Specifications
Table 56: AM/FM/PM and Direct audio measurements (Option 10)
1
(cont.)
Characteristic Description Reference information
FM modulation analysis
FM Measurements
Carrier Power
Frequency Error
Audio Frequency
Deviation (+peak, -peak, pk-pk/2, RMS)
SINAD
Modulation Distortion
S/N
Total Harmonic Distortion
Total Non-Harmonic Distortion
Hum and Noise
FM carrier power accuracy, typical ±0.85 dB
Carrier frequency: 10 MHz to 2 GHz
Input power: -20 to 0 dBm
FM carrier frequency accuracy, typical ±0.5 Hz + (transmitter frequency ×
reference frequency error)
Deviation: 1 to 10 kHz
FM deviation accuracy, typical
± (1% of (rate + deviation) + 50 Hz)
Rate: 1 kHz to 1 M Hz
FM rate accuracy, typical ±0.2 Hz Deviation: 1 to 100 kHz
FM residual THD, typical
0.10%
Rate: 1 to 10 kH z
Deviation: 5 kHz
FM residual distortion, typical
0.7%
Rate: 1 to 10 kH z
Deviation: 5 kHz
FM residual SINAD, typical
43 dB Rate: 1 to 10 kHz
Deviation: 5 kHz
AM modulation analysis
AM Measurements
Carrier Power
Audio Frequency
Modulation Depth (+peak, -peak,
pk-pk/2, RMS)
SINAD
Modulation Distortion
S/N
Total Harmonic Distortion
Total Non-Harmonic Distortion
Hum and Noise
AM carrier power accuracy, typical ±0.85 dB
Carrier frequency: 10 MHz to 2 GHz
Input power: –20 to 0 dBm
AM depth accuracy, typical
±0.2% + (0.01 × measured value)
Rate: 1 kHz to 100 kHz
Depth: 10% to 90%
58 RSA5100B Series Technical Reference