Agilent Technologies E8267D PSG Instrukcja Użytkownika Pobierz pdf (Strona 15)

Channels 2 [I and Q]

Resolution 16 bits [1/65,536]

Baseband waveform memory

Length (playback) 64 megasamples (MSa)

Length (storage) 1.2 gigasamples (GSa) on 6 GB hard drive (Option 005)

Waveform segments

Segment length 60 samples to 64 MSa

Maximum number of segments 8192

Minimum memory allocation 256 samples or 1 kbyte blocks

Waveform sequences

Sequencing Continuously repeating

Maximum number of sequences 16,384

Maximum segments/sequence 1 to 32,768

Maximum segment repetitions 1 to 65,536

Clock

Sample rate 1 Hz to 100 MHz

Resolution 0.001 Hz

Accuracy Same as timebase +2

-42

[in non-integer applications]

Reconstruction filter: [fixed] 50 MHz [used for all symbol rates]

Baseband spectral purity

[full scale sinewave]

Harmonic distortion 100 kHz to 2 MHz: < –65 dBc (typical)

Phase noise < –127 dBc/Hz (typical)

(baseband output of 10 MHz sinewave at 20 kHz offset)

IM performance < –74 dB (typical)

(two sinewaves at 950 kHz and 1050 kHz at baseband)

Triggers

Types Continuous, single, gated, segment advance

Source Trigger key, external, remote [LAN, GPIB, RS-232]

External polarity Negative, positive

External delay time 10 ns to 40 sec plus latency

External delay resolution 10 ns

Markers

(Markers are defined in a segment during the waveform generation process, or from the

PSG front panel. A marker can also be tied to the RF blanking feature of the PSG.)

Marker polarity Negative, positive

Number of markers 4

Multicarrier

Number of carriers Up to 100 (limited by a max bandwidth of 80 MHz

depending on symbol rate and modulation type)

Frequency offset (per carrier) –40 MHz to +40 MHz

Power offset (per carrier) 0 dB to –40 dB

Modulation

PSK BPSK, QPSK, OQPSK, π/4DQPSK, 8PSK,16PSK, D8PSK

QAM 4, 16, 32, 64, 256

FSK Selectable: 2, 4, 8, 16

MSK

Data Random ONLY

I/Q baseband generator:

arbitrary waveform mode

(Option 602)

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 23 24

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