ABACOM Technologies TX-FM Краткое руководство по эксплуатации

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TX-FM AUDIO
The TX-FM audio transmitter module is designed for use with the RX FM AUDIO receiver module and is
typically suited to applications such as Hi-Fi quality audio transmission, radio call alert, two way radio,
security, remote control (DTMF) systems and analog telemetry .
Technical Features
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High-reliability SIL thick-film hybrid circuit
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Carrier frequency : 433.75MHz ± 100KHz
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SAW resonator stability
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FM modulation with ∆f
Modulation sensitivity : 100 mVp-p for ∆f
•
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Audio bandwidth : 20Hz to 30KHz
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Supply : +12V ± 10%
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15mA consumption with TX enabled
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Zero consumption with TX disabled (pin 2 = 0V)
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LF input impedance : 10KΩ
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RF output impedance : 50Ω
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LF output power with 50Ω load : 10 mW (10dBm)
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Switch-on time less than 100µs
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TX enable with TTL or CMOS logic
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Possible insertion of a pre-emphasis network for improved S/N and AF frequency response
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Dimensions : 40.6 x 19 x 3.5 mm.
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ETS 300 220 compatible.
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Pin pitch 2.54 mm
• •
32 Blair Athol Crescent • Etobicoke • ON • M9A 1X5 • Canada • Tel +416-236-3858 • Fax +416-236-8866 •
Transmitter Module
= ± 75KHz
MAX
MAX
ABACOM Technologies
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