)
12.5KHz <│fd│
B:
P:
[50+10Log10(P)] or 70 Whichever is lower
fd: difference from carrier center frequency
20KHz（Channel space is 25KHz）
8KHz（Channel space is 12.5KHz）
carrier power in absence of modulation
TR(English)-4
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
4.
Frequency Range
4.1
Test purpose
500MHz Trunked Radio Terminal:
To verify that Trunked Radio Terminal shall operate within the
frequency bands from 507.4375MHz to 509.950MHz and from
523.9375MHz to 526.450MHz.
800MHz Trunked Radio Terminal:
To verify that Trunked Radio Terminal shall operate within the
frequency band from 810.5MHz to 812MHz and from 855.5MHz to
857MHz.
4.2
Conformance requirement
500MHz Trunked Radio Terminal:
Tx band: 523.9375 ～ 526.450 MHz (Tx)
Rx band: 507.4375 ～ 509.950 MHz (Rx)
800MHz Trunked Radio Terminal:
Tx band: 810.5 ～ 812 MHz (Tx)
Rx band: 855.5 ～ 857 MHz (Rx)
4.3
Method of measurement
The MS or HS should be situated in an isolated environment from any
radio system without transmitting.
The MS or HS should be switched-on and set in a transmitting
(carrier-on) mode for the test required the highest and lowest
frequency of the applicant’s assignment.
The MS or HS should be switched-on and set in a receiving (carrier-off)
mode. The signal generator shall be set at any channel of the
TR(English)-5
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
allocated frequency, and transmit 1,000Hz audio tone signal
modulated with 3,000Hz and 1mV output power level to EUT. The
EUT shall receive the signal.
In case, the EUT is of a digital modulation, to transmit the signal
according to the modulation mode and output power level in itself to
the spectrum analyzer.
The spectrum analyzer shall be set in sweep mode and shall be
operated under the following conditions:
4.4
Frequency range:
as required for frequency range to be
assessed
Resolution bandwidth:
Display bandwidth:
Averaging:
Peak hold:
no less than 100KHz
equal to the measurement bandwidth
no
yes
Test requirement
The test requirements are given in Annex A, and measurement shall
be set up as Annex B. In the test equipment, the spectrum analyzer
noise floor shall be at least 6dB below the appropriate limits of 65dB.
TR(English)-6
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
5.
Maximum Transmitter Output Power
5.1
Test purpose
To verify that the maximum transmitter output power of 500MHz MS
and HS do not exceed the rated output power of 25W and 5W
respectively within the range from 523.9375MHz to 526.450MHz.
To verify that maximum transmitter output power of 800MHz MS and
HS do not exceed the rated output power of 25W and 5W respectively
within the range from 810.5MHz to 812MHz.
5.2
Conformance requirement
The maximum transmitter output power of MS and HS shall not
exceed the rated output power of 25W and 5W respectively
5.3
Method of measurement
The MS or HS should be switched-on and set in a transmitting
(carrier-on) mode. The output of transmitter shall be connected to a
50Ωpower attenuator and through an artificial antenna to a spectrum
analyzer, to measure the output power .
5.4
Test requirement
The test requirements are given in Annex A, and measurement shall
be set up as Annex B. In the test equipment, the spectrum analyzer
noise floor shall be at least 6dB below the appropriate limits of 65dB.
TR(English)-7
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
6.
Transmitter Frequency Error
6.1
Test purpose
To verify that MS and HS carrier frequency error do not exceed ±
1.25KHz for 500MHz band and ±1.2KHz for 800MHz band to ensure
without any interference.
6.2
Conformance requirement
500MHz band Trunked Radio Terminal: ±1.25KHz.
800MHz band Trunked Radio Terminal: ±1.2KHz.
6.3
Method of measurement
The MS or HS should be switched-on and set in a transmitting
(carrier-on) mode. The output of the transmitter shall be connected to
a frequency counter by a 50 Ω power attenuator, to measure the
transmit frequency accuracy , including the effects of noise if any,
harmonics and intermodulation products which may be generated in
the transmitter.
