B1.10 T855 General Information M8SL2-00-002-812
© Copyright Tait Electronics Limited August 2004. All rights reserved.
1.2.4.3 Mute Operation
Systems Available … noise mute and carrier mute
Noise Mute:
Operating Range … 6 to 20dB sinad
Hysteresis … 1.5 to 6dB
Threshold … adjustable to –105dBm
Opening Time … 20ms
Closing Time … 50ms
Carrier Mute (Optional):
Operating Range … –115 to –80dBm
Hysteresis … 2 to 10dB
Opening Time … 5ms
Closing Time … 50ms
Note: The opening and closing times given above are for the standard setup
(SL210 linked and SL220 not linked. Refer to Section 3.8).
1.2.5 Microprocessor Controller
Auxiliary Ports:
Open Drain Type … capable of sinking 2.25mA via 2k2Ω
V
ds
max. … 5V
1.2.6 Test Standards
Where applicable, this equipment is tested in accordance with the following standards.
1.2.6.1 European Telecommunication Standard
ETS 300 086 January 1991
Radio equipment and systems; land mobile service; technical characteristics and test
conditions for radio equipment with an internal or external RF connector intended pri-
marily for analogue speech.
ETS 300 113 March 1996
Radio equipment and systems; land mobile service; technical characteristics and test
conditions for radio equipment intended for the transmission of data (and speech) and
having an antenna connector.
ETS 300 219 October 1993
Radio equipment and systems; land mobile service; technical characteristics and test
conditions for radio equipment transmitting signals to initiate a specific response in the
receiver.
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