E4420A Agilent RF Generator Used

Specifications

• Resolution: 0.01 Hz
• Switching Speed Modulation On: <45 ms, typical Modulation Off: <35 ms, typical
• Accuracy: Same as timebase Sweep Modes
• Operating modes Step: frequency & power, and arbitrary list
• Dwell Time: 2 ms to 60 sec
• Number of Points: 2 to 401 Internal Reference Oscillator
• Stability Standard (typical) High Stability (Opt 1E5) Aging Rate <±2 ppm/yr <±0.1 ppm/yr or <± 0.0005 ppm/day after 45 days
• Temperature <±1 ppm <±0.05 ppm, typical (0° to 55° C)
• Line Voltage <±0.1 ppm <±0.002 ppm, typical (+5%, -10%) (+5%, -10%)
• Timebase Reference Output Frequency: 10 MHz Amplitude: >0.35 Vrms into 50 ohm load
• External Reference Input Frequency: 1, 2, 5, 10 MHz ± typ. 10 ppm Option 1E5: 1 ppm, typical Amplitude: >0.15
• Vrms Input Impedance: 50 ohm Output
• Range 250 kHz to 1000 MHz: +13 to -136 dBm >1000 MHz to 2000 MHz: +10 to -136 dBm
• Resolution 0.02 dB
• Level Accuracy1 (at 23 ±5°C) +7 to -127 dBm <-127 dBm 250 kHz to 2 GHz: ±0.5 dB ±1.5 dB
• Attenuator Hold Level Range: >17 dB
• Switching Speed: <25 ms typical With Power Search Mode: <210 ms typical
• Reverse Power Protection: 250 kHz to 2000 MHz: 50 Watts Max DC Voltage: 50 V
• SWR (typical) 250 kHz to 2000 MHz: <1.4:1
• Output Impedance: 50 ohms 1Accuracy degrades by 0.02 dB/°C over full temperature range and by 0.3 dB above + 7 dBm Frequency Bands
• Band Frequency Range N# 1 250 kHz to <=249.999 MHz 1 2 >249.999 to <=500 MHz 0.5 3 >500 MHz to <=1 GHz 1 4 >1 to <=2 GHz 2

• SSB Phase Noise (typical,at 20 kHz offset) at 500 MHz: <-120 dBc/Hz at 1000 MHz: <-116 dBc/Hz at 2000 MHz: <- 110 dBc/Hz
• Residual FM (CWmode, 0.3-3 kHz BW, CCITT, rms): Phase Noise Mode l:
• Harmonics <=+4 dBm output level: <-30 dBc
• Nonharmonics (>3 kHz offset, <+7 dBm output level) 250 kHz to 1000 MHz: <-65 dBc >1000 MHz to 2000 MHz: <-59 dBc
• Subharmonics <=1000 MHz: None >1000 MHz: <-40 dBc

Frequency Modulation

• Maximum Deviation: N x 10 MHz
• Resolution: 0.1% of deviation or 1 Hz, whichever is greater
• Deviation Accuracy (1 kHz rate, dev.
• Modulation Frequency Response (deviation = 100 kHz)
• Path Rates 1 dB Bandwidth 3 dB Bandwidth, typical FM1 dc/20 Hz to 100 kHz dc/5 Hz to 10 MHz
• FM2 dc/20 Hz to 100 kHz dc/5 Hz to 1 MHz
• Distortion (1 kHz rate, THD, dev. = N x 100 kHz): <1%

Phase Modulation

• Maximum Deviation: N x 90 radians
• Resolution: 0.1% of set deviation
• Deviation Accuracy (1 kHz rate): <±(5% of deviation + 0.01 radians)
• Modulation Frequency Response
• PM Mode Maximum Rates (3 dB BW) Deviation PM1 PM2 Normal BW N x 90 rad dc to 100 kHz dc to 100 kHz
• High BW N x 2pi rad dc to 1.5 MHz (typ) dc to 1 MHz (typ) N x pi/2 rad dc to 4 MHz (typ) dc to 0.9 MHz (typ)
• Distortion (1 kHz rate, THD, dev 500 kHz
• Range (envelope peak <=max specified power): 0 to 100%
• Resolution: 0.1%
• Rates (3 dB Bandwidth): dc/10 Hz to 10 kHz
• Distortion (1 kHz rate, THD) 30% AM: <1.5% 90% AM: <4%
• Accuracy (1 kHz rate): <±(5% of setting + 1%)

