Agilent Technologies AGILENT U2761A Manuel de service télécharger pdf (Page 20)

1 Characteristics and Specifications

6 U2761A Service Guide

COMMON CHARACTERISTICS

Amplitude

Range 40 mVpp to 5 Vpp (Into 50 Ω load)

80 mVpp to 10 Vpp (Into open circuit)

Accuracy

(across 50 Ω load at 1 kHz) ±1% of setting ±5 mV (±10 mV @ Hi-Z)

Units Vpp, Vrms, dBm

Resolution 4 digits

DC offset

Range (peak AC + DC) ±2.5 V (Into 50 Ω load)

±5 V (Into open circuit)

Accuracy

(across 50 Ω load) ±2% of offset setting ±1% of amplitude setting ±5 mV

(±10 mV @ Hi-Z)

Amplitude limit Amplitude + Offset limit to within ±2.5 V range across 50 Ω load or

±5 V across open circuit

Main output

Impedance 50 Ω ± 0.5 Ω load

Isolation At least 42 Vpk to earth

Protection Short-circuit protected, overload automatically disables main output

Internal frequency reference

Accuracy

±8 ppm in 1 year

External frequency reference

Input lock range 10 MHz ± 170 Hz

Input amplitude level 500 mVpp to 5 Vpp

Impedance 50 Ω AC coupled

Lock time < 2 s

Output frequency 10 MHz

Output amplitude level 632 mVpp, typical

Impedance Return loss 10 dB typical at 10 MHz

Phase offset

Range +360 ° to –360 °

Resolution 0.01 °

Accuracy 20 ns

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Agilent Technologies AGILENT U2761A Manuel de service Page 20