Product Description
AJANTA AEI-8201 DSB/SSB Receiver demonstrates DSB AM reception & also explain the concepts of selectivity, sensitivity & fidelity of Radio Receiver.
The DSB/SSB AM Receiver contains RF amplifier, mixers diode detector & audio amplifiers through which techniques of AM reception can be demonstrated appropriately.
Specifications:-
| Construction | Superhetrodyne |
| Frequency Range | 980 KHz to 2060 KHz |
| Intermediate Frequency | 455 KHz |
| Input Circuits | RF Amplifier |
| 2) Mixer |
| 3) Local Oscillator |
| 4) Beat Frequency Oscillator |
| 5) IF Amplifier 1 |
| 6) IF Amplifier 2 |
| Tuning | With Variable Capacitor (ganged) Dial marking on Board |
| Receiving media | Telescopic Antenna / Cable |
| Detectors | 1) Diode Detector (For DSB) |
| 2) Product Detector (SSB) |
| Audio Output | Amplifier with Speaker |
| Automatic Gain control |
|
| Switched Faults | Switchable |
| Interconnections | 2 mm Banana Sockets |
| Test points | 50 nos |
| Power Supply | 230 V ±10 %, 50/60 Hz |
| Power Consumption | 3 VA approximately |
| Operating Conditions | 0-40 C, 80% RH |
| Dimensions (mm) | W 405 x D 275 x H 105 |
| Weight | 2.8 Kg approximately |
| Included Accessories : | Patch cord - 4 nos., Mains cord - 1 no., Microphone - 1 no., Learning material (CD) - 1 no.
|
Comprehensive Learning PlatformThe DSB/SSB AM Receiver Trainer-AEI-8201 is tailored for in-depth exploration of both Double Sideband (DSB) and Single Sideband (SSB) amplitude modulation reception. The modular design and clearly printed block diagram enable students and instructors to visually connect theory with practice, supporting a structured and interactive laboratory curriculum.
Versatile Demonstration CapabilitiesEquipped with on-board DSB and SSB modulated source inputs and switchable demodulation, this trainer offers practical demonstration modes suitable for a wide range of AM receiver experiments. The built-in local oscillator, easily accessed test points, and inbuilt speaker allow for real-time waveform observation and audio output, fostering direct analysis and troubleshooting.
Durable and Safe ConstructionManufactured with a powder-coated metal enclosure and high-grade electronics, the AEI-8201 is built for intensive educational environments. It incorporates robust fuse protection to safeguard circuits and users during operation. Its compact, rectangular form factor ensures convenient placement in any laboratory setting while maintaining laboratory-standard accuracy and performance.
FAQ's of DSB/SSB AM Receiver Trainer-AEI-8201:
Q: How does the DSB/SSB AM Receiver Trainer-AEI-8201 support hands-on learning in laboratories?
A: The trainer includes practical experiment materials such as an experiment manual, connecting leads, and multiple accessible test points for waveform observation. These features, paired with a functional block diagram, facilitate interactive, experiment-driven instruction, making theoretical concepts tangible for students.
Q: What are the available operational modes on the AEI-8201 and what do they demonstrate?
A: This trainer supports both Double Sideband (DSB) and Single Sideband (SSB) AM reception modes. It demonstrates envelope detection for DSB demodulation and product detection for SSB, allowing students to study and compare both common AM receiver techniques within one system.
Q: When should the onboard speaker be used during experiments?
A: The inbuilt speaker is utilized to audibly monitor demodulated audio signals from the AM broadcast band or internal modulated sources. This helps students correlate received waveform observations with real-time sound output, enhancing comprehension of signal processing stages.
Q: Where can waveform observations be made on the AEI-8201?
A: Waveform monitoring is possible at several accessible test points distributed across the trainer. These are strategically placed so students can connect oscilloscopes or meters to analyze different circuit stages during operation, supporting a thorough investigation of receiver performance.
Q: What protective features are included in the DSB/SSB AM Receiver Trainer?
A: For user safety and equipment integrity, the AEI-8201 is equipped with fuse protection. This safeguard helps prevent damage to internal circuits from accidental overloads or power surges during laboratory use.
Q: How is power supplied and controlled within the unit?
A: The trainer operates using a 230V AC 10%, 50Hz electric supply, suitable for standard laboratory power sources in India. Manual controls are provided for adjusting and managing operational settings during experiments, ensuring ease of use for students and instructors.
Q: What are the key benefits of using this trainer in an educational setting?
A: The AEI-8201 offers a hands-on platform for students to explore, analyze, and understand AM receiver circuits, including both DSB and SSB demodulation. Its modular, safe, and durable design makes it an indispensable educational tool for developing practical skills and deepening theoretical knowledge in electronics and communication engineering.