HF Digital Wideband

Frequency band (920 MHz to 2450 MHz)
 IF output:
1. 650 MHz (BW=300 MHz)
2. 188 MHz (BWMAX=80 MHz)
3. 76 MHz (BWMAX=40 MHz)
(OPTION)
 23 IF filters (bandwidths from 150 Hz to 10 MHz)
 Panorama scan up to 20 GHz/s
 Frequency/memory scan up to 1000 channels per second
 Video panorama
 Signal-to- noise ratio: 9dB
 Average value of OIP3: 18dBm
 Long range remote control
 Implementation DDC with adjustable
 bandwidth to IQ output and span spectra

Key Facts of Receiver
Frequency range: 20MHz to 3000MHz
IF Output center frequency 76MHz
RF spectrum display of speed up to 20GHz/Sec
IF spectrum display of spectra to 38MHz
Waterfall display of spectra
Video spectrum display of spectra
Two separated paths for IF panorama and demodulation to improvement system sensitivity Capability to demodulation wideband signals
Implementation demodulators on digital processor
1-2. Processor Board Specifications
Use FPGA processor (virtex 6 model)
Use digital DSP processor (6416T model)
Use 16-bit sampler (AD9467)
Two separated paths for IF panorama and demodulation
LAN port speeds: 10/100/1000MBPS
FPDP serial for transfer IF
Digital and analog audio output
Use two LOG AMP and sampler to measuring amplitude of power and IF to implement AGC mode
Capability of gain control before AGC and MGC sampling to improve sensitivity of system
Use roofing filter to improve sensitivity of receiver
Antenna selection


L-band Tuner Technical Specifications

Frequency band (920 MHz to 2450 MHz)
 IF output:
1. 650 MHz (BW=300 MHz)
2. 188 MHz (BWMAX=80 MHz)
3. 76 MHz (BWMAX=40 MHz)
(OPTION)
 23 IF filters (bandwidths from 150 Hz to 10 MHz)
 Panorama scan up to 20 GHz/s
 Frequency/memory scan up to 1000 channels per second
 Video panorama
 Signal-to- noise ratio: 9dB
 Average value of OIP3: 18dBm
 Long range remote control
 Implementation DDC with adjustable
 bandwidth to IQ output and span spectra

Key Facts of Receiver
Frequency range: 20MHz to 3000MHz
IF Output center frequency 76MHz
RF spectrum display of speed up to 20GHz/Sec
IF spectrum display of spectra to 38MHz
Waterfall display of spectra
Video spectrum display of spectra
Two separated paths for IF panorama and demodulation to improvement system sensitivity Capability to demodulation wideband signals
Implementation demodulators on digital processor
1-2. Processor Board Specifications
Use FPGA processor (virtex 6 model)
Use digital DSP processor (6416T model)
Use 16-bit sampler (AD9467)
Two separated paths for IF panorama and demodulation
LAN port speeds: 10/100/1000MBPS
FPDP serial for transfer IF
Digital and analog audio output
Use two LOG AMP and sampler to measuring amplitude of power and IF to implement AGC mode
Capability of gain control before AGC and MGC sampling to improve sensitivity of system
Use roofing filter to improve sensitivity of receiver
Antenna selection


VUHF Wideband Receiver Technical Specifications

Wideband operation 23 IF filters (bandwidths from 150 Hz to 10 MHz) Panorama scan up to 20 GHz/s Frequency/memory scan up to 1000 channels/s Video panorama Signal-to- noise ratio: 12dB Average value of IP3: 12dBm Long range remote control 1-1. Key Facts of Receiver Frequency range: 20MHz to 3000MHz IF Output center frequency 76MHz RF spectrum display of speed up to 20GHz/Sec IF spectrum display of spectra to 38MHz Waterfall display of spectra Video spectrum display of spectra Two separated paths for IF panorama and demodulation to improvement system sensitivity Capability to demodulation wideband signals Implementation demodulators on digital processor IF band width to 5MHz 1-2. Processor Board Specifications Use FPGA processor (virtex model) Use digital DSP processor (6416T model) Two separated paths for IF panorama and demodulation LAN port speeds: 10/100/1000MBPS FPDP serial for transfer IF Digital and analog audio output Use two LOG AMP and sampler to measuring amplitude of power and IF to implement AGC mode Capability of gain control before AGC and MGC sampling to improve sensitivity of system Use roofing filter to improve sensitivity of receiver Antenna selection Two independent 16-bit sampler (AD9461)


Wide Band Direction Finder System for VUHF Frequency

Frequency Range: 20MHz to 3000MHz Correlative interferometerDF method DF accuracy: ≥ 2° RMS (typ.) Detection of chirp signals by minimum 2500s chirp duration Detection of burst signals by minimum 400µs burst duration Integrated GPS module. Integrated Magnetic compass measures alignment to north Contain 3 array antennas: Active 9-element array of dipole antennas 20 to 1300MHz (110cm diameter) 8-element array antennas 1300MHz to 3000MHz (110cm diameter) 9-element array of dipole antennas 20 to 200MHz (about 300cm diameter) DF sensitivity: 1-10µv/m Receiver Specifications Signal-to- noise ratio: 12dB Phase noise: -100dBc/Hz@10KHz offset Center Frequency: 21.4MHz Instantaneous Bandwidth: 20MHz Image frequency rejection IF rejection Software Capability Display signal spectra with 0.5MHz, 2MHz, and 20MHz bandwidth Display direction of frequency resources in polar diagram, histogram and waterfall formats Display direction of frequency resources in azimuth versus frequency and waterfall formats simultaneously Detection and modulation analog signals (AM and FM) Automatic analog modulation recognition (AMR) Detection wideband resources from azimuth versus frequency diagram Search and Maintenance of frequency resources and frequency range Available DF modes: Fixed frequency mod, search mode, wideband mode, scan mode Capability of connection three systems Capability of recording of audio signals Simple graphical environment