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Manual Agilent Technologies E4438C

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  • Agilent Technologies E4438C - page 1

    Agilent E4438C ESG V ector Signal Generator Data Sheet Notice Please contact Agilent T echnologies for the latest information or check the ESG W eb site at www .agilent.com/find/esg ...

  • Agilent Technologies E4438C - page 2

    2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Key Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Specifications for Frequency and Power Characteristics . . . . . . ...

  • Agilent Technologies E4438C - page 3

    3 Agilent T echnologies E4438C ESG vector signal generator incorporates a broad array of capabilities for testing both analog and digital communications systems. Flexible options provide test solutions that will evaluate the performance of nearly all current and proposed air interface standards. Many test functions can be customized to meet the nee ...

  • Agilent Technologies E4438C - page 4

    4 • Expandable architecture • Broad frequency coverage • Choice of electronic or mechanical attenuator • Superior level accuracy • Wideband FM and F M • Step and list sweep, both frequency and power • Built-in function generator • Lightweight, rack-mountable • 1-year standard warranty • 2-year calibration cycle • Broadband ana ...

  • Agilent Technologies E4438C - page 5

    5 Frequency range Option 1 501 250 kHz to 1 GHz 502 250 kHz to 2 GHz 503 250 kHz to 3 GHz 504 250 kHz to 4 GHz 506 250 kHz to 6 GHz [requires Option UNJ] Frequency minimum 100 kHz 2 Frequency resolution 0.01 Hz Frequency switching speed 3 Option 501-504 With Option UNJ Option 506 Freq. 4 Freq./Amp. 5 Freq. 4 Freq./Amp. 5 Freq. 4 Freq./Amp. 5 Digita ...

  • Agilent Technologies E4438C - page 6

    6 Power Option 501-504 With Option UNB Option 506 250 kHz to 250 MHz +1 1 to –136 dBm +15 to –136 dBm +12 to –136 dBm > 250 MHz to 1 GHz +13 to –136 dBm +17 to –136 dBm +14 to –136 dBm > 1 to 3 GHz +10 to –136 dBm +16 to –136 dBm +13 to –136 dBm > 3 to 4 GHz +7 to –136 dBm +13 to –136 dBm +10 to –136 dBm > 4 to 6 ...

  • Agilent Technologies E4438C - page 7

    7 Level accuracy with digital modulation turned on [relative to CW] Conditions: [with PRBS modulated data; if using I/Q inputs, √ I 2 + Q 2 = 0.5 V rms , nominal] 1 Level accuracy with ALC on π /4 DQPSK or QPSK formats Conditions: With raised cosine or root-raised cosine filter and a ≥ 0.35; with 10 kHz ≤ symbol rate ≤ 1 MHz; at RF freq ? ...

  • Agilent Technologies E4438C - page 8

    8 Repeatability and linearity Relative level accuracy measures the accuracy of a step change from any power level to any other power level. This is useful for large changes (i.e. 5 dB steps). 1 Specifications for Frequency and Power Characteristics 1. Repeatability and relative level accuracy are typical for all frequency ranges. Repeatability 1900 ...

  • Agilent Technologies E4438C - page 9

    1. Repeatability and relative level accuracy are typical for all frequency ranges. 9 Linearity CW or GSM, 1900 MHz, attenuator hold On, ALC On -10 -8 -6 -4 -2 0 81 2 Amplitude (dBm) ALC offset error (dB) 0.3 0.25 0.2 0.15 0.1 0.05 0 -0.05 -0.1 -0.15 -0.2 -0.25 -0.3 14 16 10 2 46 T ypical STD unit T ypical Option 506 unit T ypical Option UNB unit Lo ...

  • Agilent Technologies E4438C - page 10

    10 SSB Phase noise [at 20 kHz offset] 1 Standard With Option UNJ at 500 MHz (< –124 dBc/Hz) < –135 dBc/Hz, (< –138 dBc/Hz) at 1 GHz (< –118 dBc/Hz) < –130 dBc/Hz, (< –134 dBc/Hz) at 2 GHz (< –112 dBc/Hz) < –124 dBc/Hz, (< –128 dBc/Hz) at 3 GHz (< –106 dBc/Hz) < –121 dBc/Hz, (< –125 dBc/Hz) ...