Pulse Modulation

• On/Off Ratio <=3 GHz: >80 dB >3 GHz: >60 dB
• Rise/Fall Times: 150 ns, typical
• Minimum Width (typical) ALC On: 2 μs ALC Off: 0.4 μs
• Pulse Repetition Frequency (typical) ALC On: 10 Hz to 250 kHz ALC Off: DC to 1.0 MHz
• Level Accuracy (relative to CW): ± 0.5 dB,typical
• Internal Pulse Generator (Squarewave only) Squarewave Rate: 0.1 Hz to 50 kHz Pulse Period: 16 μs to 30 seconds
• Width: 8 μs to 30 seconds Resolution: 4 μs Internal Modulation Source Provides FM, PM, and AM Modulation Signals and LF Out
• Waveforms: sine, square, ramp, triangle, pulse, noise
• Rate Range Sine: 0.1 Hz to 50 kHz Square, Ramp, Triangle: 0.1 Hz to 10 kHz
• Resolution: 0.1 Hz
• Frequency Accuracy: 0.005%
• Swept Sine Mode (Frequency, Phase Continuous)
• Operating Modes: Triggered or Continuous Sweeps
• Frequency Range: 0.1 Hz to 50 kHz
• Sweep Time: 1 ms to65 seconds
• Resolution: 1ms
• Dual Sinewave Mode Frequency Range: 0.1 Hz to 50 kHz
• Amplitude Ratio: 0 to 100%
• Amplitude Resolution: 0.1% LF Out (Internal Modulation Source)
• Amplitude: 0 to 3 Vpeak into 50 ohms
• Output Impedance: <1 ohm External Modulation Inputs
• Modulation Types: Ext1: FM, PM, AM, and Burst Envelope Ext2: FM, PM, AM, and Pulse
• Simultaneous Modulation All modulation types may be simultaneously enabled, except: FM with PM, AM with Burst envelope. AM, FM, and PM can sum simultaneous inputs from any two sources (INT, EXT1, and EXT2.) Any given source (INT, EXT1, or EXT2) may only be routed to one activated modulation type.

Remote Programming

• Interface: HP-IB (IEEE-488.2-1987) with Listen and Talk, RS-232
• Control Languages: SCPI version 1992.0, also compatible with Agilent 8656B & 8657A/B/D/J mnemonics
• Functions Controlled: All front panel functions except power switch and knobs
• IEEE-488 Functions: SH1, AH1, T6, TE0, L4, LE0, SR1, RL1, PP0, DC1, DT0, C0, E2

General Specifications

• Power Requirements: 90 to 254 V; 50,60, or 400 Hz; 200 W maximum
• Operating Temperature Range: 0 to 55° C
• Leakage: Conducted and radiated interference meets MIL-STD-461B RE02 Part 2 and CISPR 11
• Storage Registers: Up to 100 storage registers, up to 10 sequences available
• Weight: <12.7 kg(28lb) net, <21 kg (46 lb.) shipping
• Dimensions: 133 mm H x 426 mm W x 432 mm D (5.25 in H x 16.8 in W x 17 in D)

The Agilent E4420A offers excellent in-channel performance with superior quality and reliability. The first in a new generation of signal generators, it provides excellent frequency and level control, and wide modulation capabilities. The Agilent E4420A is ideally suited to meet the demanding requirements of today's receiver test, component test and local oscillator applications.

The innovative design provides a flexible architecture that can be tailored to meet the changing demands of evolving markets. Lower initial cost, high reliability and a two-year calibration cycle, all strive to minimize the cost of ownership. The Agilent E4420A RF signal generator is designed for long-term dependability, which maximizes production throughput and uptime.