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1 mw power reference – Atec Agilent-N1921A User Manual

Page 6

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1 mW Power Reference

Note: The 1 mW power reference is provided for calibration of E-Series, 8480 Series and N8480 Series sensors. The P-Series sensors are
automatically calibrated and therefore do not need this reference for calibration

Power output

1.00 mW (0.0 dBm). Factory set to ± 0.4 % traceable to the National Physical Laboratory
(NPL) UK

Accuracy (over 2 years)

±1.2 % (0 to 55 ºC)
±0.4 % (25 ± 10 ºC)

Frequency

50 MHz nominal

SWR

1.08 (0 to 55 ºC)
1.05 typical

Connector type

Type N (f), 50 Ω

Rear-panel inputs/outputs

Recorder output

Analog 0-1 Volt, 1 kΩ output impedance, BNC connector. For dual-channel instruments
there will be two recorder outputs.

GPIB, 10/100BaseT LAN and USB2.0

Interfaces allow communication with an external controller

Ground

Binding post, accepts 4 mm plug or bare-wire connection

Trigger input

Input has TTL compatible logic levels and uses a BNC connector

Trigger output

Output provides TTL compatible logic levels and uses a BNC connector

Line power
Input voltage range
Input frequency range
Power

requirement

90 to 264 Vac, automatic selection
47 to 63 Hz and 440 Hz
N1911A not exceeding 50 VA (30 Watts)
N1912A not exceeding 75 VA (50 Watts)

Remote programming

Interface

GPIB interface operates to IEEE 488.2 and IEC65
10/100BaseT LAN interface
USB 2.0 interface

Command language

SCPI standard interface commands

GPIB compatibility

SH1, AH1, T6, TE0, L4, LE0, SR1, RL1, PP1, DC1, DT1, C0

Measurement speed

Measurement speed via remote
interface

≥ 1500 readings per second

Regulatory information

Electromagnetic compatibility

Complies with the requirements of the EMC Directive 89/336/EEC

Product safety

Conforms to the following product specifications:
EN61010-1: 2001/IEC 1010-1:2001/CSA C22.2 No. 1010-1:1993
IEC 60825-1:1993/A2:2001/IEC 60825-1:1993+A1:1997+A2:2001
Low Voltage Directive 72/23/EEC

This manual is related to the following products: