Specified low-power radio equipment (Item 8 of Article 2 Paragraph 1 of Certification Ordinance)
for 400 MHz band data transmission radio equipment


1200 MHz band data transmission radio equipment


Test items

Technical standards

Used for telemeter, telecontrol or data transmission Used for telemeter, telecontrol or data transmission
Class of emissions F1 DF, F2 DF, F7 DF
G1 DF, G2 DF, G7 DF
D1 DF, D2 DF, D7 DF
F1 DF, F2 DF, F7 DF
G1 DF, G2 DF, G7 DF
D1 DF, D2 DF, D7 DF
Assigned frequency or designated frequency (1) 426.025 - 426.1375MHz
(2) 429.1750 - 429.2375MHz
(3) 429.2500 - 429.7375MHz
(4) 426.0375 - 426.1125MHz
(5) 429.8125 - 429.925MHz
(6) 449.7125 - 449.8875MHz
(7) 469.4375 - 469.4875MHz
C-ch : 429.925, 449.825, 449.8875, 469.4875MHz
Number of channels and channel separation S-ch: (1) 10, (2) 6, (3) 40
12.5kHz
S-ch: (4) 4
25kHz
S-ch: (5) 9, (6) 13, (7)4
12.5kHz
Tolerance of frequency (×10-6) 4 4
Tolerance of occupied bandwidth (1) - (3) 8.5kHz
(4) 16kHz
8.5kHz
Tolerance of spurious and unwanted emission intensity 2.5µW 2.5µW
Antenna power Designated value (1), (4) : 0.001W or less
(2), (3) : 0.01W or less
0.01W or less
Tolerance +20%, -50% +20%, -50%
Tolerance of adjacent channel leakage power -40dB
(12.5kHz separation, 8.5kHz bandwidth)
-40dB
(12,5kHz separation, 8.5kHz bandwidth)
Limit of secondary radiated emissions 4 nW 4 nW
Other equipment or function Carrier sensing: for (2), (3) only
Transmission time restriction: for (1), (2), (4) only
Interference prevention function
Carrier sensing
Transmission time restriction
Interference prevention function
Note ---- ----

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.