Specified radio microphone (Item 1-12 of Article 2 Paragraph 1 of Certification Ordinance)

Test items

Technical standards

(1)
Frequency deviation of 40 kHz or less
(2)
Frequency deviation of over 40 kHz
(3)
Stereo transmission system
Class of emissions F3E, F8W F3E, F8W F3E, F8W
Assigned frequency or designated frequency 779.125-787.875MHz and
797.125-805.875MHz
779.250-787.750MHz and
797.250-805.750MHz
779.250-787.750MHz and
797.250-805.750MHz
Number of channels and channel separation 71 for each band
125kHz
69 for each band
125kHz
69 for each band
125kHz
Tolerance of frequency (×10-6) 20 20 20
Tolerance of occupied bandwidth 110kHz 330kHz 250kHz
Tolerance of spurious and unwanted emission intensity 2.5µW 2.5µW 2.5µW
Antenna power Designated value 10mW or less 10mW or less 10mW or less
Tolerance +50%, -50% +50%, -50% +50%, -50%
Maximum frequency deviation or shift ±40kHz (at the point of 36dB higher than reference modulation level ) ±150kHz (at the point of 36dB higher than reference modulation level ) ±75kHz (at the point of 25dB higher than reference modulation level )
Tolerance of adjacent channel leakage power -60dB
(250kHz separation, 110kHz bandwidth)
-60dB
(500kHz separation, 330 kHz bandwidth)
-60dB
(500kHz separation, 250kHz bandwidth)
Other equipment or function
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Note Reference frequency
deviation :
±5kHz
Reference frequency deviation : ±2.4kHz Reference frequency deviation : ±28.5kHz

Notice: Regulations in the Ordinance Regulating Radio Equipment shall have priority over the descriptions in the sheet when any difference is found between them. Further above descriptions do not cover all of the regulations.

Copyright 2006 TELECOM ENGINEERING CENTER.