ECE LAB EQUIPMENTS

Dual Output regulated DC Variable Power Supply Input voltage : 230V/50Hz AC Output voltage :(0-30)V DC Output current :(0-2)A DC Protection circuit : Over voltage, over current, and short-circuit protection High efficiency : Greater than 85% Low ripple and noise : Less than 50 Mv Digital display

Function (Signal) Generator Specs: Frequency range : 0.1Hz to 5MHz Display :4 to 6 digit LED display Output waveforms : Sine, triangle, square, ± pulse, ± ramp Amplitude :0-20 vpp Rise time :<100 ns Distortion :< 1% within specified frequency range Power supply : 230V AC ±10% , 50-60 Hz Output amplifier protection : short –circuit and ± 15V Overload protection Dc offset: 0 to ± 10 V adjustable Attenuation: 0 to -60 dB

Decade resistance box Range : 1Ω to 1MΩ Rotary switch selection with 6 dials Steps : 1Ω, 10 Ω, 100Ω, 1KΩ, 10 KΩ, 1MΩ Accuracy : ±1%

Decade capacitance box Range : 100 Pf to 100 µf Rotary switch selection with 6 dials Maximum voltage : 350V Accuracy : ±1%

Decade inductance box Range : 10 µH to 10 H Rotary switch selection with 6 dials Low-loss inductors Accuracy : ±1%

SIM Reader trainer kit Power supply : Operates on 230V AC ±10%, 50Hz mains supply Built-in regulated SMPS power supply Operating DC Supply : 5V/12V with overload and short-circuit protection SIM Card Interface : Supports GSM SIM Cards compatible with 2G / 3G / 4G / 5G networks SIM Card read/write interface Supports SIM card initialization, authentication and communication functions Compatible with standard 6-pin / 8-pin SIM card sockets Communication Interface : USB 2.0 interface for PC communication RS-232 serial communication interface UART Communication facility for embedded system interfacing SIM Operating Parameters : Selectable SIM Clock frequencies 3.579 MHz 7.159 MHz 14.318 MHz SIM Supply voltage selection facility SIM reset and activation control Supported Protocols and Standards : GSM ETSI 07.07 AND ETSI 07.05 AT command support ISO/IEC 7816 smart card communication support SIM communication command monitoring facility Hardware Features : On-board SIM card socket LED Indication for : Power status SIM detection Reset activity User manualUtility software CD / Downloadable software package Data transmission/reception Built-in keypad for standalone operation. LCD display module (128 × 64) for menu and status display. On-board microcontroller-based control section. Software Support: AT command execution and monitoring software. SIM manager utility software. Data logging and communication terminal utility. PC-based GUI software for SIM data communication experiments. Trainer Features: Fault simulation facility for troubleshooting experiments. Simulation of faults such as: SIM not detected Clock failure VCC failure Reset failure Multiple on-board test points for signal observation. Test points for: SIM RST SIM_CLK SIM IO VCC UART TX/RX Suitable for CRO/DSO signal monitoring. Glass epoxy PCB with educational block diagram layout. Compact tabletop enclosed cabinet design. Construction: Front panel with printed block diagram. Banana test points and patching facility. Standard Accessories: GSM SIM trainer unit. USB communication cable. RS-232 communication cable. Power cord.

Microwave test bench with reflex klystron oscillator Microwave source : Relex Klystron tube with klystron mount Operating frequency in X-Band (8.2GHZ to 12.4GHz) Electronic tuning through repeller voltage control Suitable for CW microwave generation Klystron powersupply: Regulated klystron power supply unit Built-in modulation facility Overload and short circuit protection Operates on 230V AC 10%, 50Hz mains supply Waveguide components: Isolator Variable attenuator Frequency meter Slotted line section with tunable probe Crystal detector mount Matched load Movable short / termination Waveguide stands and accessories Measurement unit: Solid state VSWR meter with high sensitivity SWR measurement facility Suitable for detector output monitoring Technical specification : Frequency range : 8.2 GHz to 12.4 GHz Waveguide types : WR-90 Detector type : Crystal detector Attenuator range : 0-20Db or better Trainer Features: Modulator microwave bench arrangement Front panel block diagram Test points for signal observation user mannual