  • Agilent Technologies E4438C - page 11

    11 Characteristic SSB phase noise With Option 1E5 With Option UNJ fc = 850 MHz fc = 850 MHz fc = 1900 MHz fc = 1900 MHz fc = 2200 MHz fc = 2200 MHz Phase noise modes 1 and 2 at fc = 900 MHz fc = 5.7 GHz [Option 506] Specifications for Frequency and Power Characteristics I/Q on CW mode CW mode CW mode PN mode 1 PN mode 2 CW mode CW mode CW mode I/Q ...

  • Agilent Technologies E4438C - page 12

    12 Band Frequency range N number 1 250 kHz to ≤ 250 MHz 1 2 > 250 MHz to ≤ 500 MHz 0.5 3 > 500 MHz to ≤ 1GHz 1 4 > 1 to ≤ 2 GHz 2 5 > 2 to ≤ 4 GHz 4 6 > 4 to ≤ 6 GHz 8 Maximum deviation 3 Standard With Option UNJ N x 8 MHz N x 1 MHz Resolution 0.1% of deviation or 1 Hz, whichever is greater Modulation frequency rate 4 [de ...

  • Agilent Technologies E4438C - page 13

    13 Resolution 0.1% of set deviation Modulation frequency response 3, 4 Standard Maximum Allowable rates [3 dB BW] Mode deviation F M path 1 F M path 2 Normal BW N x 80 rad DC to 100 kHz DC to 100 kHz High BW 6 N x 8 rad (DC to 1 MHz) (DC to 0.9 MHz) N x 1.6 rad (DC to 10 MHz) (DC to 0.9 MHz) With Option UNJ Maximum Allowable rates [3 dB BW] Mode de ...

  • Agilent Technologies E4438C - page 14

    14 Rates [1 dB bandwidth] 1 ALC on (400 Hz to 40 MHz) ALC off (DC to 40 MHz) Wideband AM using external I input only Sensitivity 0.5 V = 100% Input impedance 50 Ω , nominal On/off ratio 1 ≤ 4 GHz > 80 dB > 4 GHz (> 64 dB) Rise/fall times 1 (150 ns) Minimum width 1 ALC on (2 µs) ALC off (0.4 µs) Pulse repetition frequency 1 ALC on (10 ...

  • Agilent Technologies E4438C - page 15

    Specifications for Analog Modulation W aveforms Sine, square, ramp, triangle, pulse, noise Rate range Sine 0.1 Hz to 100 kHz Square, ramp, triangle 0.1 Hz to 20 kHz Resolution 0.1 Hz Frequency accuracy Same as RF reference source Swept sine mode [frequency , phase continuous] Operating modes T riggered or continuous sweeps Frequency range 0.1 Hz to ...

  • Agilent Technologies E4438C - page 16

    16 Input voltage RF On 0 V RF Off –1.0 V Linear control range 0 to –1 V On/off ratio 1 Condition: V in below –1.05 V ≤ 4 GHz > 75 dB > 4 GHz (> 64 dB) Rise/fall time 1 Condition: With rectangular input (< 2 µs) Minimum burst repetition frequency 1 ALC on (10 Hz) ALC off DC Input port External 1 Input impedance 50 Ω , nominal ...

  • Agilent Technologies E4438C - page 17

    17 I/Q inputs Input impedance 50 Ω or 600 Ω Full scale input 1 √ I 2 + Q 2 = 0.5 V rms I/Q bandwidth using external I/Q source (ALC off) 2 I/Q bandwidth using internal I/Q source (Options 001, 002, 601, 602) Specifications for I/Q Characteristics 1. The optimum I/Q input level is √ I 2 +Q 2 = 0.5 V rms , I/Q drive level affects EVM, origin ...

  • Agilent Technologies E4438C - page 18

    18 Source Parameter Range I/Q baseband inputs Impedance 50 or 600 Ω I offset [600 Ω only] ± 5 V Q offset [600 Ω only] ± 5 V I/Q baseband outputs I/Q offset adjustment ± 3 V I/Q offset resolution 1 mV I/Q gain balance ± 4 dB I/Q attenuation 0 to 40 dB I/Q low pass filter 40 MHz, through RF output I/Q offset adjustment ± 50% I/Q gain balan ...

  • Agilent Technologies E4438C - page 19

    19 Clock Sample rate 1 Hz to 100 MHz Resolution 0.001 Hz Accuracy Same as timebase +2 -42 [in non-i nteger applications] Baseband filters 40 MHz used for spur reduction 2.1 MHz used for ACPR reduction Through used for maximum bandwidth Reconstruction filter: [fixed] 50 MHz [used for all symbol rates] Baseband spectral purity 1 [full scale sinewave] ...

