TM9100 Service Manual Introduction 19
© Tait Electronics Limited August 2005
Environmental conditions
Operating temperatures −22°F to +140°F (−30°C to +60°C)
Standards
• IP54
• MIL-STD 810C, D, E and F
(for details contact Technical Support)
Meets the requirements for sealing against:
•dust
•rain
Meets the requirements regarding the following aspects:
• low pressure
• high temperature
• low temperature
• temperature shock
•solar radiation
•rain
•humidity
• salt fog
•dust
• vibration
•shock
Receiver
Analog sensitivity (12dB SINAD) <0.25µV (−119dBm)
Digital sensitivity (TIA/EIA) 5% BER# <0.20µV (−121dBm)
Intermodulation rejection >–75dB
Adjacent channel selectivity:
• 20kHz/30kHz channel
• 12.5kHz channel
>–75dB
>–65dB
Spurious responses rejection >–75dB
FM hum and noise:
• 20kHz/30kHz channel
• 12.5kHz channel
>–43dB
>–40dB
Audio distortion at rated audio <3%
Audio bandwidth 300Hz to3 kHz (flat or with de-emphasis)
Receive detect time
(From the time an RF signal is first present at the
antenna to the time when the
BUSY DETECT line
changes state)
< 3ms
Table 1.1 Specifications (continued)
Parameter Values