# The Wireless Telegraphy (Exemption) Regulations 1999, Paragraph 3: Telemetry and Telecommand: Industrial/Commercial


Wireless telegraphy apparatus designed or adapted for–
(a) Telemetry and Telecommand, so as to be capable of use on one or more of the frequencies or within one of the frequency bands, and at a radiated level not exceeding the maximum for such frequencies or frequency bands, for each category of apparatus, specified in the table below and subject to the following sub-paragraphs;
(b) in category i, channel numbers 1 and 3 to 11 are available with a channel centre frequency of 173.2 MHz + (channel bandwidth × channel number);
(c) in category ii, channel numbers 1 to 5 are available with a channel centre frequency of 173.2 MHz + (channel bandwidth × channel number);
(d) in category iv, channel numbers 1 to 25, 28 to 31 and 33 to 35 are available with a channel centre frequency of 458.5 MHz + (channel bandwidth × channel number);
(e) in category v, channel numbers 1 to 12, 14 to 15 and 17 are available with a channel centre frequency of 458.5 MHz + (channel bandwidth × channel number)–
Category
Frequencies or frequency band
Radiated level
Channel bandwidth
Music or speech permitted
ETSI standard
i
173.2–173.35 MHz
10 mW erp
12.5 kHz
No
EN 300 220–1
ii
173.2–173.35 MHz
10 mW erp
25 kHz
No
iii
173.2–173.35 MHz
10 mW erp
—
No
iv
458.5–458.95 MHz
500 mW erp
12.5 kHz
No
v
458.5–458.95 MHz
500 mW erp
25 kHz
No
vi
2445–2455 MHz
100 mW eirp
—
No
I-ETS 300 440

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Source: https://www.legislation.gov.uk/uksi/1999/930/schedule/6/paragraph/3 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999/schedule-6/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.