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6.3 Performance Tests
6.3.5 Power meter (IF Level Meter) measurement accuracy
The accuracy of IF level meter of MT8801C is measured.
(1) Specifications
• ±0.4 dB (+40 to 0 dBm after the Power Meter Calibration execution)
• ±0.4 dB (+40 to –10 dBm after the Power Meter Calibration execution at 18 to
28 ˚C)
• ±0.7 dB (+40 to –10 dBm after the Internal OSC Calibration execution at 18 to
28 ˚C)
• Linearity (–10 dBm Ref.Level or larger as reference)
0 to 10 dB: ±0.1 dB
–10 to –20 dB: ±0.2 dB
–20 to –40 dB: ±0.5 dB
(2) Test instruments
“Linearity measurement”
• Receiver for calibration: ML2530A or the equivalent
• Intelligent RF signal generator: HP8665B or the equivalent
• Power divider
Measurement accuracy (INT OSC Calibration, Power Meter Calibration)”
• Intelligent RF signal generator: HP8665B or the equivalent
• Programmable attenuator: MN63A or the equivalent
• Power meter: ML4803A or the equivalent
• Power sensor: MA4601A or the equivalent
• 30-dB attenuator for sensitivity adjustment: MP47A or the equivalent
• N-f to N-f adapter
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