6.4
Test requirement
The test requirements are given in Annex A, and measurement shall
be set up as Annex C.
7.
Duplex Spacing
7.1
Test purpose
To verify that MS or HS shall be carried out to ensure satisfactory
duplex operation within the allocated frequency band.
TR(English)-8
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
7.2
Conformance requirement
The Applicant shall submit the Declaration of Conformity of duplex
separation of 16.5MHz for 500MHz; or of 45MHz for 800MHz.
7.3
Method of measurement
The Applicant shall submit the Declaration of Conformity.
7.4
Test requirement
The Applicant shall submit the Declaration of Conformity.
8.
Channel Spacing
8.1
Test purpose
To verify that MS or HS is in the allocated channel to ensure
conformity with channel space of 12.5KHz or 25KHz without
interference to the adjacent channels.
8.2
Conformance requirement
The applicant shall submit the Declaration of Conformity of an
allocated channel with the spacing of 12.5KHz or 25KHz.
8.3
Method of measurement
The applicant shall submit the Declaration of Conformity.
8.4
Test requirement
The applicant shall submit the Declaration of Conformity.
TR(English)-9
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
9.
Output RF Spectrum
9.1
Test purpose
To verify the output RF spectrum of MS or HS that measurement of the
spectrum, due to the effects of modulation and power ramping within a
specified frequency range, is the relationship between the carrier
frequency which affected by an unwanted noise source producing the
discontinuous spectrum and the output power.
9.2
Conformance requirement
Analog modulation（with audio low pass filter）
800MHz band with 25KHz channel space and 500MHz band with 25KHz
channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
B/2 <│fd│≦ B
B
25
<│fd│≦ 2.5B
2.5B <│fd│
35
[43+10Log10(P)] or 80 whichever is lower
800MHz band with 12.5KHz channel space and 500MHz band with 12.5KHz
channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
│fd│≦5.625KHz
0
5.625KHz <│fd│≦ 12.5KHz
12.5KHz <│fd│
7.27(fd-2.88)
[50+10Log10(P)] or 70 whichever is lower
Analog modulation（without audio low pass filter）or digital modulation
800MHz band with 25KHz channel space and 800MHz band with 12.5KHz
TR(English)-10
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
5KHz <│fd│≦ 10KHz
10KHz <│fd│≦ 2.5B
83Log10(fd/5)
[116Log10(fd/6.1)], [50+10Log10(P)] or 70 whichever is
the lowest
2.5B <│fd│
[43+10Log10(P)] or 80 whichever is lower
500MHz band with 25KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
5KHz <│fd│≦ 10KHz
10KHz <│fd│≦ 2.5B
2.5B <│fd│
83Log10(fd/5)
[29Log10(fd2/11)] or 50 whichever is lower
[43+10Log10(P)] or 80 which is lower
500MHz band with 12.5KHz channel space
Mean power of frequency relative to attenuation of output power
Attenuation（dB）
Frequency Range
│fd│≦5.625KHz
0
5.625KHz <│fd│≦ 12.5KHz
7.27(fd-2.88)
12.5KHz <│fd│
B:
[50+10Log10(P)] or 70 Whichever is lower
fd: difference from carrier center frequency
20KHz（Channel space is 25KHz）
8KHz（Channel space is 12.5KHz）
P:
carrier power in absence of modulation
9.3
Method of measurement
To set the frequency ranges of f d for the mean power of frequency
relative to the attentuation of output power as stated in subclause 9.2.
TR(English)-11
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
The EUT shall be in the absence of modulation and switched on. The
center frequency of spectrum analyzer shall be set in the operating
frequency range of EUT. To measure the output power level V ref with
reference level of 0dB.
The EUT should be switched-on and set in a transmitting (carrier-on)
mode. The signal generator shall transmit the signal of 1,000Hz and
adjust the tone signal output level to give a value of V for frequency
deviation of 2.5KHz (for channel space 25KHz) or 1.25KHz (for
channel space 12.5KHz).