  • Agilent Technologies E4438C - page 20

    20 Basic modulation types [custom format] PSK BPSK, QPSK, OQPSK, π /4DQPSK, 8PSK, 16PSK, D8PSK MSK User-defined phase offset from 0 to 100° ASK User-defined depth from 0.001 to 100% QAM 4, 16, 32, 64, 128, 256 FSK Selectable: 2, 4, 8, 16 level symmetric, C4FM User defined: Custom map of up to 16 deviation levels Symbol rate Maximum deviation < ...

  • Agilent Technologies E4438C - page 21

    21 Specifications for I/Q Characteristics 1. Parentheses denote typical performance. 2. Valid for 23° ±5° C. Specifications for Signal Personality Characteristics 3GPP W -CDMA [arbitrary waveform mode 2 ] [Option 400] Data types Internally generated data Pseudo-random patterns PN9, PN11, PN15, PN20, PN23 Repeating sequence Any 4-bit sequence Oth ...

  • Agilent Technologies E4438C - page 22

    22 Specifications for Signal Personality Characteristics 1. Valid for 23° ±5° C. 2. Parentheses denote typical performance. 3. Measurements performed with 30 kHz BW, relative to power in one carrier . 4. Measurements performed with 30 kHz BW, relative to total power . IS-95 CDMA [arbitrary waveform mode 1 ] [Option 401] Spurious emissions [dBc, ...

  • Agilent Technologies E4438C - page 23

    23 Number of tones 2 to 1024 T one spacing 1 kHz to 50 MHz, limited by 80 MHz I/Q bandwidth T one power (relative) 0 to –50 dB Phase distribution Fixed, random or parabolic Suppression level –50 to –90 dBc, depending on number of tones and available calibration time. Expected suppression = 80 dBc –10 log [N/8], where N is the number of tone ...

  • Agilent Technologies E4438C - page 24

    24 EVM ( < 1%, –40 dB) The EVM was measured with an 89641A vector signal analyzer with Option B7R. Instrument and software settings listed below . Software settings Source settings Data rate 54 Mbps Frequency 5.8/2.4/0.9 GHz Modulation 64 QAM Output power ≤ – 1 dBm Encoder 3/4 rate Reconstruction filter thru Scrambler active ALC On interle ...

  • Agilent Technologies E4438C - page 25

    25 Modulation QPSK π /4DQPSK 16QAM 2FSK GMSK Filter Root Nyquist Gaussian Filter factor [ a or B b T] 0.25 0.25 0.25 0.5 0.5 Modulation index N/A N/A N/A 0.5 N/A Symbol rate [Msym/s] 4 4 4 1 1 Error vector magnitude 3, 4 Shift error 3, 4 Global phase error 3, 4 [% rms] [% rms] [degrees rms] fc = 1 GHz 1.1 (0.7) 1.1 (0.7) 1.0 (0.6) 1.3 (0.8) 0.4 (0 ...

  • Agilent Technologies E4438C - page 26

    26 Multiframe output data generation Coding scheme Full-rate speech [TCH/FS] CS-1, CS-4 Data PN9 or PN15 The selected data sequence is coded continuously across the RLC data block as per ETSI TS 100 909, 3GPP TS 05.03, V8.9.0, 2000-11 [release 1999] An independent version of the selected data sequence is coded across the MAC header . Frame structur ...

  • Agilent Technologies E4438C - page 27

    27 Multiframe output data generation Coding scheme MCS-1: uplink and downlink, MCS-5: uplink and downlink, MCS-9: uplink and downlink, E- TCH/F43.2 Data PN9 or PN15 The selected data sequence is fully coded continuously across the RLC data blocks according to MCS-1, MCS-5, MCS-9 or E- TCH/F43.2. An independent version of the selected data sequence ...

  • Agilent Technologies E4438C - page 28

    28 This is a system of two instruments; an ESG with Option 300, and a VSA with Option 300. Both are required. Option 300 for the ESG requires Option 601 or 602, the TDMA personalities [Option 402], and the UN7 BER board. The VSA functions as an IF downconverter . It may be used simultaneously to make transmitter measurements on the loop back signal ...

