AV1442 Radio Frequency Signal Generator

Transcription

1 AV1442 Radio Signal Generator Product Overview AV1442 RF Signal Generator is a completely new product designed and developed for communication applications by using the latest technology, covering all commonly-used ranges of radio frequency. Designed with modular structure, all Chinese interfaces, large LCD menu control, extremely low phase noise of output signal, high frequency resolution and accuracy and wide output dynamic range, it is available in abundant analog modulation, digital modulation and program control functions etc. This product can provide complex high-performance analogue signals for testing on communication and radar equipment in product research & development, production, detection and maintenance etc. Main Features Extremely low phase noise and high pure spectrum Power output of -135dBm~+7dBm Available in abundant analogy modulation and digital modulation functions Optional 1Hz~1MHz low frequency signal generator Chinese/English operation interfaces List sweep and step sweep Update with USB Disk Large LCD operation interface AV1442 RF Signal Generator uses large screen and Chinese operation interfaces which offers a panoramic view of the current state. The operation interface can be set in English according to different purposes and occasions for your convenience. Focus On Measurement 1 / 6

2 Extremely low phase noise and high pure spectrum AV1442 RF Signal Generator provides good close-to-carrier phase noise (-124dBc/Hz, measured at CW 1GHz and FO 1kHz) and excellent spectrum purity, which can satisfy the test requirements for pure radio frequency and stimulus signals in radar system development and satellite communications. Update with USB Disk With the wide application of USB Disk to modern life, AV1442 RF Signal Generator provides a USB interface available for smart software update and data backup through which you can easily use a USB disk to update software and maintain the instrument, thus this function is simple and convenient and practical. Expansion of rear panel function AV1442 RF Signal Generator provides RS232 interface, GPIB interface, LAN interface, base-band output interface etc. additional expansion interfaces for system building during which LAN interface can be used to achieve the functions of remote control and network update, etc. for user s convenience. Focus On Measurement 2 / 6

3 Typical Applications Relaying on its powerful functions, AV1442 Radio Signal Generator has become widely-used modern intelligent radio frequency measuring instrument, which can provide complex analogy signal for testing on dynamic range, sensibility, adjacent channel property, digital modulation performance etc. internal and external channel s performance index of high-performance transmitter and receiver of various radar and communication equipments as well as local oscillator substitution, distortion test, phase noise test, etc. fields. Technical Specifications Range AV1442: 250kHz~6GHz AV1442A: 250kHz~3GHz 250kHz f 250MHz 250MHz <f 500MHz N MHz <f 1GHz 1 1 GHz <f 2 GHz 2 2 GHz <f 3.2GHz 4 3.2GHz <f 6GHz 8 Resolution Timebase Aging Rate (typical value) 0.01Hz (0.001Hz is also available) /day (after 7days of continuous poweron) Sweep Mode Step Sweep List Sweep Harmonic 2 Sub-harmonic 2 Non-harmonic 3 SSB Phase Noise (dbc/hz) <-30dBc None <-62dBc offset 250kHz f 250MHz 100Hz 1kHz 10kHz 100kHz <-91 <-107 <-125 <-127 Focus On Measurement 3 / 6