The frequency of signal generator shall be adjusted to 2,500Hz and
the signal level shall be V+16dB to transmit to EUT for measuring its
output power level by the spectrum analyzer.
In case, the EUT is of a digital modulation, to transmit the signal
according to the modulation mode and output power level in itself to
the spectrum analyzer.
The spectrum analyzer shall be adjusted and operated under the
following conditions:
Zero frequency scan
Resolution bandwidth:
Display bandwidth:
Averaging:
Peak hold:
Signal gating:
9.4
 300KHz
 3,000KHz
no
yes
no
Test requirement
The test requirements are given in Annex A, and measurement shall
be set up as Annex B. In the test equipment, the spectrum analyzer
noise floor shall be at least 6dB below the appropriate limits of 65dB.
TR(English)-12
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
Annex A. Test conditions
A.1
Normal test conditions
A.1.1 Normal temperature and humidity
The normal temperature and humidity conditions for tests shall be any
convenient combination of temperature and humidity within the following
ranges:
- temperature: + 15℃ to + 35℃
- relative humidity: 20 % to 75 %.
When it is impracticable to carry out the tests under these conditions,
take a note for this effect, record the ambient temperature and relative
humidity during tests, shall be added to the test report.
A.1.2 Normal test power source
A.1.2.1 Mains voltage
The normal test voltage for equipment to be connected to the mains
shall be the nominal main voltage.
For the purpose of this standard, the nominal voltage shall be the
declared voltage or any of the declared voltages for which the
equipment was designed.
The frequency of the test power source corresponding to the AC mains
shall be between 59 and 61 Hz.
A.1.2.2 Regulated lead-acid battery power sources used on vehicles
When the radio equipment is intended for operation from the usual
types of regulated lead-acid battery power source used on vehicles, the
normal test voltage shall be 1.1 times the nominal voltage of the battery
(6 V, 12 V etc).
A.1.2.3 Other power sources
For operation from other power sources or types of battery (primary or
secondary), the normal test voltage shall be that declared by the
equipment manufacturer.
A.2
Extreme test conditions
A.2.1 Extreme temperature
For tests at extreme temperatures, measurements shall be made in
accordance with the procedures specified at the upper and lower
temperatures of one of the following ranges:
-25℃ to +55℃
-15℃ to +55℃
-10℃ to +55℃
0℃ to +30℃
Test reports shall state which range is used.
TR(English) Annex-1
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
A.2.2 Extreme test source voltages
A.2.2.1 Mains voltage
The extreme test voltage for equipment to be connected to an AC mains
source shall be the nominal mains voltage ±10 %.
A.2.2.2 Regulated lead-acid battery power sources used on vehicles
When the equipment is intended for operation from the usual types of
regulated lead-acid battery power sources used on vehicles the extreme
test voltages shall be 1.3 and 0.9 times the nominal voltage of the
battery (6 V, 12 V, etc).
A.2.2.3 Power sources using other types of batteries
The lower extreme test voltages for equipment with power sources
using the following batteries shall be:
- for the Leclanché or the lithium type of battery: 0.85 times the
nominal voltage of the battery,
- for the mercury or nickel-cadmium type of battery: 0.9 times the
nominal voltage of the battery.
No upper extreme test voltages apply.
A.2.2.4 Other power sources
For equipment using other power sources, or capable of being operated
from a variety of power sources, the extreme test voltages shall be
those agreed between the equipment manufacturer and the testing
authority and shall be recorded in the test report.
Annex B. Test equipment for Operating Frequency, Transmitter Output
Power, Output RF Spectrum Measurement
EUT
Spectrum
Analyzer
Signal
Generator
TR(English) Annex-2
PLMN04
November 17,2003
Revise July 20,2007
Telecom Technical
Specifications
Annex C. Test equipment for Transmitter Frequency Error Measurement
EUT
Frequency
Counter
TR(English) Annex-3