Agilent安捷伦8648D 经济型射频合成信号发生器100kHz-4G

技术资料下载：8648D数据手册

频率范围:

8648A: 100 kHz到1000 MHz

8648B: 9 kHz到2000 MHz

8648C: 9 kHz到3200 MHz

8648D: 9 kHz到4000 MHz

通常±3x10 - 6x载波频率(Hz)，

±0.15x10-6 x载波频率(Hz)用于选项1E5

开关速度(典型的)

8648 a / B / C / D

<1001 MHz: <75 ms

≥1001 MHz: < 100ms

谐波:< - 30dbc(输出≤+ 4dbm)

次谐波(输出≤+ 4dbm):<1001 MHz: < -60 dBc

≤3200mhz: < - 50dbc

_4000mhz: < - 40dbc

非谐波(≥5khz偏置，输出≤+ 4dbm)：< 249mhz: < - 55dbc

<1001 MHz: < -60 dBc

<2001 MHz: < -54 dBc

≤4000mhz: < - 48dbc

剩余调频(CCITT, rms)：< 249mhz: < 7hz，一般< 4hz

< 501mhz: < 4hz，一般< 2hz

<1001 MHz: < 7hz，通常< 4hz

<2001 MHz: <14 Hz，通常<8 Hz

≤4000mhz: < 28hz，一般< 12hz

单边带相位噪声(20khz偏移，典型)：fc 500mhz:< -120 dBc/Hz

fc 1000mhz:< -116 dBc/Hz

fc 2000mhz:< -110 dBc/Hz

fc 3000 MHz: < -106 dBc/Hz

fc 4000 MHz: < -104 dBc/Hz

典型的相位噪声的8648A/B/C/D在500 MHz

功率范围：8648A : +10至- 136dbm

8648 B / C / D

≤2500mhz: +13 ~ - 136dbm

≤4000mhz: +10 ~ - 136dbm

最大稳定功率 (大功率选件1EA)

8648 b / C / D

≤100khz: + 17dbm

≤1000mhz: + 20dbm

≤1500mhz: + 19dbm

≤2100 MHz: +17 dBm

≤2500mhz: + 15dbm

≤4000mhz: + 13dbm

 

选件1EA-典型功率与频率(GHz)

Amplitude modulation (fc >1.5 MHz)5

Range

0 to 100% (output ≤+4 dBm)

Resolution

0.1%

Accuracy6 (1 kHz rate)

±5% of setting ±1.5%

Rates

8648A/B/C/D

Internal: 400 Hz or 1 kHz or 10 Hz to 20 kHz with Opt 1E2

External: DC: dc to 25 kHz (typical, 3 dB BW)

AC: 1 Hz to 25 kHz (typical, 3 dB BW)

Distortion (1 kHz rate, THD+N, 0.3 to 3 kHz BW)

(at 30 % AM): <2%

Display resolution

0.1 dB

Accuracy

8648A/B/C/D2,3,4

≤2500 MHz: ±1.0 dB

≤3200 MHz: ±1.5 dB

≤4000 MHz: ±2.0 dB

Reverse power protection (watts into 50 Ω)

≤2000 MHz: 50 watts

≤4000 MHz: 25 watts

SWR (output <–6 dBm, typical)

8648A/B/C/D

<249 kHz: <2.5:1

<2500 MHz: <1.5:1

≤4000 MHz: <2.0:1

Output impedance

Nominally 50 ohmsAccuracy6 (1 kHz rate)

±5% of setting ±1.5%

Rates

8648A/B/C/D

Internal: 400 Hz or 1 kHz or 10 Hz to 20 kHz with Opt 1E2

Frequency modulation

Peak deviation (rates >25 Hz ac FM)

8648A/B/C/D

<249 MHz: 0 to 200 kHz

<501 MHz: 0 to 100 kHz

<1001 MHz: 0 to 200 kHz

<2001 MHz: 0 to 400 kHz

≤4000 MHz: 0 to 800 kHz

Resolution

For ≤10% peak deviation

<2001 MHz: 10 Hz

≥2001 MHz: 20 Hz

For >10% to maximum peak deviation

<2001 MHz: 100 Hz

≥2001 MHz: 200 Hz

Deviation accuracy (internal 1 kHz rate)

8648A/B/C/D

<1001 MHz: ±3% of FM deviation ±30 Hz

<2001 MHz: ±3% of FM deviation ±60 Hz

≤4000 MHz: ±3% of FM deviation ±120 Hz

Rates

8648A/B/C/D

Internal: 400 Hz or 1 kHz or 10 Hz to 20 kHz with Opt 1E2

External: DC: dc to 150 kHz (typical, 3 dB BW)

AC: 1 Hz to 150 kHz (typical, 3 dB BW)

Distortion (1 kHz rate, THD + N, 0.3 to 3 kHz BW)

<1001 MHz: <1% at deviations >4 kHz

<2001 MHz: <1% at deviations >8 kHz

≤4000 MHz: <1% at deviations >16 kHz

(88 to 108 MHz: <0.5% at deviations ≥75 kHz1)

Carrier frequency accuracy

(relative to CW in dcFM)2

8648 A/B/C/D

<1001 MHz: ±100 (typical 40) Hz, deviations <10 kHz

<2001 MHz: ±200 (typical 80) Hz, deviations <20 kHz

≤4000 MHz: ±400 (typical 160) Hz, deviations <40 kHz

FM + FM

Internal 1 kHz or 400 Hz source plus external. In internal

plus external FM mode, the internal source produces the

set level of deviation. The external input should be set

to ≤±0.5V peak or 0.5 Vdc (one-half the set deviation).

Phase modulation

Peak deviation

<249 MHz: 0 to 10 radians

<501 MHz: 0 to 5 radians

<1001 MHz: 0 to 10 radians

<2001 MHz: 0 to 20 radians

≤4000 MHz: 0 to 40 radians

Resolution

<2001 MHz: 0.01 radians

≥2001 MHz: 0.02 radians

Deviation accuracy (internal 1 kHz rate, typical)

8648A/B/C/D

<1001 MHz: ±3% of deviation ±0.05 radians

<2001 MHz: ±3% of deviation ±0.1 radians

≤4000 MHz: ±3% of deviation ±0.2 radians

Rates:

Internal

400 Hz or 1 kHz or 10 Hz to 20 kHz with Opt 1E21

External

20 Hz to 10 kHz (typical, 3 dB BW)

Distortion (1 kHz rate)

8648 A/B/C/D

<1001 MHz: <1% at deviations ≥3 radians

<2001 MHz: <1% at deviations ≥6 radians

≤4000 MHz: <1% at deviations ≥12 radians

Modulation source

Internal

400 Hz or 1 kHz, front panel BNC connector provided at

nominally 1 Vpk into 600 Ω.

External

1 Vpk into 600 Ω (nominal) required for full scale modulation. (High/Low indicator provided for external signals ≤10kHz.)