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User manual FX-400
- 60 -
TRANSMITTER
Power Output:
25 Watts or 1 Watt switchable.
Tx Current:
6 Amps @ 25W Tx.
1 Amp @ 1W Tx.
Modulation:
G3E for Voice, G3B for DSC Data.
Transmit Frequencies:
156.025-157.425Mhz @ 25Khz spacing.
Spurious/Harmonic Emissions:
Less than 0.25µW.
Modulation Distortion:
Less than 4% @ 1Khz for +/-3Khz
deviation.
Modulation
Limiter:
+/-5Khz deviation with 100%
modulation.
Frequency Response:
Matches +6dB/Octave slope within
+1/-3dB from 300 to 2500Hz.
18dB/Octave beyond 3000Hz. Audio
Low Pass Filter is included.
Hum & Noise:
Less than -40dB.
RECEIVER
Receive Frequencies:
156.300-162.000Mhz @ 25Khz spacing.
Sensitivity:
0.5µV or less for 20dB SINAD
Squelch Range:
0.25µV to 0.80µV @ full squelch
Audio Output Power:
3.0W minimum @ 4 Ohms with less than
10% distortion.
Receiver Current:
200mA in Standby (2 receivers)
Modulation Acceptance: +/-7
kHz
minimum.
Adjacent Channel Selectivity:
Less than -70dB for +/-25Khz.
Image Rejection:
Less than -70dB.
Intermodulation
Spurious Response:
Less than -70dB.
Noise Level:
Less than -40dB unsquelched.
Audio
Frequency
Response:
Matches -6dB/Octave slope within
+1/-3dB from 300 to 2500Hz,
18dB/Octave over 3000Hz.
Содержание FX-400
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