OPERATION MANUAL
NAV-402AP-3
1-3-1
Page 7
Sep 1/04
CAUTION: MAXIMUM INPUT POWER TO COUNTER IS LIMITED TO 250 mW OR
+24 dBm. EXCEEDING THESE LIMITS MAY DAMAGE THE TEST SET.
1.7 EXTERNAL FREQUENCY COUNTER
Frequency Range:
Hz, kHz: 1 to 10 MHz
kHz, MHz: 10 to 300 MHz
Resolution:
Hz: 1 Hz
kHz (1 to 10 MHz Range): 10 Hz
kHz (10 to 300 MHz Range): 100 Hz
MHz: 1 kHz
Accuracy: ±0.002% (Typically ±0.0005%)
Sensitivity:
10 MHz: 0.08 Vrms (-9 dBm)
200 MHz: 0.15 Vrms (-3 dBm)
300 MHz: 0.23 Vrms (0 dBm)
Impedance: 50 Ω AC terminated
Maximum Input Level: ≤250 mW (+24 dBm)
1.8 POWER METER
Range: 0 to 100 W, 0 to 10 W
Accuracy: ±3% full scale ±5% of reading
Duty Cycle:
≤20 W: Continuous
>20 W to 40 W: 5 minutes on, 50% Duty Cycle
>40 W to 80 W: 1 minute on, 20% Duty Cycle
>80 W to 100 W: 0.5 minute on, 10% Duty Cycle