  • Agilent Technologies E4438C - page 29

    29 Clock rate 100 Hz to 60 MHz Supported data patterns PN9, 11, 15, 20, 23 Resolution 10 digits Bit sequence length 100 bits to 4.294 Gbits after synchronization Features Input clock phase adjustment and gate delay Adjustable input threshold Hi/lo threshold selectable from 0.7 V [TTL], 1.4 V [TTL] 1.65 V [CMOS 3.3], 2.5 V [CMOS 5.0] Direct measurem ...

  • Agilent Technologies E4438C - page 30

    30 Power requirements 90 to 254 V; 50, or 60 Hz; 300 W maximum, power factor corrected. Not for 400 Hz use. 1 Operating temperature range 2 0 to 55 °C Storage temperature range –40 to 71 °C Shock and vibration Meets MIL-STD-28800E T ype III, Class 3. Leakage Conducted and radiated interference meets MIL-STD-461C CE02 Part 2 and CISPR 11. Leakag ...

  • Agilent Technologies E4438C - page 31

    31 T ransit case Part number 9211-1296 10 MHz input Accepts a 1, 2, 5, or 10 MHz ±10 ppm [standard timebase] or ±1 ppm [high-stability timebase] reference signal for operation with an external timebase. Nominal input level –3.5 to +20 dBm, impedance 50 ohms. [BNC, rear panel] 10 MHz output Outputs the 10 MHz reference signal. Level nominally +3 ...

  • Agilent Technologies E4438C - page 32

    32 Data clock input The CMOS 1 compatible data clock connector accepts an externally supplied data-clock input for digital modulation applications. The expected input is a bit clock signal where the falling edge is used to clock the data and symbol sync signals. The maximum clock rate is 50 MHz. The damage levels are –0.5 to +5.5 V . This female ...

  • Agilent Technologies E4438C - page 33

    33 External 1 input This BNC input connector accepts a ±1 V peak signal for AM, FM, pulse, burst, and phase modulation. For all these modulations, ±1 V peak produces the indicated deviation or depth. When ac-coupled inputs are selected for AM, FM, or phase modulation and the peak input voltage differs from 1 V peak by more than 3%, the hi/lo annu ...

  • Agilent Technologies E4438C - page 34

    34 _ _ _ _ I and Q out I and Q are used in conjunction with I and Q to provide a balanced baseband stimulus. Balanced signals are signals present in two separate conductors that are symmetrical about the common mode offset, and are opposite in polarity [180 degrees out of phase]. These female BNC connectors are provided only on signal generators wi ...

  • Agilent Technologies E4438C - page 35

    35 With Option UN7 BER data, BER clock Accepts CMOS 1 or 75 Ω input. Polarity is selected. BER gate Clock duty and inputs cycle is 30% to 70%. [SMB, rear panel] BER sync loss output Outputs a CMOS 1 signal that is low when sync is lost. V alid only when measure end signal is high. [Auxiliary I/O connector , rear panel] BER no data output Outputs ...

  • Agilent Technologies E4438C - page 36

    36 RS-232 connector This male DB-9 connector is an RS-232 serial port that can be used for controlling the signal generator remotely . It is functionally equivalent to the GPIB connector . The fo llowi ng table shows the description of the pinouts. The pin configuration is shown below . Pin number Signal description Signal name 1 No connection 2 Re ...

  • Agilent Technologies E4438C - page 37

    37 • 501 1 GHz frequency range • 502 2 GHz frequency range • 503 3 GHz frequency range • 504 4 GHz frequency range • 506 6 GHz frequency range [requires option UNJ, includes mechanical attenuator] • UNB High output power with mechanical attenuator [included with 506] • UNJ Enhanced phase noise performance [includes 1E5] • 1E5 High-s ...

  • Agilent Technologies E4438C - page 38

    38 • RF Source Basics, a self-paced tutorial (CD-ROM), literature number 5980-2060E. • Digital Modulation in Communications Systems—An Introduction , Application Note 1298, literature number 5965-7160E. • Using V ector Modulation Analysis in the Integration, Troubleshooting and Design of Digital Communications Systems , Product N ote, liter ...

  • Agilent Technologies E4438C - page 39

    39 ...

  • Agilent Technologies E4438C - page 40

    See the ESG W eb page for the latest information Get the latest news, product and support information, application literature, f irmware upgrades and more. Agilent’s Inter net address for the ESG is: www .agilent.com/find/esg www .agilent.com/find/emailupdates Get the latest information on the products and applications you select. Ag ile nt Email ...

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