Agilent Technologies E8257C PSG Manual de usuario descargar pdf (Pagina 11)

1. For Option 521, maximum reverse power is ½ watt when Option 1E1 step attenuator is set at or above 5 dB. When Option 1E1 step attenuator = 0 dB, or for units

without Option 1E1, maximum reverse power is 2 watts above 250 MHz, 1/2 watt below 250 MHz.

Adjustable RF output limit (with Option 521)

0246 8101214161820

Frequency [GHz]

Power [dBm]

15dBm

20dBm

25dBm

30dBm

Off

Leveling modes Internal leveling, external detector leveling, millimeter source module, ALC off

External detector leveling

Range –0.2 mV to –0.5 V (nom) (–36 dBm to +4 dBm using Agilent 33330D/E detector)

Bandwidth Selectable 0.1 to 100 kHz (nom) (Note: not intended for pulsed operation)

Maximum reverse power 1/2 Watt, 0 V

Adjustable RF output limit

Function Protects external devices by limiting maximum RF output. Operates in all leveling modes

(internal, external, source module)

Range User-adjustable from +15 dBm to maximum output power

Accuracy

+15 to +25 dBm ±1 dB (typ)

> +25 dBm ±1.5 dB (typ)

Resolution 1 dB

Response time 30 μsec (measured)

Adjustment Can be locked to prevent accidental change

Option 521

10 to < 500 MHz < 6:1 (typ) without Option 1E1, or step attenuator set to 0 dB

< 1.6:1 (typ) with Option 1E1 step attenuator set ≥ 5 dB

0.5 to 20 GHz < 1.8:1 (typ)

RF output limit (measured)

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 34 35

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Agilent Technologies E8257C PSG Manual de usuario Pagina 11

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