Vhf 220 mhz uhf – RF Neulink NL5000-T User Manual
Page 8

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VHF 220 MHz
UHF
2.3
RECEIVER
Operating Bandwidth
26 MHz
28 MHz
20 MHz
Sensitivity (12 SINAD w de-emphasis)
0.30 uV (-117.5 dBm)
RF Input Impedance
50 ohms
Adjacent Channel Selectivity
+/- 12.5 kHz w narrow IF
60 dB min.
+/- 25 kHz w wide IF
70 dB min.
Spurious and Image Rejection
70 dB min.
Intermodulation Rejection
67 dB min.
FM Hum and Noise (per TIA/EIA 603)
12.5 kHz channel operation
35 dB min.
25 kHz channel operation
40 dB min.
Conducted Spurious
-57 dBm max.
Receive Attack Time (transmit to receive)
15 ms max.
Noise Squelch Attack Time
13 ms max.
RSSI Squelch Attack Time
5 ms max.
Audio Distortion (per TIA/EIA 603)
5 % max.
Audio Response at AUX OUT (+1/-3 dB, ref 1 kHz)
12.5 kHz channel operation
100 Hz to 3.5 kHz
25 kHz channel operation
100 Hz to 5 kHz
Group Delay Variation (100-3500 Hz)
20 us max.
Receive Current Drain
80 mA max.
80 mA max.
75 mA max.
AUX OUT Adjustment Range
w de-emphasis (@ 1 kHz)
50 to 500 mV rms open circuit
flat
250 to 1800 mV rms open circuit
AUDIO OUT Adjustment Range (@ 1 kHz)
400 to 1750 mV rms