FCC ID :DY7RT8059
17
Receive Section
Inspection standards
(1) Receive Sensitivity
: Set to 50mW of audio outputs at 1000Hz of modulation
frequencies, and 30% of modulation factors.
: Antenna input voltage required to obtain signal-to-noise-ratio
6dB:
below
2uV
(2) Spurious Response:
50dB or more
(3) Selectivity and bandwidth
(a)6dB :
±
7kHz or more
(b)60dB:
±
30kHz or less
(4)Oscillation frequency drift
After power-up 10 minutes:
Less than +/-0.003%
(5)Leakage signal of antenna terminal:
-59dBm or less
(6)The maximum audio output
Antenna terminal input signal sets to 46dB,
1000Hz of modulation frequencies, and 85% of modulation factors.
: Audio output of 10% of distortion rates:
350mW or more.
(7)Overall frequency response characteristic
Antenna terminal input signal sets to 46dBu,
1000Hz of modulation frequencies, and 85% of modulation factors.
: within 350Hz through 2500Hz in modulation frequency. :
Less than 6dB
(8)AGC Characteristics
: The deviation of Audio output level.
Antenna terminal input signal sets to
110dBus from 20dBus, 1000Hz of
modulation frequencies, and 30% of modulation factors. :
Less than 6dB
(9)Squelch Characteristics :
(a) Minimum level:
0dBu or less
(b) Maximum level:
20dBu or less
(10) VOR course deviation: Between 2.25u to 10mV:
+/-1 degree
(11) Localizer and Glide slope course deviation
: Between 2.25u to 10mV:
+/-1/2 degree