Rf Specifications - Cisco GoQAM Installation And Operation Manual

Modulator rf output and if output hardware
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RF Specifications

Specification
Frequency Range (center frequency)
Minimum Tuning Step Size
RF Output Power Level
RF Output Impedance
RF Output Return Loss (carrier on)
Spurious Outputs (50 MHz to 1.1 GHz)
single frequency modulated output related
Noise Floor (out of band)
Phase Noise
Output Power Level Change Over Tuning
Range
Output Frequency Error (over temperature)
4004834 Rev D
Range
91 to 869 MHz
250 kHz
+42 to +54 dBmV minimum range
75 Ω
> 12 dB (within output channel)
< -60 dB (relative to the average power of the
QAM channel with the highest power level)
< -136 dBc/Hz > 40 MHz from center
frequency
-84 dBc/Hz
10 kHz from carrier
-86 dBc/Hz
10 kHz from carrier
(typical)
± 2.0 dB
< 3 ppm

RF Specifications

153

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