4 250MHz <f 500MHz <-97 <-121 <-129 < MHz <f 1GHz <-91 <-115 <-127 < GHz <f 2 GHz <-85 <-110 <-121 < GHz <f 3GHz <-81 <-106 <-117 < GHz <f 6GHz <-75 <-100 <-111 <-111 Residual FM Output Power Range (25±10 ) <N 1Hz (typical value, CW frequency mode, 300Hz~3kHz bandwidth, effective value) 20dBm +7dBm Adding option 1: 120dBm~+7dBm (-135dBm is available) Option 1 programmable step attenuator is not available Power Accuracy (25 ±10 ) -10dBm~+7dBm ±0.8dB Option 1 programmable step attenuator is available -20dBm~-10dBm ±1.0dB (typical value) -10dBm~+7dBm -60dBm~-10dBm -90dBm~-60dBm ±0.8dB ±1.0dB ±1.5 (typical value) Pulse modulation on/ off ratio >60dB Modulation Performance Pulse Modulation 4 Amplitude Modulation 5 Modulation 5 Phase Modulation 5 Pulse modulation rise/fall time <150ns Internally leveled min. pulse width 2μs Level hold (ALC is on) 0.5μs Modulation mode: linear mode, exponential mode Modulation rate (3dB bandwidth, 30% modulation depth): DC~100kHz Max. depth: linear mode 90%, exponential mode 20dB Accuracy (1kHz modulation rate, 300Hz~3kHz demodulation bandwidth, depth <90%): ± (6% set value+1%) Distortion (1kHz modulation rate, 30% depth, linear mode, total harmonic distortion): <1.5% Max. frequency offset: N 1MHz Accuracy (1kHz rate, 300Hz~3kHz demodulation bandwidth, frequency offset <N 100kHz, except residual frequency modulation): <± (5% set frequency offset +20Hz) Modulation rate (3dB bandwidth, 100kHz frequency offset): Internal DC DC~100kHz; Internal AC: 100kHz~1MHz; External DC DC~100kHz; External AC: 100kHz~10MHz. Distortion (1kHz rate, N 100kHz frequency offset, total harmonic distortion): <1% Max. phase offset: It is N 10rad when the modulation bandwidth is 100kHz. It is N 1rad when the modulation bandwidth is MHz. Accuracy (1kHz rate, 300Hz~3kHz demodulation bandwidth, phase offset <N 10rad, except residual phase modulation, 100kHz modulation bandwidth): <± (5% set phase offset +0.01rad) Modulation rate (3dB bandwidth): Focus On Measurement 4 / 6

5 Vector Modulation 4 (Vector modulation module must be configured.) Internal Modulation Signal Generator Base-band Signal Generator (Option 3 is configured) RF Output Port Display Operation Interface Dimension (width X height depth) Max. Weight The 41 st institute of China Electronics Technology Group Corporation Modulation bandwidth 100kHz DC~100kHz; Modulation bandwidth 1MHz 100kHz~1MHz (typical value) Distortion (1kHz rate, N 10rad phase offset, total harmonic distortion, 100kHz modulation bandwidth): <1% Operating mode: external I/Q input Input connector: BNC (female) Input impedance: 50Ω Modulating frequency range (typical value, 3dB point): DC~10MHz Full scale input: 2 2 I + Q = 0. 5V rms Vector accuracy (after calibration, 4Msps, QPSK modulation mode, Nyquist filter, α=0.3) EVM (rms): <3% Function generator provides: Amplitude modulation, frequency/phase modulation signals Waveform: Sine wave, square wave, triangular wave, ramp wave, noise, dual-sine, swept-sine range: Sine wave, dual-sine, swept-sine 1Hz~1MHz Square wave, triangular wave, ramp wave 1Hz~100kHz resolution: 1Hz Pulse modulation signal: Pulse width: 40ns~(42s-20ns) Pulse period: 100ns~42s Resolution: 20ns Modulation format: BPSK, QPSK, OQPSK, 8PSK, MSK, 16QAM, 2FSK Code rate: 10ksps~10Msps (max. 2Msps in MSK and 2FSK modulation modes) Type N (female) TFT-LCD Chinese/English 482mm 152mm 582mm 23kg Operating Temp. 0 ~+40 Option dB programmable step attenuator 3. Base-band signal generator 2. Vector modulation module Notes: 1. AV1442 High Pure Radio Synthesized Signal Generator, when kept for 2 hours at ambient temperature and preheated for 30 minutes, with attenuator autocoupling (or ALC power higher than -5dBm) and within the range of given operating temperature, meets all the index properties. The supplemental characteristics given in the form of typical value is only for user s reference not for evaluation. 2. When output power is the maximum, the instrument output frequency range is within the index. Focus On Measurement 5 / 6

6 3. When the output power is 0dBm, the offset carrier is beyond 1 khz. 4. There is no requirement for indexes when the operating frequency is 500MHz or below. 5. There is no requirement for indexes when the operating frequency is 100MHz or below. Order Information Main unit: AV1442 Radio Signal Generator Options: dB programmable step attenuator 2. Vector modulation module 3. Base-band signal generator Standard configuration: Power cord 1 User s Guide 1 Focus On Measurement 6 / 6