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Product Description :
Amitec Satellite Communication Lab STC24 Features: * Microwave 2.4 GHz operation Satellite Trainer * Tele-command and telemetry facility * Different Baud rates PC-PC link. * Emulation of variable signal fading, variable thermal noise * Variable propagation delay. * Total 4 Variable path loss at uplink and downlink channels * High RF output power and low noise * LCD display of PLL synthesized frequency in Transmitter, Receiver and Satellite Emulator * Condenser microphone and speaker for audio link * Camera and Video to VGA converter for video link * Satellite has built-in antennas, transponder for link * Helix (LHCP X 2 & RHCP X 2), Log Periodic X 2, Dish X 2 & Patch X 2 for linear & circular polarization study * Signal monitoring outputs at uplink & downlink * C/N and S/N measurement facility
Amitec STC24 Technical Specifications Satellite Uplinking Transmitter Frequency : 4 channels in 2.4 to 2.5 Ghz band ; PLL Controlled ISM Band Display : LCD 16X2 Backlit Spurious output : 30 dB typical RF Output Z : 75 Ohms Unbalanced RF output level : +3 dBm nominal Path Loss : Upto 35dB variable attenuation Audio 1 : Int. 1KHz sine wave / Ext Mic Ext. Function Generator waveform Audio 2 : Int. 1KHz sine wave / Ext Mic Ext. Function Generator waveform Video : Colour/Monochrome Camera/VCD Waveform : upto 5MHz Function Generator Digital : Max bit rate 500KHz typical RS232 : PC serial port compatible intput Tele-command : Selectable 4 bit binary input with selectable 4 addresses Enable : Telecommand Frame available at digital input FM deviation : Variable on audio and video/data Satellite Downlink Receiver Frequency : 4 channels in 2.4 to 2.5 Ghz band PLL Controlled ISM Band Display : LCD 16 X 2 Backlit RF Input Z : 75 Ohms Unbalanced Sensitivity : -85dBm Path Loss : 20dB typical variable attenuation Audio 1out : Speaker inbuilt/output Audio 2 out : Speaker inbuilt/output Video Out : 5MHz bandwidth, 1V p/p Digital : Max bit rate 500KHz typical TTL Rs232 : PC serial port compatible output Down-converter : 479.5 Mhz output for spectrum analysis Telemetry : 4 bit binary LED output with Selectable 4 addresses Valid/Error : Tele-command Frame available at Correction digital output RSSI Out : Received signal strength output for C/N measurement Satellite Link Emulator Transponder Uplink Frequency : 4 channels in 2.4 to 2.5 Ghz band ; PLL Synthesized ISM Band Display : 16X2 LCD Backlit RF Input Z : 75 Ohms Unbalanced Sensitivity : -85dBm Uplink Path Loss : 20dB typical variable attenuation Telemetry : 4 bit binary LED output with Selectable 4 addresses Valid/Error : Telemetry Frame available at digital Correction output Transponder Downlink Frequency : 4 channels in 2.4 to 2.5 Ghz band ; PLL Synthesized ISM Band Display : 16X2 LCD Backlit Spurious output : - 30 dB typical RF Output Z : 75 Ohms Unbalanced RF output level : +3 dBm nominal Path Loss : Upto 25dB variable attenuation Tele-command : Selectable 4 bit binary input with selectable 4 addresses Enable : Telecommand Frame available at digital input Test Output : Audio 1, Audio2, Video, Digital Down-converter : To spectrum analyzer 479.5 MHz RSSI Out : Received signal strength output for C/N measurement Band limiting : 18MHz fixed typical Noise addition : Variable Signal delay : upto 0.6s on Audio1 channel Signal fading : Variable 10dB Antennas : Microstrip Log periodic X 2, Helix LHCP X 2 & Helix RHCP X 2, Microstrip Patch X 2, Parabolic Dish X 2 Mount : Antenna mount X 2 Software : PC Serial communication software Accessories : Camera, Microphone, Video to VGA converter Card, Cables BNCBNC X6, Tee connector X2, RS 232 Rx & Tx Cables
E-Manual: Installation Video for ease of Learning
Area & Scope of Experiments: * To set up an active & passive satellite communication link and study their difference. To study the advantages of satellite communication. To study the communication satellite link design: process of transmitting a signal to a satellite (UPLINKING), reception of same signal via satellite (DOWN LINKING) and functioning of transponder o f a satellite. * To measure the baseband analog signal parameters in a satellite link. * To measure the signal parameters in an analog FM/FDMTV Satellite link. * To study the functionality of a satellite MODEM. * To study the phenomenon of Linear and Circular polarization of antennas. * To measure the C/N ratio. * To measure the S/N ratio. * To study the effect of fading and measure the fading margin of a received signal. * To measure the Propagation Delay of signal in a sitcom link. * To measure the digital baseband signal parameters in a satcom link. To measure the range of baud rates that the system can support. * To send telecommand and receive the telemetry Data and study the operation of a codec. * To setup a RS-232 satellite communication link using RS 232 ports. * To calculate Bit Error Rate in a satcom link.
SATELLITE COMMUNICATION LAB STC24
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